NetWorker: O backup do MongoDB usando falha do NMDA

Summary: Este artigo resolve problemas com o backup do MongoDB usando o NMDA.

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Symptoms

Falha nos backups MongoDB do NetWorker Module for Databases and Applications (NMDA). O backup mostra:

monogdb_client:<save_set> size 0 KB, 0 file(s), took   0 min  31 sec

Um ou mais dos seguintes erros são observados:

The size of proxied data written has not been set. Backup of ssid 'xxxxx' failed due to unrecoverable errors.
The read operation returned a value of -1. Error code: 5. Error: Input/output error.
Backup of ssid 'nnnn' failed due to unrecoverable errors
The backup command '/nsr/apps/config/backup_logscript.sh' did not complete successfully: Backup of ssid 'nnnn' failed due to unrecoverable errors. 

Cause

O script de backup está redirecionando a saída para um arquivo usando >.

Resolution

Use --out para a saída do arquivo em vez de direcionar a saída para um arquivo.

Exemplo de seção de script. Mudar:

(
set -x;
EXEC_MYWORK="$INSTANCE_PATH_MW16_MYWORK/mongodump -u $BACKUP_USER -p $BACKUP_PASSWORD --authenticationDatabase $BACKUP_AUTHDB --gzip --port 27020 --db local --collection oplog.rs --query \"{ts: {\\\$gt: {\\\$timestamp: {t: $PASS_TIME, i: 0}}, \\\$lt: {\\\$timestamp: {t: $CURR_TIME, i: 0}}}}\"  >  $OAPP_MOUNT_DIR/backup_data_Oplog";
eval $EXEC_MYWORK;
)

Para:

(
set -x;
EXEC_MYWORK="$INSTANCE_PATH_MW16_MYWORK/mongodump -u $BACKUP_USER -p $BACKUP_PASSWORD --authenticationDatabase $BACKUP_AUTHDB --gzip --port 27020 --db local --collection oplog.rs --query \"{ts: {\\\$gt: {\\\$timestamp: {t: $PASS_TIME, i: 0}}, \\\$lt: {\\\$timestamp: {t: $CURR_TIME, i: 0}}}}\" --out $OAPP_MOUNT_DIR/backup_data_Oplog";
eval $EXEC_MYWORK;
)

Affected Products

NetWorker, NetWorker Module for Databases and Applications

Products

NetWorker Family, NetWorker Module
Article Properties
Article Number: 000166750
Article Type: Solution
Last Modified: 01 Apr 2026
Version:  5
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