---> uname -a: Linux prd-centos7-docker-4c-4g-7344.novalocal 3.10.0-1160.118.1.el7.x86_64 #1 SMP Wed Apr 24 16:01:50 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm art rep_good nopl extd_apicid eagerfpu pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd rsb_ctxsw ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt nrip_save umip spec_ctrl intel_stibp arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.8G 0 7.8G 0% /dev tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs 7.8G 17M 7.8G 1% /run tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup /dev/vda1 80G 6.1G 74G 8% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15884 824 12965 16 2095 14739 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1b:be:db brd ff:ff:ff:ff:ff:ff inet 10.30.171.162/23 brd 10.30.171.255 scope global dynamic eth0 valid_lft 86252sec preferred_lft 86252sec inet6 fe80::f816:3eff:fe1b:bedb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:5e:03:3d:8a brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 02/03/2026 _x86_64_ (4 CPU) 05:25:44 AM LINUX RESTART 05:26:01 AM tps rtps wtps bread/s bwrtn/s 05:27:01 AM 337.91 79.82 258.09 9703.53 43487.06 05:28:01 AM 312.16 3.21 308.94 1249.36 9017.67 Average: 325.04 41.52 283.52 5476.80 26253.80 05:26:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:27:01 AM 13553632 2712332 16.67 2620 1875564 1068996 6.17 659700 1666776 129612 05:28:01 AM 13368148 2897816 17.82 2620 2024248 1073084 6.20 840972 1641056 23564 Average: 13460890 2805074 17.25 2620 1949906 1071040 6.19 750336 1653916 76588 05:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:27:01 AM eth0 344.99 247.57 1752.14 64.77 0.00 0.00 0.00 05:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 AM eth0 42.20 39.27 254.33 12.03 0.00 0.00 0.00 05:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 193.61 143.43 1003.30 38.40 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 02/03/2026 _x86_64_ (4 CPU) 05:25:44 AM LINUX RESTART 05:26:01 AM CPU %user %nice %system %iowait %steal %idle 05:27:01 AM all 22.86 0.00 5.79 3.85 0.07 67.42 05:27:01 AM 0 29.32 0.00 7.56 2.50 0.07 60.55 05:27:01 AM 1 27.52 0.00 5.02 4.00 0.07 63.40 05:27:01 AM 2 19.81 0.00 5.80 3.61 0.09 70.69 05:27:01 AM 3 14.94 0.00 4.85 5.28 0.07 74.86 05:28:01 AM all 16.20 0.00 1.41 0.87 0.06 81.47 05:28:01 AM 0 12.10 0.00 1.21 0.95 0.03 85.71 05:28:01 AM 1 21.88 0.00 2.00 0.91 0.05 75.16 05:28:01 AM 2 28.58 0.00 1.72 1.19 0.07 68.44 05:28:01 AM 3 2.64 0.00 0.71 0.42 0.05 96.18 Average: all 19.52 0.00 3.59 2.35 0.06 74.48 Average: 0 20.61 0.00 4.35 1.72 0.05 73.27 Average: 1 24.69 0.00 3.50 2.45 0.06 69.30 Average: 2 24.19 0.00 3.76 2.40 0.08 69.57 Average: 3 8.75 0.00 2.76 2.83 0.06 85.60