---> uname -a: Linux prd-centos7-docker-2c-1g-6895.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0,1 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 retpoline_amd ssbd 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 7.1G 33G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 689 4288 16 2843 6830 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:13:4d:87 brd ff:ff:ff:ff:ff:ff inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe13:4d87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:e4:c8:37 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/31/2026 _x86_64_ (2 CPU) 06:21:28 PM LINUX RESTART 06:22:01 PM tps rtps wtps bread/s bwrtn/s 06:23:01 PM 274.72 44.53 230.19 5366.62 8617.67 06:24:01 PM 417.36 9.23 408.13 2607.86 19813.22 06:25:02 PM 100.82 1.85 98.97 196.24 24717.97 Average: 264.29 18.54 245.75 2724.16 17714.15 06:22:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:01 PM 5391888 2617028 32.68 2620 1895260 942192 10.40 621784 1704704 166716 06:24:01 PM 4921844 3087072 38.55 2620 2336748 1031892 11.39 807876 1928484 16 06:25:02 PM 4369252 3639664 45.45 2620 2767396 1020076 11.26 1153812 2112776 8204 Average: 4894328 3114588 38.89 2620 2333135 998053 11.02 861157 1915321 58312 06:22:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:23:01 PM eth0 347.06 197.77 1781.99 67.36 0.00 0.00 0.00 06:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 PM eth0 241.04 185.53 3441.04 486.27 0.00 0.00 0.00 06:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:02 PM eth0 473.06 381.27 8032.85 959.29 0.00 0.00 0.00 06:25:02 PM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 06:25:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 353.72 254.85 4418.09 504.21 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/31/2026 _x86_64_ (2 CPU) 06:21:28 PM LINUX RESTART 06:22:01 PM CPU %user %nice %system %iowait %steal %idle 06:23:01 PM all 41.26 0.00 6.82 2.64 0.03 49.25 06:23:01 PM 0 51.51 0.00 7.97 4.41 0.03 36.08 06:23:01 PM 1 31.04 0.00 5.66 0.85 0.02 62.43 06:24:01 PM all 36.00 0.00 8.55 1.48 0.03 53.93 06:24:01 PM 0 50.55 0.00 9.72 1.71 0.05 37.97 06:24:01 PM 1 21.64 0.00 7.40 1.28 0.03 69.65 06:25:02 PM all 36.97 0.00 4.81 1.02 0.03 57.17 06:25:02 PM 0 54.84 0.00 5.91 0.94 0.05 38.25 06:25:02 PM 1 19.41 0.00 3.72 1.10 0.00 75.77 Average: all 38.06 0.00 6.73 1.71 0.03 53.46 Average: 0 52.30 0.00 7.87 2.35 0.05 37.43 Average: 1 23.99 0.00 5.60 1.08 0.02 69.32