---> uname -a: Linux prd-centos8-docker-8c-8g-17506.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 rep_good nopl cpuid extd_apicid tsc_known_freq 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 ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1076 26976 20 3834 30345 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:15:b3:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.221/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86009sec preferred_lft 86009sec inet6 fe80::f816:3eff:fe15:b3d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fd:61:56:b8 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 inet6 fe80::42:fdff:fe61:56b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/03/2026 _x86_64_ (8 CPU) 03:37:36 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 209.68 11.80 197.88 1894.04 7069.26 03:40:01 AM 58.85 0.00 58.85 0.00 5676.04 03:41:01 AM 55.10 14.41 40.69 3219.86 2685.72 03:42:01 AM 398.35 4.67 393.69 1149.48 14981.79 03:43:01 AM 237.18 2.40 234.78 408.33 39071.46 03:44:01 AM 107.38 2.15 105.23 222.59 14758.68 Average: 177.76 5.90 171.85 1149.03 14041.19 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29668632 31293728 2984740 9.14 2688 1952208 1382940 4.10 137736 2425384 134868 03:40:01 AM 29611320 31282400 3042052 9.32 2688 1997600 1367012 4.06 139180 2470776 37100 03:41:01 AM 29136320 31103572 3517052 10.77 2688 2285008 1995132 5.92 158216 2896992 196556 03:42:01 AM 28126476 30430756 4526896 13.86 2688 2611656 2054672 6.10 237608 3780860 155060 03:43:01 AM 26293188 29557460 6360184 19.48 2688 3559824 2860016 8.49 566740 5231032 28 03:44:01 AM 27614556 31064268 5038816 15.43 2688 3740236 1528748 4.54 843332 3626748 23532 Average: 28408415 30788697 4244957 13.00 2688 2691089 1864753 5.53 347135 3405299 91191 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 537.14 341.65 1645.43 69.76 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 19.13 16.74 119.77 1.97 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 105.00 83.29 836.03 28.89 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 379.02 353.85 4510.65 55.04 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 435.93 364.42 9005.53 42.26 0.00 0.00 0.00 0.00 03:43:01 AM docker0 4.25 4.98 0.26 147.06 0.00 0.00 0.00 0.00 03:43:01 AM vetha527aa7 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 276.51 265.48 382.89 2335.99 0.00 0.00 0.00 0.00 03:44:01 AM docker0 7.68 10.71 0.46 166.52 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 292.13 237.58 2750.22 422.31 0.00 0.00 0.00 0.00 Average: docker0 1.99 2.62 0.12 52.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/03/2026 _x86_64_ (8 CPU) 03:37:36 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.16 0.00 1.33 0.56 0.01 88.94 03:39:01 AM 0 5.52 0.00 0.67 0.10 0.02 93.69 03:39:01 AM 1 9.55 0.00 0.83 0.15 0.02 89.45 03:39:01 AM 2 10.12 0.00 1.92 2.61 0.02 85.32 03:39:01 AM 3 9.09 0.00 1.90 0.37 0.02 88.63 03:39:01 AM 4 11.99 0.00 1.89 0.62 0.02 85.48 03:39:01 AM 5 11.70 0.00 1.49 0.22 0.02 86.58 03:39:01 AM 6 11.91 0.00 1.24 0.32 0.02 86.52 03:39:01 AM 7 3.37 0.00 0.72 0.07 0.00 95.84 03:40:01 AM all 1.21 0.00 0.18 0.14 0.00 98.46 03:40:01 AM 0 0.13 0.00 0.10 0.00 0.00 99.77 03:40:01 AM 1 0.08 0.00 0.13 0.15 0.00 99.63 03:40:01 AM 2 6.37 0.00 0.58 0.22 0.00 92.83 03:40:01 AM 3 0.02 0.00 0.20 0.45 0.00 99.33 03:40:01 AM 4 0.55 0.00 0.07 0.00 0.00 99.38 03:40:01 AM 5 0.02 0.00 0.12 0.22 0.00 99.65 03:40:01 AM 6 2.33 0.00 0.25 0.10 0.00 97.32 03:40:01 AM 7 0.20 0.00 0.02 0.00 0.00 99.78 03:41:01 AM all 5.30 0.00 0.56 0.16 0.00 93.98 03:41:01 AM 0 3.39 0.00 0.23 0.10 0.00 96.28 03:41:01 AM 1 3.19 0.00 0.48 0.43 0.00 95.89 03:41:01 AM 2 5.10 0.00 0.53 0.17 0.02 94.18 03:41:01 AM 3 12.46 0.00 1.05 0.25 0.00 86.23 03:41:01 AM 4 10.82 0.00 1.02 0.15 0.00 88.01 03:41:01 AM 5 2.80 0.00 0.45 0.08 0.00 96.66 03:41:01 AM 6 3.85 0.00 0.45 0.05 0.00 95.65 03:41:01 AM 7 0.78 0.00 0.23 0.03 0.00 98.95 03:42:01 AM all 20.71 0.00 1.64 1.11 0.02 76.52 03:42:01 AM 0 13.44 0.00 1.36 0.87 0.00 84.33 03:42:01 AM 1 26.16 0.00 1.07 0.30 0.02 72.45 03:42:01 AM 2 23.67 0.00 1.61 1.37 0.02 73.34 03:42:01 AM 3 14.32 0.00 2.09 1.24 0.02 82.33 03:42:01 AM 4 21.98 0.00 1.66 1.19 0.02 75.15 03:42:01 AM 5 13.48 0.00 2.06 1.86 0.03 82.56 03:42:01 AM 6 26.40 0.00 1.44 0.75 0.02 71.40 03:42:01 AM 7 26.24 0.00 1.86 1.29 0.02 70.60 03:43:01 AM all 22.73 0.00 2.32 0.85 0.01 74.09 03:43:01 AM 0 22.44 0.00 1.98 0.20 0.02 75.36 03:43:01 AM 1 31.49 0.00 2.93 1.82 0.02 63.75 03:43:01 AM 2 16.07 0.00 2.19 1.83 0.02 79.90 03:43:01 AM 3 25.68 0.00 2.47 1.01 0.02 70.83 03:43:01 AM 4 12.91 0.00 2.14 0.35 0.02 84.58 03:43:01 AM 5 30.39 0.00 2.69 0.52 0.02 66.38 03:43:01 AM 6 19.34 0.00 2.39 0.82 0.00 77.45 03:43:01 AM 7 23.47 0.00 1.74 0.27 0.02 74.50 03:44:01 AM all 11.96 0.00 2.33 0.31 0.01 85.38 03:44:01 AM 0 5.41 0.00 1.96 0.97 0.02 91.64 03:44:01 AM 1 15.96 0.00 2.73 0.30 0.02 80.99 03:44:01 AM 2 14.97 0.00 2.16 0.08 0.02 82.76 03:44:01 AM 3 7.33 0.00 2.24 0.27 0.00 90.15 03:44:01 AM 4 19.04 0.00 2.31 0.08 0.02 78.55 03:44:01 AM 5 8.46 0.00 2.29 0.32 0.00 88.93 03:44:01 AM 6 14.92 0.00 2.71 0.18 0.02 82.16 03:44:01 AM 7 9.54 0.00 2.25 0.30 0.02 87.89 Average: all 11.83 0.00 1.39 0.52 0.01 86.25 Average: 0 8.38 0.00 1.05 0.37 0.01 90.19 Average: 1 14.38 0.00 1.36 0.52 0.01 83.72 Average: 2 12.71 0.00 1.50 1.05 0.01 84.74 Average: 3 11.47 0.00 1.66 0.60 0.01 86.27 Average: 4 12.87 0.00 1.51 0.40 0.01 85.20 Average: 5 11.12 0.00 1.51 0.54 0.01 86.82 Average: 6 13.11 0.00 1.41 0.37 0.01 85.10 Average: 7 10.59 0.00 1.14 0.33 0.01 87.94