---> uname -a: Linux prd-centos8-docker-8c-8g-1820.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 1065 27221 20 3600 30359 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:41:09:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fe41:96d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:18:2f:af 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::42:59ff:fe18:2faf/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) 10/15/2026 _x86_64_ (8 CPU) 03:37:44 LINUX RESTART (8 CPU) 03:39:02 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 55.53 0.20 55.33 30.50 4157.91 03:41:01 AM 96.18 0.87 95.32 175.67 8400.98 03:42:01 AM 324.03 14.03 310.00 3054.85 10322.63 03:43:01 AM 199.05 4.40 194.65 1158.07 9717.85 03:44:01 AM 112.90 1.72 111.18 65.58 14647.22 03:45:01 AM 52.37 0.60 51.77 367.74 20755.25 Average: 140.25 3.65 136.60 810.92 11353.87 03:39:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29646880 31278028 3006492 9.21 2688 1958188 1427744 4.24 137848 2445332 135680 03:41:01 AM 29413872 31273036 3239500 9.92 2688 2177904 1416400 4.20 141384 2641388 173704 03:42:01 AM 28569876 30712108 4083496 12.51 2688 2452812 1833148 5.44 209428 3380408 144056 03:43:01 AM 27458556 29992568 5194816 15.91 2688 2838100 2381204 7.07 397912 4272256 248180 03:44:01 AM 27158036 29855872 5495336 16.83 2688 2999408 2437244 7.23 483124 4478984 24 03:45:01 AM 27946112 31157536 4707260 14.42 2688 3505936 1481340 4.40 758436 3392560 6760 Average: 28365555 30711525 4287817 13.13 2688 2655391 1829513 5.43 354689 3435155 118067 03:39:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 65.26 48.50 781.45 5.97 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 71.71 55.58 709.87 13.40 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 297.50 277.56 2800.69 55.78 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 413.96 355.04 5530.01 44.31 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 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 151.62 142.24 1591.49 18.02 0.00 0.00 0.00 0.00 03:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 AM eth0 153.78 94.87 3763.74 10.39 0.00 0.00 0.00 0.00 03:45:01 AM docker0 4.75 9.21 0.28 142.97 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 192.66 162.61 2534.37 24.69 0.00 0.00 0.00 0.00 Average: docker0 0.79 1.54 0.05 23.90 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) 10/15/2026 _x86_64_ (8 CPU) 03:37:44 LINUX RESTART (8 CPU) 03:39:02 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 3.93 0.00 0.38 0.19 0.00 95.50 03:40:01 AM 0 11.86 0.00 0.59 0.29 0.00 87.26 03:40:01 AM 1 4.31 0.00 0.54 0.29 0.00 94.85 03:40:01 AM 2 10.38 0.00 1.33 0.83 0.02 87.44 03:40:01 AM 3 0.98 0.00 0.12 0.03 0.00 98.86 03:40:01 AM 4 0.58 0.00 0.02 0.00 0.00 99.41 03:40:01 AM 5 1.32 0.00 0.14 0.02 0.00 98.52 03:40:01 AM 6 1.85 0.00 0.22 0.03 0.00 97.90 03:40:01 AM 7 0.17 0.00 0.08 0.02 0.02 99.71 03:41:01 AM all 4.21 0.00 0.47 0.25 0.00 95.07 03:41:01 AM 0 5.49 0.00 0.52 0.23 0.02 93.74 03:41:01 AM 1 0.42 0.00 0.20 0.15 0.00 99.23 03:41:01 AM 2 10.64 0.00 0.70 0.28 0.00 88.38 03:41:01 AM 3 3.49 0.00 0.48 0.32 0.00 95.71 03:41:01 AM 4 6.48 0.00 0.70 0.23 0.00 92.58 03:41:01 AM 5 6.86 0.00 0.73 0.18 0.00 92.23 03:41:01 AM 6 0.12 0.00 0.07 0.00 0.00 99.82 03:41:01 AM 7 0.15 0.00 0.32 0.63 0.00 98.90 03:42:01 AM all 14.43 0.00 1.30 0.97 0.01 83.28 03:42:01 AM 0 14.57 0.00 1.27 0.60 0.00 83.56 03:42:01 AM 1 15.00 0.00 0.87 0.43 0.00 83.70 03:42:01 AM 2 13.22 0.00 1.44 1.82 0.02 83.50 03:42:01 AM 3 14.20 0.00 1.29 1.11 0.02 83.38 03:42:01 AM 4 23.18 0.00 1.02 0.27 0.02 75.52 03:42:01 AM 5 15.24 0.00 1.97 1.49 0.03 81.26 03:42:01 AM 6 13.35 0.00 1.09 1.25 0.02 84.30 03:42:01 AM 7 6.69 0.00 1.46 0.77 0.00 91.09 03:43:01 AM all 23.48 0.00 1.62 0.57 0.01 74.32 03:43:01 AM 0 26.24 0.00 1.85 0.57 0.02 71.33 03:43:01 AM 1 22.93 0.00 1.63 0.67 0.02 74.75 03:43:01 AM 2 17.69 0.00 1.70 0.76 0.02 79.84 03:43:01 AM 3 15.56 0.00 1.66 0.40 0.00 82.37 03:43:01 AM 4 32.61 0.00 1.71 0.40 0.02 65.26 03:43:01 AM 5 17.55 0.00 1.53 0.44 0.00 80.49 03:43:01 AM 6 33.06 0.00 1.24 0.20 0.02 65.48 03:43:01 AM 7 22.15 0.00 1.63 1.11 0.02 75.10 03:44:01 AM all 7.80 0.00 0.44 0.35 0.01 91.40 03:44:01 AM 0 8.61 0.00 0.28 0.30 0.00 90.80 03:44:01 AM 1 6.71 0.00 0.33 0.12 0.00 92.84 03:44:01 AM 2 12.79 0.00 1.19 1.19 0.02 84.83 03:44:01 AM 3 4.70 0.00 0.25 0.00 0.02 95.03 03:44:01 AM 4 10.75 0.00 0.68 0.30 0.00 88.26 03:44:01 AM 5 14.10 0.00 0.25 0.00 0.02 85.63 03:44:01 AM 6 0.84 0.00 0.15 0.07 0.00 98.95 03:44:01 AM 7 3.92 0.00 0.38 0.87 0.00 94.83 03:45:01 AM all 7.28 0.00 1.66 0.25 0.01 90.80 03:45:01 AM 0 19.05 0.00 1.77 0.07 0.02 79.09 03:45:01 AM 1 4.52 0.00 1.71 0.15 0.02 93.60 03:45:01 AM 2 3.68 0.00 1.69 0.25 0.00 94.38 03:45:01 AM 3 9.00 0.00 1.67 0.05 0.00 89.28 03:45:01 AM 4 5.12 0.00 1.34 0.50 0.00 93.03 03:45:01 AM 5 2.73 0.00 1.98 0.13 0.00 95.16 03:45:01 AM 6 11.76 0.00 1.49 0.80 0.02 85.94 03:45:01 AM 7 2.38 0.00 1.66 0.07 0.00 95.90 Average: all 10.19 0.00 0.98 0.43 0.01 88.39 Average: 0 14.30 0.00 1.05 0.34 0.01 84.30 Average: 1 8.99 0.00 0.88 0.30 0.01 89.83 Average: 2 11.40 0.00 1.34 0.86 0.01 86.40 Average: 3 7.99 0.00 0.91 0.32 0.01 90.77 Average: 4 13.15 0.00 0.91 0.28 0.01 85.65 Average: 5 9.65 0.00 1.10 0.38 0.01 88.86 Average: 6 10.16 0.00 0.71 0.39 0.01 88.72 Average: 7 5.91 0.00 0.92 0.58 0.01 92.58