---> uname -a: Linux prd-centos8-docker-4c-4g-11.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): 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: 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): 0-3 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1040 10846 20 3874 14370 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:fd:bc:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fefd:bce1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:74:23:03 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:b8ff:fe74:2303/64 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) 11/03/2026 _x86_64_ (4 CPU) 09:39:23 LINUX RESTART (4 CPU) 09:40:00 AM tps rtps wtps bread/s bwrtn/s 09:40:01 AM 623.28 44.83 578.45 2724.14 1185103.45 09:41:01 AM 65.81 31.54 34.27 4729.91 7425.46 09:42:01 AM 97.12 0.10 97.02 2.13 9569.24 09:43:01 AM 151.67 4.92 146.76 493.65 9584.24 09:44:01 AM 81.09 1.65 79.44 718.83 6789.92 09:45:01 AM 14.53 0.00 14.53 0.00 1406.33 09:46:01 AM 82.41 0.83 81.57 96.23 18325.29 09:47:01 AM 1236.67 95.08 1141.59 1697.57 30219.89 09:48:01 AM 66.69 23.74 42.95 475.71 2121.54 Average: 225.47 19.79 205.67 1030.90 13511.06 09:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 AM 14163660 15482204 1975656 12.24 2688 1551444 650856 4.03 76468 1604688 1592 09:41:01 AM 13535052 15097484 2604264 16.14 2688 1790456 1154672 6.72 136848 2153288 37880 09:42:01 AM 13152040 15040372 2987276 18.51 2688 2101216 1151188 6.70 153604 2458100 139012 09:43:01 AM 12626788 14688392 3512528 21.76 2688 2265384 1541700 8.97 161676 2937460 53376 09:44:01 AM 11801976 14016880 4337340 26.87 2688 2416276 2452536 14.27 204112 3704732 56 09:45:01 AM 11428636 13986616 4710680 29.19 2688 2750344 2519044 14.66 204212 4046464 321300 09:46:01 AM 11340888 14215248 4798428 29.73 2688 3047856 1805344 10.50 397964 3892832 100180 09:47:01 AM 9918124 13461900 6221192 38.55 2688 3533148 1874144 10.90 447980 4848656 6744 09:48:01 AM 11117324 14724880 5021992 31.12 2688 3592016 1228396 7.15 669888 3434820 40860 Average: 12120499 14523775 4018817 24.90 2688 2560904 1597542 9.29 272528 3231227 77889 09:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 AM eth0 22.41 6.90 3.87 0.89 0.00 0.00 0.00 0.00 09:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 AM eth0 202.05 147.48 969.12 76.43 0.00 0.00 0.00 0.00 09:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 AM eth0 123.78 82.99 1156.67 9.91 0.00 0.00 0.00 0.00 09:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM eth0 156.02 125.05 1297.25 29.84 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 09:44:01 AM eth0 181.81 135.57 1963.12 14.73 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.07 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:44:01 AM vethd5fcea2 0.07 0.18 0.00 0.02 0.00 0.00 0.00 0.00 09:45:01 AM lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:45:01 AM eth0 118.50 67.06 2187.75 5.70 0.00 0.00 0.00 0.00 09:45:01 AM docker0 0.15 0.18 0.01 0.01 0.00 0.00 0.00 0.00 09:45:01 AM vethd5fcea2 0.15 0.28 0.01 0.02 0.00 0.00 0.00 0.00 09:46:01 AM lo 7.38 7.38 5.29 5.29 0.00 0.00 0.00 0.00 09:46:01 AM eth0 103.90 86.65 808.82 961.80 0.00 0.00 0.00 0.00 09:46:01 AM docker0 3.45 3.15 4.10 0.45 0.00 0.00 0.00 0.00 09:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 AM eth0 106.38 72.93 976.18 12.45 0.00 0.00 0.00 0.00 09:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 AM eth0 27.44 22.01 52.49 41.75 0.00 0.00 0.00 0.00 09:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.66 0.66 0.00 0.00 0.00 0.00 Average: eth0 127.23 92.26 1173.58 143.74 0.00 0.00 0.00 0.00 Average: docker0 0.46 0.43 0.51 0.06 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) 11/03/2026 _x86_64_ (4 CPU) 09:39:23 LINUX RESTART (4 CPU) 09:40:00 AM CPU %user %nice %system %iowait %steal %idle 09:40:01 AM all 0.43 0.00 3.44 27.53 0.00 68.60 09:40:01 AM 0 0.00 0.00 11.21 88.79 0.00 0.00 09:40:01 AM 1 0.86 0.00 1.72 21.55 0.00 75.86 09:40:01 AM 2 0.00 0.00 0.86 0.00 0.00 99.14 09:40:01 AM 3 0.85 0.00 0.00 0.00 0.00 99.15 09:41:01 AM all 14.37 0.00 2.24 4.97 0.05 78.38 09:41:01 AM 0 12.71 0.00 2.11 1.98 0.05 83.15 09:41:01 AM 1 8.64 0.00 2.31 7.32 0.05 81.68 09:41:01 AM 2 19.25 0.00 2.33 8.86 0.05 69.51 09:41:01 AM 3 16.86 0.00 2.19 1.72 0.03 79.19 09:42:01 AM all 11.25 0.00 1.17 0.64 0.03 86.91 09:42:01 AM 0 14.35 0.00 1.70 0.97 0.03 82.94 09:42:01 AM 1 5.07 0.00 0.48 0.27 0.03 94.15 09:42:01 AM 2 21.86 0.00 1.90 0.67 0.03 75.53 09:42:01 AM 3 3.70 0.00 0.59 0.65 0.03 95.03 09:43:01 AM all 15.54 0.00 1.67 1.18 0.14 81.47 09:43:01 AM 0 17.04 0.00 1.57 0.95 0.12 80.32 09:43:01 AM 1 9.60 0.00 1.47 1.12 0.17 87.64 09:43:01 AM 2 25.36 0.00 2.54 1.91 0.13 70.06 09:43:01 AM 3 10.14 0.00 1.09 0.74 0.13 87.90 09:44:01 AM all 17.78 0.00 0.93 0.86 0.08 80.35 09:44:01 AM 0 19.72 0.00 0.92 0.05 0.08 79.23 09:44:01 AM 1 15.30 0.00 1.48 2.06 0.10 81.06 09:44:01 AM 2 20.07 0.00 0.70 0.65 0.07 78.51 09:44:01 AM 3 16.03 0.00 0.63 0.68 0.05 82.60 09:45:01 AM all 2.44 0.00 0.93 0.07 0.03 96.53 09:45:01 AM 0 2.01 0.00 0.77 0.07 0.02 97.14 09:45:01 AM 1 2.76 0.00 0.57 0.13 0.02 96.52 09:45:01 AM 2 2.53 0.00 1.14 0.05 0.03 96.25 09:45:01 AM 3 2.45 0.00 1.26 0.03 0.03 96.23 09:46:01 AM all 29.82 0.09 2.53 0.62 0.05 66.89 09:46:01 AM 0 30.30 0.07 2.28 0.35 0.05 66.95 09:46:01 AM 1 29.79 0.08 3.17 0.74 0.05 66.17 09:46:01 AM 2 29.13 0.15 2.70 0.32 0.07 67.64 09:46:01 AM 3 30.05 0.05 1.97 1.07 0.05 66.81 09:47:01 AM all 26.15 0.00 7.97 8.89 0.05 56.94 09:47:01 AM 0 30.69 0.00 8.30 8.71 0.05 52.25 09:47:01 AM 1 15.20 0.00 6.23 9.34 0.08 69.15 09:47:01 AM 2 46.59 0.00 8.20 7.62 0.03 37.56 09:47:01 AM 3 12.13 0.00 9.18 9.87 0.05 68.77 09:48:01 AM all 36.08 0.00 1.95 0.53 0.04 61.40 09:48:01 AM 0 34.81 0.00 1.89 0.38 0.05 62.87 09:48:01 AM 1 24.57 0.00 1.56 0.28 0.03 73.55 09:48:01 AM 2 46.16 0.00 2.07 0.82 0.03 50.92 09:48:01 AM 3 38.75 0.00 2.29 0.65 0.03 58.27 Average: all 19.12 0.01 2.42 2.27 0.06 76.11 Average: 0 20.14 0.01 2.45 1.88 0.06 75.46 Average: 1 13.83 0.01 2.15 2.70 0.07 81.23 Average: 2 26.28 0.02 2.68 2.60 0.06 68.36 Average: 3 16.24 0.01 2.38 1.91 0.05 79.41