---> uname -a: Linux prd-centos8-docker-4c-4g-3591.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: 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 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 1051 10796 20 3912 14359 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:58:a8:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe58:a82f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:19:a1:ca 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::42:56ff:fe19:a1ca/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) 10/20/2026 _x86_64_ (4 CPU) 06:42:41 LINUX RESTART (4 CPU) 06:44:01 AM tps rtps wtps bread/s bwrtn/s 06:45:01 AM 108.78 0.10 108.68 2.13 9792.03 06:46:01 AM 180.26 6.13 174.13 754.02 9710.23 06:47:01 AM 53.80 0.50 53.30 418.93 7124.24 06:48:01 AM 65.44 0.33 65.11 4.67 12077.42 06:49:01 AM 503.52 1.48 502.03 76.39 21428.33 06:50:01 AM 774.05 94.69 679.36 1694.22 17700.62 06:51:01 AM 75.76 24.83 50.93 546.62 3143.77 Average: 251.67 18.30 233.37 499.62 11568.05 06:44:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:45:01 AM 13198580 15030328 2940736 18.22 2688 2047204 1173812 6.83 144716 2430536 67704 06:46:01 AM 11597560 13795948 4541756 28.14 2688 2401148 2322788 13.51 206792 3915940 185116 06:47:01 AM 11532672 13757944 4606644 28.54 2688 2427104 2647028 15.40 208892 3971460 76 06:48:01 AM 9668068 12247604 6471248 40.10 2688 2771388 4514208 26.26 278196 5719976 1348 06:49:01 AM 10390356 13869224 5748960 35.62 2688 3516332 1816056 10.57 355712 4609644 353116 06:50:01 AM 8838920 12422320 7300396 45.23 2688 3573928 1967972 11.45 406468 5958952 8 06:51:01 AM 11053244 14699680 5086072 31.51 2688 3632280 1225536 7.13 625576 3545712 7292 Average: 10897057 13689007 5242259 32.48 2688 2909912 2238200 13.02 318050 4307460 87809 06:44:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 AM eth0 76.22 47.54 1150.74 7.04 0.00 0.00 0.00 0.00 06:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 AM eth0 278.07 234.29 3391.49 37.20 0.00 0.00 0.00 0.00 06:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 AM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 06:47:01 AM eth0 11.93 6.83 100.28 2.04 0.00 0.00 0.00 0.00 06:47:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 06:47:01 AM vethac2e14a 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 06:48:01 AM lo 3.45 3.45 1.56 1.56 0.00 0.00 0.00 0.00 06:48:01 AM eth0 146.38 67.33 2174.54 5.66 0.00 0.00 0.00 0.00 06:48:01 AM docker0 2.27 1.85 1.31 0.31 0.00 0.00 0.00 0.00 06:48:01 AM vethac2e14a 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 06:48:01 AM vethdaa0a94 2.10 1.80 1.33 0.30 0.00 0.00 0.00 0.00 06:49:01 AM lo 3.58 3.58 3.59 3.59 0.00 0.00 0.00 0.00 06:49:01 AM eth0 179.62 138.41 1726.16 29.33 0.00 0.00 0.00 0.00 06:49:01 AM docker0 1.32 1.45 2.79 0.15 0.00 0.00 0.00 0.00 06:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 AM eth0 3.63 2.52 58.40 0.53 0.00 0.00 0.00 0.00 06:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 AM eth0 21.01 17.84 51.08 7.01 0.00 0.00 0.00 0.00 06:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.74 0.74 0.00 0.00 0.00 0.00 Average: eth0 102.41 73.53 1236.06 12.69 0.00 0.00 0.00 0.00 Average: docker0 0.53 0.50 0.59 0.07 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) 10/20/2026 _x86_64_ (4 CPU) 06:42:41 LINUX RESTART (4 CPU) 06:44:01 AM CPU %user %nice %system %iowait %steal %idle 06:45:01 AM all 11.21 0.00 1.21 0.60 0.01 86.98 06:45:01 AM 0 9.74 0.00 0.98 0.50 0.02 88.76 06:45:01 AM 1 8.83 0.00 0.65 0.40 0.00 90.12 06:45:01 AM 2 25.52 0.00 2.89 1.03 0.02 70.54 06:45:01 AM 3 0.72 0.00 0.30 0.45 0.00 98.53 06:46:01 AM all 34.08 0.00 2.28 0.92 0.01 62.70 06:46:01 AM 0 32.65 0.00 2.02 1.24 0.00 64.09 06:46:01 AM 1 31.33 0.00 2.03 0.77 0.02 65.86 06:46:01 AM 2 37.20 0.00 2.66 0.59 0.02 59.54 06:46:01 AM 3 35.14 0.00 2.43 1.09 0.02 61.33 06:47:01 AM all 1.10 0.00 0.35 0.33 0.00 98.22 06:47:01 AM 0 0.95 0.00 0.38 0.48 0.00 98.18 06:47:01 AM 1 0.94 0.00 0.40 0.60 0.00 98.06 06:47:01 AM 2 1.24 0.00 0.27 0.13 0.00 98.36 06:47:01 AM 3 1.27 0.00 0.37 0.08 0.00 98.28 06:48:01 AM all 8.77 0.09 1.68 0.35 0.01 89.10 06:48:01 AM 0 9.12 0.03 1.39 0.32 0.02 89.13 06:48:01 AM 1 9.95 0.03 2.14 0.40 0.00 87.47 06:48:01 AM 2 7.62 0.17 1.76 0.52 0.00 89.93 06:48:01 AM 3 8.40 0.12 1.42 0.17 0.02 89.87 06:49:01 AM all 28.52 0.00 7.26 2.59 0.02 61.62 06:49:01 AM 0 17.89 0.00 6.70 3.50 0.02 71.89 06:49:01 AM 1 37.86 0.00 8.25 2.52 0.02 51.35 06:49:01 AM 2 28.06 0.00 6.93 1.65 0.02 63.35 06:49:01 AM 3 30.25 0.00 7.15 2.68 0.02 59.90 06:50:01 AM all 33.46 0.00 3.13 4.74 0.02 58.65 06:50:01 AM 0 61.43 0.00 3.78 5.64 0.05 29.10 06:50:01 AM 1 21.93 0.00 2.33 3.73 0.02 71.99 06:50:01 AM 2 31.07 0.00 3.24 4.63 0.00 61.06 06:50:01 AM 3 19.37 0.00 3.17 4.95 0.00 72.51 06:51:01 AM all 26.06 0.00 2.19 0.51 0.01 71.23 06:51:01 AM 0 25.98 0.00 2.19 0.60 0.00 71.24 06:51:01 AM 1 15.92 0.00 1.80 0.42 0.00 81.86 06:51:01 AM 2 13.22 0.00 1.45 0.35 0.02 84.96 06:51:01 AM 3 49.10 0.00 3.30 0.65 0.03 46.91 Average: all 20.44 0.01 2.58 1.43 0.01 75.53 Average: 0 22.54 0.00 2.49 1.75 0.01 73.21 Average: 1 18.07 0.00 2.51 1.26 0.01 78.15 Average: 2 20.54 0.02 2.73 1.27 0.01 75.42 Average: 3 20.61 0.02 2.59 1.44 0.01 75.34