---> uname -a: Linux prd-centos8-docker-4c-4g-886.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 nrip_save 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1492 11117 19 3152 13923 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:f7:44:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.95/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fef7:448b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:83:53:58 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::42:26ff:fe83:5358/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/17/2026 _x86_64_ (4 CPU) 00:32:21 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 162.04 14.60 147.44 3049.36 9834.98 12:35:01 AM 200.43 7.30 193.14 1028.65 12756.18 12:36:01 AM 30.91 0.05 30.86 1.07 7735.60 12:37:01 AM 3.52 0.00 3.52 0.00 307.93 12:38:01 AM 77.56 3.27 74.29 545.82 15264.15 12:39:01 AM 40.85 0.05 40.80 5.06 4496.38 12:40:01 AM 25.64 3.09 22.55 139.11 1579.93 12:40:01 AM 2.74 0.00 2.74 0.00 21.92 Average: 77.24 4.04 73.20 681.03 7422.68 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12899128 14935312 3242404 20.09 2688 2244184 1272624 7.40 160304 2697612 232168 12:35:01 AM 11101796 13488220 5039736 31.22 2688 2587120 2634940 15.33 254632 4359740 221264 12:36:01 AM 10219884 12612264 5921648 36.69 2688 2592864 3190900 18.56 269812 5223824 3252 12:37:01 AM 9203352 11602080 6938180 42.98 2688 2598896 4190156 24.38 270128 6237248 2508 12:38:01 AM 6739048 9606776 9402484 58.25 2688 3057080 12945680 75.31 389776 8500532 340 12:39:01 AM 12157264 15010972 3984268 24.68 2688 3043240 1145808 6.67 419640 3101652 9240 12:40:01 AM 11454316 14327616 4687216 29.04 2688 3062176 1712536 9.96 663024 3562216 24736 12:40:01 AM 11426536 14299844 4714996 29.21 2688 3062188 1782604 10.37 663552 3589236 24780 Average: 10650166 13235386 5491366 34.02 2688 2780968 3609406 21.00 386358 4659008 64786 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 150.84 111.70 2631.89 23.50 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 332.16 256.71 4746.28 36.17 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 151.93 97.48 48.57 60.75 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 192.40 115.73 56.80 57.15 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 17.09 17.09 17.62 17.62 0.00 0.00 0.00 0.00 12:38:01 AM eth0 230.01 128.07 2830.73 11.16 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth6423441 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-e6f17fec9947 3.93 4.05 15.98 0.60 0.00 0.00 0.00 0.00 12:38:01 AM veth0c69c28 4.35 4.02 16.05 0.59 0.00 0.00 0.00 0.00 12:38:01 AM veth95c57ce 7.70 8.41 16.60 16.65 0.00 0.00 0.00 0.00 12:39:01 AM lo 6.43 6.43 10.13 10.13 0.00 0.00 0.00 0.00 12:39:01 AM eth0 49.13 53.02 410.23 13.48 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.12 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 213.64 109.98 239.17 206.10 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 87.67 67.12 63.38 29.97 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.36 3.36 3.96 3.96 0.00 0.00 0.00 0.00 Average: eth0 188.38 124.60 1566.09 58.02 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/17/2026 _x86_64_ (4 CPU) 00:32:21 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 23.11 0.00 1.99 1.15 0.10 73.64 12:34:01 AM 0 15.93 0.00 1.47 1.22 0.10 81.28 12:34:01 AM 1 31.12 0.00 2.78 1.62 0.10 64.37 12:34:01 AM 2 16.96 0.00 1.39 0.75 0.10 80.79 12:34:01 AM 3 28.43 0.00 2.34 1.02 0.10 68.11 12:35:01 AM all 55.62 0.00 2.16 1.69 0.12 40.42 12:35:01 AM 0 60.65 0.00 2.39 2.16 0.13 34.67 12:35:01 AM 1 58.70 0.00 1.96 1.50 0.12 37.72 12:35:01 AM 2 46.30 0.00 1.95 0.60 0.12 51.03 12:35:01 AM 3 56.83 0.00 2.34 2.49 0.12 38.22 12:36:01 AM all 42.68 0.00 1.40 0.35 0.11 55.46 12:36:01 AM 0 43.83 0.00 1.20 0.80 0.12 54.04 12:36:01 AM 1 40.26 0.00 1.54 0.32 0.12 57.77 12:36:01 AM 2 49.31 0.00 1.65 0.02 0.10 48.91 12:36:01 AM 3 37.31 0.00 1.20 0.27 0.12 61.10 12:37:01 AM all 19.94 0.00 1.23 0.04 0.09 78.70 12:37:01 AM 0 14.61 0.00 1.12 0.03 0.12 84.12 12:37:01 AM 1 29.73 0.00 1.35 0.00 0.07 68.85 12:37:01 AM 2 20.52 0.00 1.47 0.13 0.08 77.79 12:37:01 AM 3 14.89 0.00 0.97 0.00 0.08 84.05 12:38:01 AM all 36.57 0.00 3.20 9.56 0.16 50.50 12:38:01 AM 0 41.59 0.00 3.43 1.63 0.15 53.20 12:38:01 AM 1 31.58 0.00 2.71 13.68 0.20 51.82 12:38:01 AM 2 39.13 0.00 3.75 11.20 0.15 45.77 12:38:01 AM 3 33.97 0.00 2.91 11.75 0.15 51.22 12:39:01 AM all 19.97 0.00 1.57 0.36 0.09 78.01 12:39:01 AM 0 19.82 0.00 1.85 0.94 0.08 77.31 12:39:01 AM 1 19.33 0.00 1.56 0.12 0.12 78.88 12:39:01 AM 2 19.32 0.00 1.57 0.10 0.07 78.94 12:39:01 AM 3 21.43 0.00 1.31 0.27 0.08 76.91 12:40:01 AM all 31.63 0.00 1.42 0.21 0.09 66.65 12:40:01 AM 0 21.78 0.00 1.28 0.54 0.12 76.28 12:40:01 AM 1 30.46 0.00 1.20 0.07 0.08 68.19 12:40:01 AM 2 29.18 0.00 1.15 0.17 0.07 69.43 12:40:01 AM 3 45.11 0.00 2.06 0.05 0.08 52.69 12:40:01 AM all 18.82 0.00 10.45 0.00 0.35 70.38 12:40:01 AM 0 8.57 0.00 4.29 0.00 0.00 87.14 12:40:01 AM 1 12.33 0.00 12.33 0.00 0.00 75.34 12:40:01 AM 2 47.30 0.00 14.86 0.00 1.35 36.49 12:40:01 AM 3 5.71 0.00 10.00 0.00 0.00 84.29 Average: all 32.77 0.00 1.87 1.90 0.11 63.36 Average: 0 31.14 0.00 1.83 1.04 0.12 65.88 Average: 1 34.43 0.00 1.89 2.46 0.11 61.11 Average: 2 31.57 0.00 1.87 1.85 0.10 64.62 Average: 3 33.93 0.00 1.89 2.26 0.11 61.82