---> uname -a: Linux prd-centos8-docker-8c-8g-197.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): 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: 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): 0-7 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 nrip_save 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: 31890 1057 26483 19 4348 30364 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:c1:d8:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:fec1:d8d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:77:4a:16:12 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::42:77ff:fe4a:1612/64 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) 04/10/2026 _x86_64_ (8 CPU) 10:30:38 LINUX RESTART (8 CPU) 10:31:01 AM tps rtps wtps bread/s bwrtn/s 10:32:01 AM 139.40 22.99 116.41 8631.12 6843.22 10:33:01 AM 255.94 2.15 253.79 82.79 21229.58 10:34:01 AM 63.02 2.68 60.34 1114.61 4463.41 10:35:01 AM 258.35 13.78 244.58 960.72 27791.44 10:36:01 AM 41.01 0.00 41.01 0.00 19532.09 10:37:01 AM 21.51 0.07 21.45 50.12 513.46 Average: 129.88 6.95 122.94 1806.70 13396.15 10:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:32:01 AM 29009612 31034800 3646100 11.17 2688 2344524 1813696 5.38 238504 2960140 257584 10:33:01 AM 27852172 30203680 4803540 14.71 2688 2664012 2420664 7.18 286088 4032268 12424 10:34:01 AM 26395956 29635900 6259756 19.17 2688 3536104 2684944 7.97 404400 5310436 752380 10:35:01 AM 25733036 29547248 6922676 21.20 2688 4105236 2787172 8.27 666708 5690992 538528 10:36:01 AM 25634308 29486264 7021404 21.50 2688 4142316 2787172 8.27 667356 5787296 128 10:37:01 AM 25559244 29420300 7096468 21.73 2688 4150860 2846232 8.44 674668 5853316 16 Average: 26697388 29888032 5958324 18.25 2688 3490509 2556647 7.59 489621 4939075 260177 10:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 AM eth0 166.31 117.01 1882.91 37.45 0.00 0.00 0.00 0.00 10:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 AM eth0 533.03 385.20 5152.33 74.78 0.00 0.00 0.00 0.00 10:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 AM eth0 1129.40 323.71 7350.08 28.26 0.00 0.00 0.00 0.00 10:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 AM lo 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 10:35:01 AM eth0 99.05 77.84 1278.72 21.15 0.00 0.00 0.00 0.00 10:35:01 AM docker0 4.78 5.98 0.65 0.69 0.00 0.00 0.00 0.00 10:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 AM eth0 207.42 170.95 697.69 52.38 0.00 0.00 0.00 0.00 10:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:37:01 AM eth0 104.48 82.55 155.43 32.98 0.00 0.00 0.00 0.00 10:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 373.26 192.87 2752.75 41.17 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 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) 04/10/2026 _x86_64_ (8 CPU) 10:30:38 LINUX RESTART (8 CPU) 10:31:01 AM CPU %user %nice %system %iowait %steal %idle 10:32:01 AM all 12.66 0.00 1.45 0.34 0.06 85.49 10:32:01 AM 0 4.28 0.00 1.15 0.70 0.08 93.78 10:32:01 AM 1 10.54 0.00 1.17 0.27 0.07 87.95 10:32:01 AM 2 32.69 0.00 2.97 0.43 0.07 63.84 10:32:01 AM 3 2.40 0.00 0.87 0.17 0.07 96.50 10:32:01 AM 4 23.41 0.00 2.04 0.42 0.05 74.08 10:32:01 AM 5 15.52 0.00 1.74 0.47 0.05 82.23 10:32:01 AM 6 7.03 0.00 0.88 0.20 0.05 91.84 10:32:01 AM 7 5.34 0.00 0.73 0.10 0.03 93.79 10:33:01 AM all 17.81 0.00 1.24 0.83 0.07 80.05 10:33:01 AM 0 8.07 0.00 0.99 0.63 0.07 90.25 10:33:01 AM 1 24.50 0.00 1.25 0.47 0.07 73.71 10:33:01 AM 2 12.56 0.00 1.17 0.48 0.07 85.72 10:33:01 AM 3 7.62 0.00 1.67 0.95 0.07 89.69 10:33:01 AM 4 15.78 0.00 1.32 2.51 0.07 80.32 10:33:01 AM 5 47.23 0.00 1.55 0.28 0.08 50.85 10:33:01 AM 6 10.92 0.00 0.94 0.50 0.08 87.56 10:33:01 AM 7 15.75 0.00 1.05 0.77 0.07 82.36 10:34:01 AM all 29.58 0.00 2.13 0.16 0.08 68.04 10:34:01 AM 0 38.63 0.00 2.00 0.00 0.08 59.29 10:34:01 AM 1 41.75 0.00 1.97 0.08 0.08 56.11 10:34:01 AM 2 34.39 0.00 2.19 0.20 0.08 63.14 10:34:01 AM 3 26.80 0.00 2.12 0.08 0.07 70.93 10:34:01 AM 4 21.90 0.00 2.45 0.57 0.08 74.99 10:34:01 AM 5 28.12 0.00 2.03 0.34 0.07 69.44 10:34:01 AM 6 17.57 0.00 2.40 0.02 0.07 79.95 10:34:01 AM 7 27.49 0.00 1.91 0.02 0.07 70.51 10:35:01 AM all 21.57 0.36 2.47 0.77 0.08 74.75 10:35:01 AM 0 17.61 0.00 2.02 0.05 0.07 80.25 10:35:01 AM 1 18.35 2.35 3.23 2.01 0.10 73.96 10:35:01 AM 2 17.61 0.35 3.10 1.36 0.07 77.52 10:35:01 AM 3 21.04 0.02 1.94 0.30 0.07 76.63 10:35:01 AM 4 18.79 0.02 2.75 1.36 0.08 77.01 10:35:01 AM 5 26.33 0.05 2.11 0.10 0.08 71.33 10:35:01 AM 6 19.92 0.02 2.40 0.07 0.07 77.53 10:35:01 AM 7 32.94 0.08 2.18 0.92 0.10 63.78 10:36:01 AM all 10.90 0.00 0.60 0.21 0.04 88.24 10:36:01 AM 0 3.37 0.00 0.23 0.00 0.05 96.34 10:36:01 AM 1 2.74 0.00 0.93 0.10 0.05 96.18 10:36:01 AM 2 2.64 0.00 0.70 1.22 0.05 95.39 10:36:01 AM 3 10.03 0.00 0.23 0.22 0.03 89.49 10:36:01 AM 4 2.97 0.00 0.27 0.00 0.03 96.73 10:36:01 AM 5 4.83 0.00 0.53 0.02 0.03 94.58 10:36:01 AM 6 29.40 0.00 0.87 0.00 0.03 69.70 10:36:01 AM 7 31.21 0.00 1.00 0.17 0.07 67.55 10:37:01 AM all 11.92 0.00 0.35 0.04 0.04 87.65 10:37:01 AM 0 5.87 0.00 0.12 0.00 0.05 93.96 10:37:01 AM 1 5.01 0.00 0.17 0.03 0.03 94.76 10:37:01 AM 2 43.40 0.00 0.95 0.07 0.07 55.52 10:37:01 AM 3 5.47 0.00 0.10 0.00 0.03 94.39 10:37:01 AM 4 6.25 0.00 0.08 0.00 0.02 93.65 10:37:01 AM 5 3.19 0.00 0.22 0.07 0.02 96.51 10:37:01 AM 6 22.72 0.00 0.40 0.07 0.05 76.77 10:37:01 AM 7 3.44 0.00 0.74 0.05 0.07 95.71 Average: all 17.39 0.06 1.37 0.39 0.06 80.72 Average: 0 12.95 0.00 1.08 0.23 0.07 85.66 Average: 1 17.12 0.39 1.45 0.49 0.07 80.48 Average: 2 23.88 0.06 1.85 0.63 0.07 73.52 Average: 3 12.21 0.00 1.16 0.29 0.06 86.29 Average: 4 14.84 0.00 1.48 0.81 0.06 82.82 Average: 5 20.85 0.01 1.36 0.21 0.06 77.51 Average: 6 17.93 0.00 1.31 0.14 0.06 80.55 Average: 7 19.35 0.01 1.27 0.34 0.07 78.96