---> uname -a: Linux prd-centos8-docker-8c-8g-4089.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 13G 148G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1136 25292 19 5461 30280 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:f6:1c:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85760sec preferred_lft 85760sec inet6 fe80::f816:3eff:fef6:1c53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ca:14:8d:d1 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:caff:fe14:8dd1/64 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) 01/29/2026 _x86_64_ (8 CPU) 15:15:02 LINUX RESTART (8 CPU) 03:16:01 PM tps rtps wtps bread/s bwrtn/s 03:17:01 PM 287.10 17.70 269.41 3816.43 12929.11 03:18:01 PM 94.57 1.52 93.05 409.73 11114.38 03:19:01 PM 66.36 0.18 66.17 45.33 22450.46 03:20:01 PM 89.76 0.45 89.31 381.94 34050.06 03:21:01 PM 20.98 0.48 20.49 21.46 505.25 03:22:01 PM 28.20 0.00 28.20 0.00 8547.36 03:23:01 PM 99.10 0.02 99.08 0.93 15951.67 03:24:01 PM 139.58 0.00 139.58 0.00 1533.66 03:25:01 PM 53.41 2.50 50.91 4494.29 27320.47 Average: 97.67 2.54 95.13 1018.96 14934.45 03:16:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 PM 28133972 30319256 4521740 13.85 2688 2496784 2129220 6.32 220756 3811220 294164 03:18:01 PM 27138304 29412908 5517408 16.90 2688 2582752 2900196 8.60 278672 4732692 66828 03:19:01 PM 25366596 28727936 7289116 22.32 2688 3645476 3729428 11.07 340008 6358040 779580 03:20:01 PM 24796060 28208212 7859652 24.07 2688 3694120 4438160 13.17 437692 6810192 108 03:21:01 PM 24731776 28150768 7923936 24.27 2688 3701108 3959612 11.75 441076 6873320 80 03:22:01 PM 25048216 28719696 7607496 23.30 2688 3950584 3404996 10.10 599948 6393436 128 03:23:01 PM 23218700 27382240 9437012 28.90 2688 4431824 6161656 18.28 646848 8117192 916 03:24:01 PM 24601460 28703344 8054252 24.66 2688 4358364 3813672 11.32 643316 6755516 15560 03:25:01 PM 25968548 31065700 6687164 20.48 2688 5344884 1477152 4.38 987572 5037388 66676 Average: 25444848 28965562 7210864 22.08 2688 3800655 3557121 10.55 510654 6098777 136004 03:16:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 PM eth0 426.65 349.63 5468.49 65.24 0.00 0.00 0.00 0.00 03:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 PM eth0 125.54 110.30 907.47 37.44 0.00 0.00 0.00 0.00 03:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 PM eth0 396.17 254.09 9534.90 37.10 0.00 0.00 0.00 0.00 03:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 PM lo 26.10 26.10 2.38 2.38 0.00 0.00 0.00 0.00 03:20:01 PM eth0 43.13 38.71 15.29 19.09 0.00 0.00 0.00 0.00 03:20:01 PM docker0 7.65 8.61 1.02 1.00 0.00 0.00 0.00 0.00 03:20:01 PM vethad24b77 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 03:21:01 PM lo 73.78 73.78 4.70 4.70 0.00 0.00 0.00 0.00 03:21:01 PM eth0 285.25 211.56 73.00 86.18 0.00 0.00 0.00 0.00 03:21:01 PM docker0 5.21 6.06 0.88 0.88 0.00 0.00 0.00 0.00 03:22:01 PM lo 11.65 11.65 0.58 0.58 0.00 0.00 0.00 0.00 03:22:01 PM eth0 128.38 131.41 729.50 1622.36 0.00 0.00 0.00 0.00 03:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 PM lo 413.46 413.46 60.75 60.75 0.00 0.00 0.00 0.00 03:23:01 PM eth0 640.97 229.66 2294.93 29.39 0.00 0.00 0.00 0.00 03:23:01 PM docker0 178.07 187.54 27.77 29.80 0.00 0.00 0.00 0.00 03:23:01 PM veth04082e3 157.81 165.86 27.74 23.92 0.00 0.00 0.00 0.00 03:23:01 PM veth01de273 20.26 22.38 2.46 6.15 0.00 0.00 0.00 0.00 03:24:01 PM lo 1265.86 1265.86 223.88 223.88 0.00 0.00 0.00 0.00 03:24:01 PM eth0 204.55 146.48 298.54 54.93 0.00 0.00 0.00 0.00 03:24:01 PM docker0 550.52 566.56 110.57 106.15 0.00 0.00 0.00 0.00 03:25:01 PM lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:25:01 PM eth0 129.95 148.94 1269.07 2334.48 0.00 0.00 0.00 0.00 03:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 199.08 199.08 32.48 32.48 0.00 0.00 0.00 0.00 Average: eth0 264.50 180.08 2287.72 476.27 0.00 0.00 0.00 0.00 Average: docker0 82.38 85.41 15.58 15.31 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) 01/29/2026 _x86_64_ (8 CPU) 15:15:02 LINUX RESTART (8 CPU) 03:16:01 PM CPU %user %nice %system %iowait %steal %idle 03:17:01 PM all 20.09 0.00 1.31 0.87 0.08 77.65 03:17:01 PM 0 15.27 0.00 1.00 0.37 0.07 83.29 03:17:01 PM 1 15.17 0.00 1.34 1.24 0.08 82.18 03:17:01 PM 2 10.43 0.00 0.92 0.44 0.08 88.13 03:17:01 PM 3 36.79 0.00 1.90 0.72 0.08 60.50 03:17:01 PM 4 19.16 0.00 1.74 1.74 0.10 77.27 03:17:01 PM 5 8.41 0.00 1.12 0.65 0.07 89.75 03:17:01 PM 6 23.98 0.00 1.29 0.60 0.07 74.07 03:17:01 PM 7 31.46 0.00 1.19 1.20 0.07 66.09 03:18:01 PM all 35.39 0.00 0.95 0.32 0.07 63.28 03:18:01 PM 0 32.15 0.00 0.74 0.23 0.08 66.79 03:18:01 PM 1 41.51 0.00 1.49 0.63 0.08 56.29 03:18:01 PM 2 21.51 0.00 0.87 0.65 0.08 76.89 03:18:01 PM 3 37.89 0.00 1.30 0.40 0.07 60.34 03:18:01 PM 4 50.10 0.00 0.78 0.22 0.07 48.83 03:18:01 PM 5 30.28 0.00 0.80 0.00 0.07 68.86 03:18:01 PM 6 40.85 0.00 0.70 0.13 0.07 58.24 03:18:01 PM 7 28.78 0.00 0.88 0.28 0.07 69.98 03:19:01 PM all 22.03 0.00 1.97 0.29 0.06 75.66 03:19:01 PM 0 23.17 0.00 1.14 0.00 0.07 75.63 03:19:01 PM 1 16.96 0.00 2.08 1.45 0.07 79.45 03:19:01 PM 2 8.32 0.00 2.10 0.15 0.08 89.34 03:19:01 PM 3 30.08 0.00 2.62 0.00 0.03 67.27 03:19:01 PM 4 15.51 0.00 2.09 0.02 0.08 82.30 03:19:01 PM 5 12.87 0.00 1.63 0.00 0.05 85.46 03:19:01 PM 6 51.69 0.00 2.35 0.02 0.07 45.88 03:19:01 PM 7 17.58 0.00 1.72 0.65 0.05 79.99 03:20:01 PM all 22.27 0.00 2.46 0.52 0.08 74.68 03:20:01 PM 0 22.84 0.00 2.38 0.62 0.08 74.08 03:20:01 PM 1 22.87 0.00 2.02 1.39 0.08 73.63 03:20:01 PM 2 21.39 0.00 2.66 0.64 0.08 75.23 03:20:01 PM 3 18.42 0.00 2.46 0.42 0.08 78.62 03:20:01 PM 4 23.88 0.00 2.56 0.65 0.08 72.82 03:20:01 PM 5 16.26 0.00 2.36 0.25 0.08 81.05 03:20:01 PM 6 17.98 0.00 2.07 0.07 0.07 79.81 03:20:01 PM 7 34.47 0.00 3.13 0.12 0.08 62.20 03:21:01 PM all 12.11 0.00 1.73 0.04 0.09 86.03 03:21:01 PM 0 11.01 0.00 2.66 0.08 0.10 86.14 03:21:01 PM 1 14.31 0.00 1.44 0.03 0.10 84.12 03:21:01 PM 2 11.93 0.00 1.99 0.03 0.08 85.96 03:21:01 PM 3 10.83 0.00 2.06 0.02 0.08 87.01 03:21:01 PM 4 13.84 0.00 1.14 0.03 0.12 84.87 03:21:01 PM 5 10.39 0.00 1.58 0.03 0.07 87.94 03:21:01 PM 6 8.70 0.00 1.34 0.07 0.10 89.80 03:21:01 PM 7 15.84 0.00 1.66 0.02 0.08 82.41 03:22:01 PM all 35.38 0.00 1.05 0.63 0.09 62.85 03:22:01 PM 0 47.88 0.00 1.07 0.93 0.08 50.03 03:22:01 PM 1 21.42 0.00 0.52 1.43 0.08 76.55 03:22:01 PM 2 48.96 0.00 1.19 0.02 0.08 49.76 03:22:01 PM 3 27.46 0.00 0.87 0.55 0.10 71.02 03:22:01 PM 4 35.88 0.00 0.80 0.12 0.07 63.13 03:22:01 PM 5 18.12 0.00 1.04 0.10 0.12 80.63 03:22:01 PM 6 47.99 0.00 1.67 1.87 0.07 48.40 03:22:01 PM 7 35.33 0.00 1.29 0.03 0.08 63.27 03:23:01 PM all 25.12 0.00 1.99 1.15 0.09 71.65 03:23:01 PM 0 29.55 0.00 1.78 2.15 0.10 66.43 03:23:01 PM 1 23.47 0.00 1.76 0.05 0.10 74.61 03:23:01 PM 2 25.64 0.00 2.17 1.35 0.08 70.75 03:23:01 PM 3 29.61 0.00 2.49 4.67 0.08 63.15 03:23:01 PM 4 37.19 0.00 2.24 0.61 0.08 59.89 03:23:01 PM 5 21.67 0.00 1.80 0.10 0.08 76.35 03:23:01 PM 6 16.08 0.00 1.60 0.13 0.08 82.10 03:23:01 PM 7 17.78 0.00 2.07 0.12 0.08 79.95 03:24:01 PM all 22.39 0.00 2.02 0.32 0.09 75.18 03:24:01 PM 0 30.35 0.00 2.09 0.02 0.08 67.46 03:24:01 PM 1 22.87 0.00 1.93 0.00 0.10 75.10 03:24:01 PM 2 23.25 0.00 1.79 0.05 0.10 74.81 03:24:01 PM 3 15.08 0.00 2.84 0.77 0.10 81.21 03:24:01 PM 4 25.91 0.00 1.88 0.08 0.08 72.05 03:24:01 PM 5 13.91 0.00 2.30 1.65 0.08 82.05 03:24:01 PM 6 21.30 0.00 1.90 0.02 0.08 76.70 03:24:01 PM 7 26.37 0.00 1.46 0.02 0.07 72.09 03:25:01 PM all 30.09 0.00 1.68 0.40 0.07 67.76 03:25:01 PM 0 33.91 0.00 1.32 0.00 0.07 64.71 03:25:01 PM 1 25.82 0.00 2.04 0.64 0.08 71.43 03:25:01 PM 2 35.25 0.00 1.42 0.23 0.07 63.03 03:25:01 PM 3 21.14 0.00 1.99 1.16 0.08 75.62 03:25:01 PM 4 36.09 0.00 2.07 0.57 0.07 61.19 03:25:01 PM 5 31.75 0.00 1.56 0.18 0.07 66.44 03:25:01 PM 6 21.55 0.00 1.49 0.22 0.08 76.66 03:25:01 PM 7 35.18 0.00 1.55 0.17 0.07 63.03 Average: all 24.99 0.00 1.68 0.50 0.08 72.74 Average: 0 27.35 0.00 1.57 0.49 0.08 70.51 Average: 1 22.71 0.00 1.62 0.76 0.09 74.81 Average: 2 22.97 0.00 1.68 0.39 0.08 74.87 Average: 3 25.26 0.00 2.06 0.97 0.08 71.63 Average: 4 28.62 0.00 1.70 0.45 0.08 69.15 Average: 5 18.19 0.00 1.58 0.33 0.08 79.83 Average: 6 27.80 0.00 1.60 0.35 0.08 70.18 Average: 7 26.99 0.00 1.66 0.29 0.07 70.99