---> uname -a: Linux prd-centos8-docker-8c-8g-2416.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 1115 25297 19 5477 30301 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:9e:81:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85788sec preferred_lft 85788sec inet6 fe80::f816:3eff:fe9e:8101/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:ca:d9:78 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::42:2eff:feca:d978/64 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) 03/16/2026 _x86_64_ (8 CPU) 15:41:27 LINUX RESTART (8 CPU) 03:42:01 PM tps rtps wtps bread/s bwrtn/s 03:43:01 PM 222.55 16.71 205.83 3035.89 10901.43 03:44:01 PM 207.11 2.95 204.17 1192.40 16674.74 03:45:01 PM 137.22 0.62 136.60 427.19 41544.14 03:46:01 PM 35.70 0.07 35.63 2.27 545.79 03:47:01 PM 9.88 0.43 9.45 20.93 343.75 03:48:01 PM 27.22 0.00 27.22 0.00 1879.73 03:49:01 PM 97.93 0.02 97.92 1.47 22657.17 03:50:01 PM 53.71 0.00 53.71 0.00 1091.12 03:51:01 PM 49.68 2.53 47.14 4585.44 27184.46 Average: 93.44 2.59 90.85 1029.50 13646.37 03:42:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:43:01 PM 28980464 30899516 3675248 11.25 2688 2235144 1717028 5.09 172416 3040368 200352 03:44:01 PM 26965552 29219584 5690160 17.42 2688 2563300 3400532 10.09 272588 4916840 50024 03:45:01 PM 24214276 27630884 8441436 25.85 2688 3700020 4682844 13.89 426776 7410036 980 03:46:01 PM 23679360 27102636 8976352 27.49 2688 3705804 5098740 15.13 446804 7921276 2664 03:47:01 PM 23585520 27013100 9070192 27.78 2688 3710000 5140396 15.25 448180 8014200 80 03:48:01 PM 24634976 28320156 8020736 24.56 2688 3964816 3940924 11.69 513604 6897624 209560 03:49:01 PM 22958644 27135464 9697068 29.69 2688 4445888 6438548 19.10 561284 8464104 5060 03:50:01 PM 24378416 28491004 8277296 25.35 2688 4370308 4095980 12.15 556616 7068456 13452 03:51:01 PM 23472664 28583148 9183048 28.12 2688 5359704 3505508 10.40 732076 7785008 61520 Average: 24763319 28266166 7892393 24.17 2688 3783887 4224500 12.53 458927 6835324 60410 03:42:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 PM eth0 213.71 176.10 2562.43 30.83 0.00 0.00 0.00 0.00 03:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 PM eth0 363.63 295.92 4498.51 39.38 0.00 0.00 0.00 0.00 03:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 PM eth0 339.02 214.60 9825.97 23.51 0.00 0.00 0.00 0.00 03:45:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:46:01 PM lo 51.67 51.67 4.60 4.60 0.00 0.00 0.00 0.00 03:46:01 PM eth0 65.28 55.81 19.27 26.55 0.00 0.00 0.00 0.00 03:46:01 PM docker0 12.13 13.58 1.79 1.68 0.00 0.00 0.00 0.00 03:47:01 PM lo 65.14 65.14 3.31 3.31 0.00 0.00 0.00 0.00 03:47:01 PM eth0 143.10 129.46 45.32 59.69 0.00 0.00 0.00 0.00 03:47:01 PM docker0 0.80 1.05 0.11 0.19 0.00 0.00 0.00 0.00 03:48:01 PM lo 14.28 14.28 0.71 0.71 0.00 0.00 0.00 0.00 03:48:01 PM eth0 104.55 88.06 750.81 29.85 0.00 0.00 0.00 0.00 03:48:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 PM lo 317.88 317.88 48.95 48.95 0.00 0.00 0.00 0.00 03:49:01 PM eth0 497.88 138.23 2277.93 16.26 0.00 0.00 0.00 0.00 03:49:01 PM docker0 133.96 142.38 22.04 23.45 0.00 0.00 0.00 0.00 03:49:01 PM veth6957d19 119.15 126.46 22.17 19.22 0.00 0.00 0.00 0.00 03:49:01 PM vethac15c1a 14.81 16.61 1.70 4.50 0.00 0.00 0.00 0.00 03:50:01 PM lo 1344.01 1344.01 233.00 233.00 0.00 0.00 0.00 0.00 03:50:01 PM eth0 150.41 109.51 255.15 50.06 0.00 0.00 0.00 0.00 03:50:01 PM docker0 585.42 599.80 114.66 110.96 0.00 0.00 0.00 0.00 03:51:01 PM lo 1.10 1.10 0.05 0.05 0.00 0.00 0.00 0.00 03:51:01 PM eth0 77.89 65.73 1250.64 14.45 0.00 0.00 0.00 0.00 03:51:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 199.36 199.36 32.29 32.29 0.00 0.00 0.00 0.00 Average: eth0 217.26 141.48 2387.20 32.29 0.00 0.00 0.00 0.00 Average: docker0 81.37 84.10 15.40 15.14 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) 03/16/2026 _x86_64_ (8 CPU) 15:41:27 LINUX RESTART (8 CPU) 03:42:01 PM CPU %user %nice %system %iowait %steal %idle 03:43:01 PM all 13.93 0.00 1.25 0.56 0.08 84.18 03:43:01 PM 0 3.22 0.00 0.58 0.23 0.10 95.86 03:43:01 PM 1 7.14 0.00 0.67 0.82 0.10 91.27 03:43:01 PM 2 29.84 0.00 2.67 1.17 0.07 66.25 03:43:01 PM 3 10.91 0.00 1.26 1.10 0.12 86.61 03:43:01 PM 4 8.53 0.00 0.85 0.35 0.07 90.20 03:43:01 PM 5 10.46 0.00 0.72 0.20 0.07 88.56 03:43:01 PM 6 17.08 0.00 1.50 0.42 0.05 80.95 03:43:01 PM 7 24.25 0.00 1.77 0.17 0.07 73.75 03:44:01 PM all 36.10 0.00 1.37 0.68 0.09 61.76 03:44:01 PM 0 36.60 0.00 1.69 0.65 0.08 60.98 03:44:01 PM 1 27.16 0.00 1.51 0.94 0.07 70.33 03:44:01 PM 2 31.31 0.00 1.52 0.20 0.10 66.86 03:44:01 PM 3 39.64 0.00 2.21 1.44 0.08 56.63 03:44:01 PM 4 46.19 0.00 1.27 0.64 0.08 51.82 03:44:01 PM 5 20.56 0.00 1.13 1.10 0.10 77.12 03:44:01 PM 6 50.51 0.00 0.60 0.17 0.08 48.64 03:44:01 PM 7 36.70 0.00 1.04 0.33 0.08 61.84 03:45:01 PM all 33.57 0.00 3.05 0.57 0.09 62.73 03:45:01 PM 0 25.47 0.00 1.94 0.20 0.10 72.29 03:45:01 PM 1 27.25 0.00 3.65 0.76 0.10 68.24 03:45:01 PM 2 28.91 0.00 3.18 0.92 0.08 66.91 03:45:01 PM 3 33.61 0.00 3.50 1.40 0.10 61.40 03:45:01 PM 4 42.74 0.00 3.11 0.59 0.10 53.46 03:45:01 PM 5 28.04 0.00 2.42 0.10 0.08 69.35 03:45:01 PM 6 58.19 0.00 3.85 0.50 0.08 37.37 03:45:01 PM 7 24.38 0.00 2.73 0.08 0.07 72.75 03:46:01 PM all 22.47 0.00 2.39 0.05 0.08 75.01 03:46:01 PM 0 24.72 0.00 1.96 0.03 0.08 73.20 03:46:01 PM 1 20.33 0.00 2.19 0.03 0.08 77.36 03:46:01 PM 2 20.87 0.00 2.41 0.05 0.08 76.58 03:46:01 PM 3 21.57 0.00 2.53 0.07 0.08 75.75 03:46:01 PM 4 24.05 0.00 1.98 0.05 0.08 73.84 03:46:01 PM 5 17.66 0.00 2.09 0.08 0.07 80.09 03:46:01 PM 6 27.59 0.00 3.11 0.03 0.08 69.18 03:46:01 PM 7 22.98 0.00 2.84 0.03 0.08 74.06 03:47:01 PM all 6.48 0.00 1.26 0.02 0.07 92.17 03:47:01 PM 0 3.78 0.00 1.64 0.03 0.07 94.48 03:47:01 PM 1 6.29 0.00 1.71 0.03 0.10 91.86 03:47:01 PM 2 5.27 0.00 1.17 0.02 0.07 93.48 03:47:01 PM 3 7.27 0.00 1.54 0.03 0.07 91.09 03:47:01 PM 4 4.43 0.00 1.47 0.00 0.07 94.03 03:47:01 PM 5 7.40 0.00 0.77 0.00 0.07 91.76 03:47:01 PM 6 9.45 0.00 0.79 0.00 0.08 89.69 03:47:01 PM 7 7.96 0.00 1.02 0.05 0.05 90.92 03:48:01 PM all 37.96 0.00 1.23 0.06 0.11 60.64 03:48:01 PM 0 45.89 0.00 1.44 0.03 0.13 52.51 03:48:01 PM 1 29.23 0.00 1.14 0.03 0.10 69.50 03:48:01 PM 2 42.84 0.00 1.17 0.18 0.15 55.66 03:48:01 PM 3 34.73 0.00 0.95 0.00 0.10 64.22 03:48:01 PM 4 36.33 0.00 1.04 0.00 0.12 62.51 03:48:01 PM 5 50.18 0.00 0.50 0.00 0.08 49.24 03:48:01 PM 6 46.43 0.00 2.19 0.15 0.08 51.15 03:48:01 PM 7 18.01 0.00 1.45 0.05 0.15 80.34 03:49:01 PM all 27.26 0.00 2.12 0.29 0.09 70.24 03:49:01 PM 0 15.88 0.00 2.50 0.03 0.08 81.50 03:49:01 PM 1 26.88 0.00 1.75 0.17 0.08 71.12 03:49:01 PM 2 28.91 0.00 2.03 0.27 0.10 68.69 03:49:01 PM 3 44.33 0.00 2.62 0.07 0.10 52.88 03:49:01 PM 4 22.35 0.00 2.42 0.29 0.08 74.86 03:49:01 PM 5 28.72 0.00 1.73 0.55 0.08 68.91 03:49:01 PM 6 27.93 0.00 2.05 0.20 0.08 69.73 03:49:01 PM 7 23.08 0.00 1.87 0.77 0.08 74.20 03:50:01 PM all 21.50 0.00 2.08 0.47 0.09 75.85 03:50:01 PM 0 16.22 0.00 2.33 0.60 0.10 80.74 03:50:01 PM 1 24.10 0.00 2.23 0.07 0.10 73.50 03:50:01 PM 2 18.85 0.00 2.16 0.07 0.08 78.84 03:50:01 PM 3 24.19 0.00 1.61 0.03 0.08 74.08 03:50:01 PM 4 29.23 0.00 1.93 0.23 0.07 68.54 03:50:01 PM 5 21.10 0.00 2.13 1.93 0.10 74.74 03:50:01 PM 6 17.42 0.00 2.17 0.13 0.08 80.19 03:50:01 PM 7 20.86 0.00 2.10 0.72 0.10 76.22 03:51:01 PM all 30.54 0.00 1.63 0.65 0.06 67.12 03:51:01 PM 0 19.74 0.00 1.59 0.10 0.07 78.50 03:51:01 PM 1 38.12 0.00 2.13 0.00 0.07 59.69 03:51:01 PM 2 18.59 0.00 1.36 0.20 0.07 79.78 03:51:01 PM 3 28.52 0.00 1.41 0.03 0.05 69.99 03:51:01 PM 4 42.64 0.00 1.50 1.77 0.07 54.02 03:51:01 PM 5 23.35 0.00 1.35 0.03 0.07 75.20 03:51:01 PM 6 35.73 0.00 1.99 0.33 0.07 61.88 03:51:01 PM 7 37.62 0.00 1.70 2.71 0.07 57.90 Average: all 25.53 0.00 1.82 0.37 0.09 72.19 Average: 0 21.28 0.00 1.74 0.21 0.09 76.67 Average: 1 22.94 0.00 1.88 0.32 0.09 74.77 Average: 2 25.05 0.00 1.96 0.34 0.09 72.56 Average: 3 27.19 0.00 1.96 0.46 0.09 70.31 Average: 4 28.49 0.00 1.73 0.44 0.08 69.26 Average: 5 23.05 0.00 1.43 0.44 0.08 75.00 Average: 6 32.25 0.00 2.03 0.22 0.08 65.43 Average: 7 23.98 0.00 1.83 0.55 0.08 73.55