---> uname -a: Linux prd-centos8-docker-8c-8g-5221.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1115 25234 19 5540 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:d9:e5:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.234/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85792sec preferred_lft 85792sec inet6 fe80::f816:3eff:fed9:e5ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:06:c5:d5 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:d5ff:fe06:c5d5/64 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) 04/23/2026 _x86_64_ (8 CPU) 16:11:31 LINUX RESTART (8 CPU) 04:12:01 PM tps rtps wtps bread/s bwrtn/s 04:13:01 PM 208.68 17.21 191.47 3200.40 10540.14 04:14:02 PM 213.58 2.98 210.59 1192.60 18717.64 04:15:01 PM 129.86 0.61 129.25 431.66 41931.67 04:16:01 PM 37.04 0.02 37.02 1.07 807.15 04:17:01 PM 11.06 0.48 10.58 21.46 297.92 04:18:01 PM 22.13 0.00 22.13 0.00 1739.74 04:19:01 PM 101.32 0.00 101.32 0.00 22995.90 04:20:01 PM 153.07 0.00 153.07 0.00 1611.96 04:21:01 PM 31.24 2.47 28.77 4490.50 1697.13 Average: 100.83 2.64 98.19 1038.64 11091.48 04:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:13:01 PM 28982056 30947100 3673656 11.25 2688 2281256 1660164 4.93 170888 3040784 240484 04:14:02 PM 26903700 29228084 5752012 17.61 2688 2633536 3433580 10.19 275088 4974388 53368 04:15:01 PM 24042532 27524848 8613180 26.38 2688 3765640 5484620 16.27 427188 7577368 1012 04:16:01 PM 23424192 26912944 9231520 28.27 2688 3771184 5714368 16.95 447812 8171272 272 04:17:01 PM 23053220 26546596 9602492 29.41 2688 3775704 5771100 17.12 449644 8539740 16 04:18:01 PM 23168204 26922688 9487508 29.05 2688 4033736 5316784 15.77 515128 8354048 212256 04:19:01 PM 21260692 25507048 11395020 34.89 2688 4515004 8112356 24.07 562988 10153112 872 04:20:01 PM 24172276 28355528 8483436 25.98 2688 4439492 4085744 12.12 558444 7266980 13592 04:21:01 PM 25928220 31104716 6727492 20.60 2688 5424456 1447460 4.29 737200 5327064 827636 Average: 24548344 28116617 8107368 24.83 2688 3848890 4558464 13.52 460487 7044973 149945 04:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 PM eth0 222.66 174.98 2660.61 30.08 0.00 0.00 0.00 0.00 04:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:02 PM eth0 355.29 281.73 4888.36 39.60 0.00 0.00 0.00 0.00 04:14:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 PM eth0 322.42 205.39 9917.07 22.42 0.00 0.00 0.00 0.00 04:15:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:16:01 PM lo 52.22 52.22 4.65 4.65 0.00 0.00 0.00 0.00 04:16:01 PM eth0 112.13 81.34 37.12 38.48 0.00 0.00 0.00 0.00 04:16:01 PM docker0 12.13 13.58 1.79 1.69 0.00 0.00 0.00 0.00 04:17:01 PM lo 64.90 64.90 3.29 3.29 0.00 0.00 0.00 0.00 04:17:01 PM eth0 329.89 231.12 91.67 96.46 0.00 0.00 0.00 0.00 04:17:01 PM docker0 0.78 1.03 0.11 0.19 0.00 0.00 0.00 0.00 04:18:01 PM lo 17.38 17.38 0.86 0.86 0.00 0.00 0.00 0.00 04:18:01 PM eth0 194.22 161.82 818.89 54.30 0.00 0.00 0.00 0.00 04:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 PM lo 365.25 365.25 54.27 54.27 0.00 0.00 0.00 0.00 04:19:01 PM eth0 423.40 144.46 2289.20 26.77 0.00 0.00 0.00 0.00 04:19:01 PM docker0 152.47 160.55 24.43 26.09 0.00 0.00 0.00 0.00 04:19:01 PM vetha5a643a 134.53 141.40 24.36 21.06 0.00 0.00 0.00 0.00 04:19:01 PM veth30dd881 17.94 19.86 2.15 5.30 0.00 0.00 0.00 0.00 04:20:01 PM lo 1310.43 1310.43 229.28 229.28 0.00 0.00 0.00 0.00 04:20:01 PM eth0 171.29 135.37 263.32 51.91 0.00 0.00 0.00 0.00 04:20:01 PM docker0 570.94 586.02 112.86 109.07 0.00 0.00 0.00 0.00 04:21:01 PM lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:21:01 PM eth0 66.36 59.43 1249.02 11.85 0.00 0.00 0.00 0.00 04:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 201.62 201.62 32.55 32.55 0.00 0.00 0.00 0.00 Average: eth0 244.05 163.88 2454.44 41.36 0.00 0.00 0.00 0.00 Average: docker0 81.97 84.74 15.49 15.26 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) 04/23/2026 _x86_64_ (8 CPU) 16:11:31 LINUX RESTART (8 CPU) 04:12:01 PM CPU %user %nice %system %iowait %steal %idle 04:13:01 PM all 13.34 0.00 1.22 0.56 0.06 84.82 04:13:01 PM 0 7.05 0.00 1.14 0.80 0.08 90.93 04:13:01 PM 1 10.84 0.00 1.09 0.90 0.05 87.12 04:13:01 PM 2 21.85 0.00 1.79 0.47 0.07 75.83 04:13:01 PM 3 5.55 0.00 0.80 0.94 0.05 92.66 04:13:01 PM 4 32.10 0.00 2.42 0.35 0.07 65.06 04:13:01 PM 5 6.53 0.00 0.75 0.30 0.03 92.39 04:13:01 PM 6 15.62 0.00 1.02 0.30 0.07 83.00 04:13:01 PM 7 7.21 0.00 0.78 0.38 0.05 91.57 04:14:02 PM all 36.32 0.00 1.27 0.59 0.10 61.72 04:14:02 PM 0 39.38 0.00 1.79 0.77 0.10 57.96 04:14:02 PM 1 28.69 0.00 1.42 1.14 0.12 68.64 04:14:02 PM 2 43.64 0.00 1.40 0.27 0.12 54.57 04:14:02 PM 3 35.26 0.00 1.37 0.84 0.10 62.44 04:14:02 PM 4 40.11 0.00 1.25 0.33 0.10 58.21 04:14:02 PM 5 28.12 0.00 0.97 0.63 0.10 70.18 04:14:02 PM 6 50.28 0.00 1.02 0.37 0.10 48.24 04:14:02 PM 7 25.08 0.00 0.94 0.38 0.08 73.52 04:15:01 PM all 33.64 0.00 2.71 0.91 0.11 62.63 04:15:01 PM 0 42.41 0.00 2.20 0.46 0.12 54.80 04:15:01 PM 1 36.29 0.00 3.20 1.35 0.12 59.04 04:15:01 PM 2 27.69 0.00 3.55 1.15 0.10 67.52 04:15:01 PM 3 39.21 0.00 3.74 1.66 0.12 55.27 04:15:01 PM 4 28.67 0.00 2.51 0.68 0.10 68.03 04:15:01 PM 5 35.91 0.00 1.98 1.24 0.10 60.76 04:15:01 PM 6 33.38 0.00 2.53 0.60 0.10 63.39 04:15:01 PM 7 25.54 0.00 1.98 0.10 0.10 72.27 04:16:01 PM all 22.28 0.00 2.11 0.15 0.11 75.36 04:16:01 PM 0 19.15 0.00 2.42 0.22 0.13 78.08 04:16:01 PM 1 20.15 0.00 1.92 0.02 0.10 77.81 04:16:01 PM 2 18.56 0.00 1.73 0.13 0.10 79.48 04:16:01 PM 3 20.43 0.00 1.81 0.08 0.12 77.56 04:16:01 PM 4 21.93 0.00 2.53 0.12 0.12 75.31 04:16:01 PM 5 28.99 0.00 2.31 0.15 0.10 68.45 04:16:01 PM 6 25.33 0.00 2.53 0.35 0.08 71.70 04:16:01 PM 7 23.67 0.00 1.62 0.13 0.10 74.47 04:17:01 PM all 6.89 0.00 1.11 0.02 0.07 91.90 04:17:01 PM 0 6.45 0.00 1.05 0.00 0.07 92.43 04:17:01 PM 1 6.89 0.00 1.35 0.10 0.10 91.55 04:17:01 PM 2 10.48 0.00 1.10 0.02 0.07 88.33 04:17:01 PM 3 6.48 0.00 1.09 0.00 0.05 92.38 04:17:01 PM 4 4.95 0.00 1.19 0.00 0.07 93.79 04:17:01 PM 5 7.24 0.00 1.00 0.02 0.07 91.67 04:17:01 PM 6 6.42 0.00 1.32 0.02 0.07 92.17 04:17:01 PM 7 6.24 0.00 0.79 0.02 0.07 92.89 04:18:01 PM all 37.24 0.00 1.19 0.05 0.09 61.42 04:18:01 PM 0 35.02 0.00 1.17 0.00 0.12 63.70 04:18:01 PM 1 41.64 0.00 0.80 0.03 0.08 57.44 04:18:01 PM 2 24.22 0.00 1.09 0.07 0.08 74.54 04:18:01 PM 3 48.80 0.00 1.77 0.12 0.10 49.21 04:18:01 PM 4 36.61 0.00 1.17 0.00 0.08 62.13 04:18:01 PM 5 59.62 0.00 1.02 0.08 0.12 39.16 04:18:01 PM 6 38.88 0.00 0.80 0.00 0.08 60.23 04:18:01 PM 7 13.15 0.00 1.69 0.13 0.07 84.96 04:19:01 PM all 26.83 0.00 2.01 0.34 0.11 70.71 04:19:01 PM 0 13.27 0.00 1.80 0.32 0.10 84.51 04:19:01 PM 1 22.88 0.00 2.17 0.82 0.13 74.00 04:19:01 PM 2 36.26 0.00 2.25 0.25 0.12 61.13 04:19:01 PM 3 32.13 0.00 1.68 0.13 0.12 65.94 04:19:01 PM 4 26.09 0.00 2.58 0.35 0.10 70.88 04:19:01 PM 5 29.07 0.00 2.20 0.18 0.10 68.45 04:19:01 PM 6 24.40 0.00 1.70 0.34 0.10 73.46 04:19:01 PM 7 30.55 0.00 1.73 0.30 0.12 67.30 04:20:01 PM all 21.46 0.00 2.27 0.27 0.10 75.90 04:20:01 PM 0 19.42 0.00 3.11 1.86 0.08 75.52 04:20:01 PM 1 25.69 0.00 2.23 0.13 0.10 71.85 04:20:01 PM 2 16.66 0.00 2.48 0.02 0.10 80.74 04:20:01 PM 3 18.06 0.00 2.79 0.02 0.10 79.04 04:20:01 PM 4 22.90 0.00 1.54 0.02 0.10 75.44 04:20:01 PM 5 31.80 0.00 1.52 0.03 0.10 66.55 04:20:01 PM 6 22.55 0.00 2.05 0.02 0.10 75.29 04:20:01 PM 7 14.57 0.00 2.47 0.03 0.10 82.83 04:21:01 PM all 29.97 0.00 1.35 0.11 0.08 68.50 04:21:01 PM 0 18.86 0.00 1.52 0.32 0.07 79.23 04:21:01 PM 1 24.01 0.00 0.99 0.07 0.07 74.87 04:21:01 PM 2 34.78 0.00 1.20 0.05 0.08 63.89 04:21:01 PM 3 45.50 0.00 1.69 0.25 0.10 52.46 04:21:01 PM 4 32.96 0.00 1.64 0.05 0.08 65.27 04:21:01 PM 5 47.08 0.00 1.30 0.03 0.10 51.49 04:21:01 PM 6 26.68 0.00 1.25 0.00 0.05 72.01 04:21:01 PM 7 9.85 0.00 1.19 0.10 0.07 88.79 Average: all 25.31 0.00 1.69 0.33 0.09 72.57 Average: 0 22.29 0.00 1.80 0.53 0.10 75.28 Average: 1 24.09 0.00 1.68 0.51 0.10 73.62 Average: 2 26.02 0.00 1.84 0.27 0.09 71.79 Average: 3 27.91 0.00 1.85 0.45 0.10 69.69 Average: 4 27.37 0.00 1.87 0.21 0.09 70.46 Average: 5 30.47 0.00 1.45 0.30 0.09 67.69 Average: 6 27.05 0.00 1.58 0.22 0.08 71.07 Average: 7 17.29 0.00 1.46 0.18 0.08 80.98