---> uname -a: Linux prd-centos8-docker-8c-8g-3675.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: 2799.974 BogoMIPS: 5599.94 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 1092 26902 19 3895 30324 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:17:b0:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe17:b095/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:66:6e:2b 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:d2ff:fe66:6e2b/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) 04/20/2026 _x86_64_ (8 CPU) 13:16:55 LINUX RESTART (8 CPU) 01:17:01 PM tps rtps wtps bread/s bwrtn/s 01:18:01 PM 312.43 127.29 185.14 13468.58 42460.14 01:19:01 PM 266.08 17.93 248.15 3791.27 14147.60 01:20:01 PM 119.06 1.90 117.16 593.94 11759.51 01:21:01 PM 126.15 0.55 125.60 413.79 41509.11 01:22:01 PM 31.44 0.02 31.42 1.20 522.01 01:23:01 PM 9.97 0.47 9.50 25.46 363.44 Average: 144.20 24.69 119.50 3049.34 18462.11 01:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:18:01 PM 29665180 31290368 2990532 9.16 2688 1949776 1437228 4.26 147952 2417024 150924 01:19:01 PM 28573352 30645812 4082360 12.50 2688 2384860 1863760 5.53 213708 3384560 138640 01:20:01 PM 26770256 29120736 5885456 18.02 2688 2658624 3242576 9.62 290092 5092332 75156 01:21:01 PM 24631152 28115280 8024560 24.57 2688 3767176 4120656 12.23 438656 6979480 276 01:22:01 PM 24442868 27933556 8212844 25.15 2688 3773128 4204620 12.48 447956 7154660 1700 01:23:01 PM 27608996 31100640 5046716 15.45 2688 3774256 1496484 4.44 510028 3939716 0 Average: 26948634 29701065 5707078 17.48 2688 3051303 2727554 8.09 341399 4827962 61116 01:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM eth0 505.76 314.44 1815.62 78.93 0.00 0.00 0.00 0.00 01:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM eth0 270.41 231.27 3022.95 40.96 0.00 0.00 0.00 0.00 01:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM eth0 322.18 234.02 3902.65 36.15 0.00 0.00 0.00 0.00 01:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM lo 2.83 2.83 0.27 0.27 0.00 0.00 0.00 0.00 01:21:01 PM eth0 302.90 181.51 9477.45 16.08 0.00 0.00 0.00 0.00 01:21:01 PM docker0 0.78 1.07 0.12 0.12 0.00 0.00 0.00 0.00 01:22:01 PM lo 63.48 63.48 5.05 5.05 0.00 0.00 0.00 0.00 01:22:01 PM eth0 221.21 153.42 63.10 60.91 0.00 0.00 0.00 0.00 01:22:01 PM docker0 11.26 12.58 1.66 1.57 0.00 0.00 0.00 0.00 01:23:01 PM lo 63.62 63.62 3.23 3.23 0.00 0.00 0.00 0.00 01:23:01 PM eth0 330.79 229.90 98.05 100.70 0.00 0.00 0.00 0.00 01:23:01 PM docker0 0.80 1.03 0.11 0.18 0.00 0.00 0.00 0.00 Average: lo 21.65 21.65 1.43 1.43 0.00 0.00 0.00 0.00 Average: eth0 325.55 224.09 3063.53 55.62 0.00 0.00 0.00 0.00 Average: docker0 2.14 2.45 0.32 0.31 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) 04/20/2026 _x86_64_ (8 CPU) 13:16:55 LINUX RESTART (8 CPU) 01:17:01 PM CPU %user %nice %system %iowait %steal %idle 01:18:01 PM all 13.96 0.00 3.28 1.47 0.07 81.21 01:18:01 PM 0 10.76 0.00 2.88 0.35 0.07 85.93 01:18:01 PM 1 31.56 0.00 4.14 2.00 0.10 62.20 01:18:01 PM 2 17.40 0.00 3.30 0.62 0.08 78.59 01:18:01 PM 3 10.39 0.00 2.68 0.52 0.08 86.32 01:18:01 PM 4 10.00 0.00 4.63 3.16 0.05 82.16 01:18:01 PM 5 15.64 0.00 3.49 1.68 0.05 79.14 01:18:01 PM 6 6.72 0.00 2.69 2.29 0.07 88.23 01:18:01 PM 7 9.29 0.00 2.43 1.16 0.08 87.04 01:19:01 PM all 18.68 0.00 1.46 1.60 0.07 78.18 01:19:01 PM 0 19.46 0.00 1.32 1.80 0.07 77.35 01:19:01 PM 1 15.05 0.00 1.47 1.50 0.08 81.90 01:19:01 PM 2 22.09 0.00 2.12 2.16 0.07 73.57 01:19:01 PM 3 17.13 0.00 1.19 1.29 0.08 80.31 01:19:01 PM 4 11.43 0.00 1.37 1.34 0.05 85.81 01:19:01 PM 5 20.42 0.00 1.05 1.37 0.07 77.09 01:19:01 PM 6 19.18 0.00 1.67 1.89 0.08 77.17 01:19:01 PM 7 24.67 0.00 1.50 1.45 0.08 72.29 01:20:01 PM all 40.64 0.00 1.32 0.70 0.10 57.24 01:20:01 PM 0 46.88 0.00 1.05 0.85 0.10 51.11 01:20:01 PM 1 25.49 0.00 1.32 1.30 0.07 71.82 01:20:01 PM 2 38.25 0.00 1.07 0.89 0.10 59.69 01:20:01 PM 3 54.55 0.00 1.49 0.69 0.12 43.16 01:20:01 PM 4 60.26 0.00 1.54 0.42 0.13 37.65 01:20:01 PM 5 26.55 0.00 0.97 0.55 0.08 71.85 01:20:01 PM 6 33.13 0.00 1.14 0.45 0.10 65.18 01:20:01 PM 7 39.98 0.00 1.97 0.48 0.08 57.48 01:21:01 PM all 26.18 0.00 2.82 0.86 0.09 70.05 01:21:01 PM 0 43.35 0.00 2.56 0.15 0.12 53.82 01:21:01 PM 1 19.13 0.00 2.95 0.64 0.08 77.20 01:21:01 PM 2 22.55 0.00 2.89 2.85 0.08 71.62 01:21:01 PM 3 22.13 0.00 2.82 0.54 0.08 74.43 01:21:01 PM 4 16.29 0.00 3.22 0.93 0.08 79.48 01:21:01 PM 5 15.23 0.00 2.10 0.29 0.07 82.32 01:21:01 PM 6 41.50 0.00 3.51 0.69 0.10 54.21 01:21:01 PM 7 29.19 0.00 2.53 0.81 0.08 67.39 01:22:01 PM all 18.47 0.00 1.99 0.17 0.08 79.30 01:22:01 PM 0 15.21 0.00 1.84 0.18 0.07 82.70 01:22:01 PM 1 14.52 0.00 2.33 0.33 0.07 82.75 01:22:01 PM 2 17.93 0.00 1.54 0.07 0.08 80.38 01:22:01 PM 3 20.46 0.00 2.36 0.22 0.10 76.86 01:22:01 PM 4 16.92 0.00 1.71 0.25 0.08 81.03 01:22:01 PM 5 15.55 0.00 1.64 0.15 0.08 82.57 01:22:01 PM 6 24.60 0.00 2.53 0.08 0.08 72.70 01:22:01 PM 7 22.55 0.00 1.94 0.05 0.07 75.39 01:23:01 PM all 7.32 0.00 1.19 0.06 0.06 91.36 01:23:01 PM 0 6.25 0.00 0.95 0.02 0.05 92.73 01:23:01 PM 1 6.26 0.00 1.34 0.02 0.07 92.32 01:23:01 PM 2 6.61 0.00 1.37 0.03 0.05 91.94 01:23:01 PM 3 8.78 0.00 1.62 0.02 0.07 89.51 01:23:01 PM 4 7.71 0.00 1.29 0.03 0.07 90.90 01:23:01 PM 5 10.68 0.00 1.36 0.03 0.07 87.87 01:23:01 PM 6 5.16 0.00 0.89 0.32 0.05 93.58 01:23:01 PM 7 7.14 0.00 0.72 0.02 0.07 92.05 Average: all 20.88 0.00 2.01 0.81 0.08 76.22 Average: 0 23.65 0.00 1.77 0.56 0.08 73.94 Average: 1 18.65 0.00 2.25 0.96 0.08 78.06 Average: 2 20.81 0.00 2.05 1.10 0.08 75.96 Average: 3 22.26 0.00 2.03 0.54 0.09 75.08 Average: 4 20.45 0.00 2.29 1.02 0.08 76.16 Average: 5 17.35 0.00 1.77 0.68 0.07 80.14 Average: 6 21.73 0.00 2.07 0.95 0.08 75.17 Average: 7 22.14 0.00 1.85 0.66 0.08 75.27