---> uname -a: Linux prd-centos8-docker-8c-8g-2853.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: 2799.996 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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1120 26224 19 4545 30296 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:8e:10:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.153/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85838sec preferred_lft 85838sec inet6 fe80::f816:3eff:fe8e:10fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:20:8b:74 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::42:4cff:fe20:8b74/64 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) 04/01/2026 _x86_64_ (8 CPU) 16:17:06 LINUX RESTART (8 CPU) 04:18:01 PM tps rtps wtps bread/s bwrtn/s 04:19:01 PM 259.86 18.04 241.82 3791.14 14898.88 04:20:01 PM 134.68 1.80 132.88 593.63 11836.91 04:21:01 PM 138.53 0.57 137.96 412.86 41545.79 04:22:01 PM 37.54 0.10 37.44 4.93 598.43 04:23:01 PM 11.21 0.43 10.78 20.93 364.41 04:24:01 PM 33.97 0.00 33.97 0.00 8858.48 04:25:01 PM 91.92 0.00 91.92 0.00 15833.51 04:26:01 PM 17.30 0.07 17.23 9.73 664.44 Average: 90.63 2.63 88.00 604.17 11825.88 04:18:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:19:01 PM 28514236 30577928 4141476 12.68 2688 2377628 1961140 5.82 212464 3449972 136492 04:20:01 PM 27451212 29777088 5204500 15.94 2688 2634996 2619556 7.77 280156 4423512 54556 04:21:01 PM 24631956 28112804 8023756 24.57 2688 3764208 4142996 12.29 424084 6992332 1020 04:22:01 PM 24121772 27608788 8533940 26.13 2688 3769692 4576388 13.58 444196 7479264 2296 04:23:01 PM 23967228 27458888 8688484 26.61 2688 3774140 4586904 13.61 446148 7630968 112 04:24:01 PM 24705452 28558224 7950260 24.35 2688 4130608 3698724 10.97 608672 6723000 103584 04:25:01 PM 22958892 27216848 9696820 29.69 2688 4526728 6253608 18.55 655308 8365592 1228 04:26:01 PM 26785552 30956424 5870160 17.98 2688 4427652 1580800 4.69 823988 4399720 28780 Average: 25392038 28783374 7263674 22.24 2688 3675706 3677514 10.91 486877 6183045 41008 04:18:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 PM eth0 277.56 220.64 3012.64 53.27 0.00 0.00 0.00 0.00 04:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 PM eth0 269.76 205.20 3665.88 38.42 0.00 0.00 0.00 0.00 04:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 PM eth0 322.56 194.07 9748.10 23.63 0.00 0.00 0.00 0.00 04:21:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:22:01 PM lo 50.65 50.65 4.55 4.55 0.00 0.00 0.00 0.00 04:22:01 PM eth0 127.59 89.95 36.00 38.35 0.00 0.00 0.00 0.00 04:22:01 PM docker0 12.03 13.56 1.78 1.68 0.00 0.00 0.00 0.00 04:23:01 PM lo 64.66 64.66 3.28 3.28 0.00 0.00 0.00 0.00 04:23:01 PM eth0 315.00 244.14 87.62 97.58 0.00 0.00 0.00 0.00 04:23:01 PM docker0 0.78 1.02 0.11 0.18 0.00 0.00 0.00 0.00 04:24:01 PM lo 1.72 1.72 0.10 0.10 0.00 0.00 0.00 0.00 04:24:01 PM eth0 295.15 194.70 1505.14 1661.38 0.00 0.00 0.00 0.00 04:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 PM lo 501.60 501.60 71.52 71.52 0.00 0.00 0.00 0.00 04:25:01 PM eth0 341.06 113.25 1530.24 25.97 0.00 0.00 0.00 0.00 04:25:01 PM docker0 219.06 228.51 32.91 35.69 0.00 0.00 0.00 0.00 04:25:01 PM veth856b11f 192.75 200.35 32.66 28.12 0.00 0.00 0.00 0.00 04:25:01 PM vethd4ba6dd 26.31 28.86 3.24 7.84 0.00 0.00 0.00 0.00 04:26:01 PM lo 1147.09 1147.09 209.79 209.79 0.00 0.00 0.00 0.00 04:26:01 PM eth0 132.21 99.87 43.67 42.40 0.00 0.00 0.00 0.00 04:26:01 PM docker0 502.07 514.25 103.79 98.71 0.00 0.00 0.00 0.00 Average: lo 220.69 220.69 36.15 36.15 0.00 0.00 0.00 0.00 Average: eth0 260.11 170.23 2453.86 247.63 0.00 0.00 0.00 0.00 Average: docker0 91.73 94.67 17.32 17.03 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) 04/01/2026 _x86_64_ (8 CPU) 16:17:06 LINUX RESTART (8 CPU) 04:18:01 PM CPU %user %nice %system %iowait %steal %idle 04:19:01 PM all 19.46 0.00 1.48 1.04 0.08 77.95 04:19:01 PM 0 8.11 0.00 1.15 0.47 0.07 90.20 04:19:01 PM 1 34.80 0.00 2.22 1.12 0.12 61.74 04:19:01 PM 2 18.15 0.00 1.99 1.54 0.07 78.26 04:19:01 PM 3 18.88 0.00 1.14 0.53 0.07 79.38 04:19:01 PM 4 15.06 0.00 1.05 0.97 0.08 82.83 04:19:01 PM 5 25.90 0.00 1.86 1.37 0.07 70.80 04:19:01 PM 6 15.54 0.00 0.75 0.60 0.08 83.02 04:19:01 PM 7 19.19 0.00 1.67 1.69 0.07 77.38 04:20:01 PM all 37.80 0.00 1.24 0.51 0.10 60.36 04:20:01 PM 0 30.14 0.00 1.09 0.72 0.10 67.96 04:20:01 PM 1 42.26 0.00 1.04 0.22 0.12 56.37 04:20:01 PM 2 16.81 0.00 1.04 1.00 0.07 81.08 04:20:01 PM 3 46.17 0.00 1.62 0.32 0.10 51.79 04:20:01 PM 4 58.22 0.00 1.57 0.53 0.12 39.55 04:20:01 PM 5 36.79 0.00 0.97 0.95 0.10 61.19 04:20:01 PM 6 32.79 0.00 0.89 0.22 0.08 66.02 04:20:01 PM 7 39.15 0.00 1.71 0.12 0.12 58.91 04:21:01 PM all 30.89 0.00 3.02 0.78 0.11 65.20 04:21:01 PM 0 22.77 0.00 2.89 0.05 0.08 74.20 04:21:01 PM 1 49.65 0.00 2.86 2.12 0.12 45.26 04:21:01 PM 2 38.10 0.00 3.35 1.08 0.12 57.36 04:21:01 PM 3 16.28 0.00 3.86 1.13 0.10 78.63 04:21:01 PM 4 31.07 0.00 3.27 0.69 0.13 64.83 04:21:01 PM 5 32.19 0.00 2.22 0.37 0.08 65.14 04:21:01 PM 6 32.08 0.00 2.74 0.19 0.12 64.87 04:21:01 PM 7 24.98 0.00 2.99 0.60 0.10 71.33 04:22:01 PM all 23.80 0.00 2.50 0.10 0.10 73.50 04:22:01 PM 0 25.10 0.00 2.75 0.10 0.12 71.93 04:22:01 PM 1 25.94 0.00 2.08 0.03 0.10 71.85 04:22:01 PM 2 25.78 0.00 2.83 0.20 0.08 71.10 04:22:01 PM 3 21.81 0.00 2.03 0.10 0.08 75.98 04:22:01 PM 4 27.33 0.00 2.93 0.08 0.10 69.55 04:22:01 PM 5 20.57 0.00 2.09 0.08 0.12 77.13 04:22:01 PM 6 23.69 0.00 2.41 0.05 0.08 73.76 04:22:01 PM 7 20.17 0.00 2.88 0.18 0.10 76.66 04:23:01 PM all 8.25 0.00 1.38 0.02 0.08 90.27 04:23:01 PM 0 6.64 0.00 1.07 0.00 0.07 92.22 04:23:01 PM 1 7.04 0.00 1.72 0.03 0.08 91.12 04:23:01 PM 2 10.43 0.00 1.34 0.02 0.08 88.13 04:23:01 PM 3 8.71 0.00 1.12 0.00 0.07 90.10 04:23:01 PM 4 14.21 0.00 1.87 0.02 0.07 83.83 04:23:01 PM 5 6.67 0.00 1.50 0.07 0.08 91.67 04:23:01 PM 6 7.05 0.00 1.12 0.03 0.08 91.71 04:23:01 PM 7 5.24 0.00 1.27 0.02 0.07 93.41 04:24:01 PM all 40.76 0.00 1.44 0.14 0.09 57.58 04:24:01 PM 0 50.59 0.00 1.15 0.00 0.10 48.16 04:24:01 PM 1 24.00 0.00 1.24 0.79 0.08 73.89 04:24:01 PM 2 51.88 0.00 1.66 0.12 0.08 46.26 04:24:01 PM 3 30.89 0.00 1.54 0.00 0.08 67.49 04:24:01 PM 4 50.47 0.00 1.57 0.00 0.12 47.84 04:24:01 PM 5 39.63 0.00 2.22 0.02 0.08 58.05 04:24:01 PM 6 46.42 0.00 0.65 0.05 0.10 52.77 04:24:01 PM 7 32.14 0.00 1.48 0.13 0.08 66.17 04:25:01 PM all 26.89 0.00 2.07 0.29 0.11 70.64 04:25:01 PM 0 21.46 0.00 2.58 0.37 0.10 75.48 04:25:01 PM 1 42.00 0.00 2.33 1.04 0.12 54.51 04:25:01 PM 2 33.61 0.00 2.22 0.18 0.12 63.87 04:25:01 PM 3 16.07 0.00 1.80 0.29 0.08 81.77 04:25:01 PM 4 31.23 0.00 1.86 0.35 0.08 66.47 04:25:01 PM 5 24.95 0.00 1.83 0.02 0.10 73.11 04:25:01 PM 6 21.29 0.00 1.80 0.08 0.13 76.69 04:25:01 PM 7 24.50 0.00 2.15 0.00 0.13 73.22 04:26:01 PM all 18.37 0.00 1.91 0.69 0.17 78.86 04:26:01 PM 0 14.81 0.00 2.16 0.02 0.13 82.88 04:26:01 PM 1 20.67 0.00 2.10 5.25 0.10 71.88 04:26:01 PM 2 17.28 0.00 2.36 0.02 0.08 80.26 04:26:01 PM 3 15.11 0.00 1.44 0.02 0.10 83.34 04:26:01 PM 4 10.18 0.00 2.30 0.02 0.12 87.38 04:26:01 PM 5 24.16 0.00 1.19 0.02 0.08 74.55 04:26:01 PM 6 22.32 0.00 1.78 0.00 0.58 75.31 04:26:01 PM 7 22.53 0.00 1.99 0.23 0.14 75.11 Average: all 25.78 0.00 1.88 0.45 0.10 71.79 Average: 0 22.45 0.00 1.85 0.22 0.10 75.38 Average: 1 30.80 0.00 1.95 1.32 0.10 65.83 Average: 2 26.50 0.00 2.10 0.52 0.09 70.80 Average: 3 21.75 0.00 1.82 0.30 0.09 76.05 Average: 4 29.73 0.00 2.05 0.33 0.10 67.78 Average: 5 26.36 0.00 1.73 0.36 0.09 71.46 Average: 6 25.15 0.00 1.52 0.15 0.16 73.02 Average: 7 23.49 0.00 2.02 0.37 0.10 74.02