---> uname -a: Linux prd-centos8-docker-8c-8g-5283.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: 2800.000 BogoMIPS: 5600.00 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 1126 25299 19 5464 30290 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:07:bf:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85794sec preferred_lft 85794sec inet6 fe80::f816:3eff:fe07:bf6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f2:b0:ff:34 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:f2ff:feb0:ff34/64 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) 02/04/2026 _x86_64_ (8 CPU) 16:07:31 LINUX RESTART (8 CPU) 04:08:01 PM tps rtps wtps bread/s bwrtn/s 04:09:01 PM 210.85 16.69 194.15 3139.09 10627.97 04:10:01 PM 204.23 2.97 201.27 1098.17 16400.75 04:11:01 PM 36.15 0.05 36.10 1.07 2851.83 04:12:01 PM 119.66 0.62 119.04 511.74 38997.10 04:13:01 PM 29.77 0.50 29.27 21.72 599.47 04:14:01 PM 21.05 0.00 21.05 0.00 753.02 04:15:01 PM 105.00 0.00 105.00 0.00 23649.27 04:16:01 PM 16.63 0.00 16.63 0.00 750.71 04:17:01 PM 218.84 2.55 216.29 4512.10 7336.45 Average: 106.91 2.60 104.31 1031.55 11330.33 04:08:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:09:01 PM 29023612 30927896 3632100 11.12 2688 2220452 1668776 4.95 168996 2998324 183380 04:10:01 PM 27746760 30000184 4908952 15.03 2688 2562752 2379244 7.06 269396 4137792 51856 04:11:01 PM 26937624 29212960 5718088 17.51 2688 2583476 3169748 9.40 283460 4929052 156 04:12:01 PM 24794684 28208796 7861028 24.07 2688 3696224 4568600 13.55 435140 6811740 104 04:13:01 PM 24602444 28024288 8053268 24.66 2688 3703928 4129912 12.25 443284 6997488 40 04:14:01 PM 24881336 28551144 7774376 23.81 2688 3949880 3959492 11.75 505016 6654104 231284 04:15:01 PM 22977456 27134244 9678256 29.64 2688 4425536 6391492 18.96 554560 8445688 3808 04:16:01 PM 23235336 27326996 9420376 28.85 2688 4346648 4587964 13.61 547572 8211232 52 04:17:01 PM 25981248 31081448 6674464 20.44 2688 5348180 1489572 4.42 901264 5107852 678624 Average: 25575611 28940884 7080101 21.68 2688 3648564 3593867 10.66 456521 6032586 127700 04:08:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 PM eth0 182.77 151.60 2234.37 27.84 0.00 0.00 0.00 0.00 04:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 PM eth0 351.53 281.27 4778.37 39.70 0.00 0.00 0.00 0.00 04:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 PM eth0 185.65 151.23 312.14 49.82 0.00 0.00 0.00 0.00 04:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 PM lo 6.23 6.23 0.55 0.55 0.00 0.00 0.00 0.00 04:12:01 PM eth0 341.05 192.64 9479.97 18.24 0.00 0.00 0.00 0.00 04:12:01 PM docker0 1.57 1.95 0.23 0.22 0.00 0.00 0.00 0.00 04:12:01 PM veth740c60d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 04:13:01 PM lo 74.05 74.05 5.57 5.57 0.00 0.00 0.00 0.00 04:13:01 PM eth0 246.16 186.47 77.27 85.31 0.00 0.00 0.00 0.00 04:13:01 PM docker0 11.29 12.73 1.67 1.65 0.00 0.00 0.00 0.00 04:14:01 PM lo 33.38 33.38 1.64 1.64 0.00 0.00 0.00 0.00 04:14:01 PM eth0 198.88 154.77 753.33 55.34 0.00 0.00 0.00 0.00 04:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 PM lo 186.97 186.97 29.23 29.23 0.00 0.00 0.00 0.00 04:15:01 PM eth0 520.29 162.81 2280.71 16.85 0.00 0.00 0.00 0.00 04:15:01 PM docker0 77.81 83.86 13.04 14.16 0.00 0.00 0.00 0.00 04:15:01 PM veth03ee307 70.38 76.14 13.22 12.01 0.00 0.00 0.00 0.00 04:15:01 PM vethed67b1c 7.43 8.41 0.89 2.41 0.00 0.00 0.00 0.00 04:16:01 PM lo 1496.05 1496.05 255.42 255.42 0.00 0.00 0.00 0.00 04:16:01 PM eth0 258.76 162.19 72.95 67.44 0.00 0.00 0.00 0.00 04:16:01 PM docker0 648.46 666.46 125.13 121.43 0.00 0.00 0.00 0.00 04:17:01 PM lo 1.23 1.23 0.06 0.06 0.00 0.00 0.00 0.00 04:17:01 PM eth0 102.68 89.35 1506.32 20.85 0.00 0.00 0.00 0.00 04:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 199.74 199.74 32.49 32.49 0.00 0.00 0.00 0.00 Average: eth0 265.31 170.26 2388.54 42.38 0.00 0.00 0.00 0.00 Average: docker0 82.11 84.99 15.56 15.27 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) 02/04/2026 _x86_64_ (8 CPU) 16:07:31 LINUX RESTART (8 CPU) 04:08:01 PM CPU %user %nice %system %iowait %steal %idle 04:09:01 PM all 13.24 0.00 1.18 0.62 0.05 84.92 04:09:01 PM 0 6.18 0.00 1.12 1.00 0.07 91.63 04:09:01 PM 1 20.80 0.00 2.09 0.60 0.07 76.45 04:09:01 PM 2 15.73 0.00 0.95 0.42 0.05 82.85 04:09:01 PM 3 11.76 0.00 1.00 0.60 0.05 86.58 04:09:01 PM 4 18.03 0.00 1.77 0.40 0.07 79.73 04:09:01 PM 5 12.41 0.00 1.40 0.94 0.05 85.21 04:09:01 PM 6 10.99 0.00 0.48 0.18 0.03 88.31 04:09:01 PM 7 10.00 0.00 0.60 0.78 0.03 88.58 04:10:01 PM all 31.03 0.00 1.14 0.84 0.09 66.91 04:10:01 PM 0 25.43 0.00 0.70 0.22 0.08 73.57 04:10:01 PM 1 29.83 0.00 0.95 0.38 0.12 68.71 04:10:01 PM 2 33.87 0.00 1.90 1.59 0.10 62.54 04:10:01 PM 3 36.73 0.00 1.42 1.64 0.08 60.13 04:10:01 PM 4 27.17 0.00 0.70 0.10 0.07 71.96 04:10:01 PM 5 22.79 0.00 0.94 1.42 0.08 74.77 04:10:01 PM 6 35.20 0.00 1.22 0.95 0.08 62.54 04:10:01 PM 7 37.21 0.00 1.27 0.38 0.12 61.02 04:11:01 PM all 23.70 0.00 0.74 0.09 0.06 75.42 04:11:01 PM 0 18.06 0.00 0.52 0.00 0.07 81.35 04:11:01 PM 1 15.96 0.00 1.09 0.37 0.07 82.52 04:11:01 PM 2 20.04 0.00 0.50 0.17 0.05 79.25 04:11:01 PM 3 24.79 0.00 0.58 0.07 0.07 74.49 04:11:01 PM 4 17.97 0.00 0.54 0.02 0.07 81.40 04:11:01 PM 5 11.38 0.00 0.42 0.05 0.05 88.10 04:11:01 PM 6 23.32 0.00 1.28 0.00 0.05 75.34 04:11:01 PM 7 57.94 0.00 0.98 0.03 0.07 40.98 04:12:01 PM all 25.92 0.00 3.02 1.03 0.09 69.94 04:12:01 PM 0 18.37 0.00 2.79 0.49 0.10 78.25 04:12:01 PM 1 15.73 0.00 2.74 2.00 0.12 79.41 04:12:01 PM 2 33.91 0.00 4.11 2.43 0.08 59.46 04:12:01 PM 3 25.31 0.00 2.65 0.39 0.08 71.57 04:12:01 PM 4 31.99 0.00 2.82 0.45 0.08 64.65 04:12:01 PM 5 19.69 0.00 3.68 0.87 0.10 75.65 04:12:01 PM 6 31.11 0.00 2.45 1.51 0.10 64.83 04:12:01 PM 7 31.23 0.00 2.87 0.12 0.08 65.69 04:13:01 PM all 18.62 0.00 2.09 0.04 0.08 79.17 04:13:01 PM 0 12.86 0.00 2.09 0.02 0.10 84.93 04:13:01 PM 1 18.69 0.00 1.79 0.03 0.08 79.41 04:13:01 PM 2 17.63 0.00 2.19 0.03 0.08 80.06 04:13:01 PM 3 19.56 0.00 2.04 0.03 0.08 78.29 04:13:01 PM 4 19.91 0.00 2.29 0.07 0.08 77.65 04:13:01 PM 5 24.48 0.00 2.17 0.05 0.07 73.23 04:13:01 PM 6 15.43 0.00 1.69 0.03 0.08 82.76 04:13:01 PM 7 20.38 0.00 2.48 0.05 0.08 77.01 04:14:01 PM all 25.57 0.00 1.13 0.05 0.08 73.17 04:14:01 PM 0 8.11 0.00 1.30 0.03 0.08 90.47 04:14:01 PM 1 38.64 0.00 1.55 0.02 0.08 59.71 04:14:01 PM 2 35.58 0.00 1.10 0.17 0.08 63.07 04:14:01 PM 3 22.07 0.00 1.21 0.12 0.10 76.51 04:14:01 PM 4 19.07 0.00 1.05 0.02 0.07 79.80 04:14:01 PM 5 29.93 0.00 1.04 0.03 0.08 68.92 04:14:01 PM 6 17.91 0.00 1.20 0.02 0.07 80.80 04:14:01 PM 7 33.22 0.00 0.62 0.00 0.07 66.09 04:15:01 PM all 30.90 0.00 1.76 0.56 0.09 66.68 04:15:01 PM 0 16.61 0.00 1.64 0.05 0.08 81.61 04:15:01 PM 1 33.38 0.00 1.66 0.45 0.10 64.41 04:15:01 PM 2 27.36 0.00 1.81 0.00 0.10 70.73 04:15:01 PM 3 38.21 0.00 1.88 1.44 0.10 58.37 04:15:01 PM 4 30.82 0.00 1.73 0.64 0.10 66.72 04:15:01 PM 5 28.27 0.00 1.95 1.24 0.08 68.45 04:15:01 PM 6 30.36 0.00 1.58 0.45 0.08 67.53 04:15:01 PM 7 42.18 0.00 1.86 0.23 0.10 55.62 04:16:01 PM all 23.20 0.00 2.11 0.01 0.10 74.57 04:16:01 PM 0 25.97 0.00 1.73 0.00 0.10 72.20 04:16:01 PM 1 21.57 0.00 2.58 0.00 0.12 75.74 04:16:01 PM 2 23.21 0.00 2.04 0.03 0.10 74.61 04:16:01 PM 3 24.39 0.00 2.33 0.00 0.10 73.18 04:16:01 PM 4 25.16 0.00 2.26 0.00 0.10 72.48 04:16:01 PM 5 19.04 0.00 2.20 0.03 0.12 78.61 04:16:01 PM 6 23.23 0.00 1.92 0.05 0.10 74.70 04:16:01 PM 7 23.06 0.00 1.81 0.00 0.10 75.03 04:17:01 PM all 31.56 0.00 1.75 0.56 0.08 66.06 04:17:01 PM 0 21.79 0.00 1.54 0.07 0.08 76.52 04:17:01 PM 1 26.81 0.00 2.07 0.15 0.08 70.88 04:17:01 PM 2 30.48 0.00 1.25 0.02 0.07 68.18 04:17:01 PM 3 26.50 0.00 1.69 1.54 0.08 70.18 04:17:01 PM 4 33.18 0.00 1.51 0.79 0.08 64.45 04:17:01 PM 5 56.50 0.00 2.96 1.59 0.08 38.86 04:17:01 PM 6 48.81 0.00 1.37 0.12 0.08 49.62 04:17:01 PM 7 8.38 0.00 1.57 0.22 0.07 89.76 Average: all 24.86 0.00 1.66 0.42 0.08 72.98 Average: 0 17.04 0.00 1.49 0.21 0.09 81.18 Average: 1 24.61 0.00 1.83 0.44 0.09 73.02 Average: 2 26.42 0.00 1.76 0.54 0.08 71.20 Average: 3 25.48 0.00 1.64 0.65 0.08 72.15 Average: 4 24.81 0.00 1.63 0.28 0.08 73.20 Average: 5 24.94 0.00 1.86 0.69 0.08 72.43 Average: 6 26.26 0.00 1.46 0.37 0.08 71.83 Average: 7 29.30 0.00 1.56 0.20 0.08 68.86