---> uname -a: Linux prd-centos8-docker-8c-8g-5264.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1093 26314 19 4479 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:00:c5:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe00:c55b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:bd:fa:61 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::42:5cff:febd:fa61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/30/2026 _x86_64_ (8 CPU) 07:32:56 LINUX RESTART (8 CPU) 07:34:01 AM tps rtps wtps bread/s bwrtn/s 07:35:01 AM 270.95 16.61 254.34 3198.67 16103.75 07:36:01 AM 121.34 2.65 118.69 1043.52 28173.06 07:37:01 AM 215.84 16.63 199.22 5547.62 13394.09 Average: 202.71 11.96 190.75 3263.27 19223.80 07:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:35:01 AM 28648604 30916868 4004768 12.26 2688 2578672 1679600 4.98 199812 3312040 267284 07:36:01 AM 26444920 29624944 6208452 19.01 2688 3473908 2781304 8.25 275248 5369448 319440 07:37:01 AM 26973356 31074352 5680016 17.39 2688 4388620 1525820 4.53 746224 4358428 745940 Average: 27355627 30538721 5297745 16.22 2688 3480400 1995575 5.92 407095 4346639 444221 07:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 471.64 344.28 5596.86 63.07 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 1616.18 442.74 7780.24 37.64 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 07:37:01 AM eth0 136.49 119.56 1710.01 30.28 0.00 0.00 0.00 0.00 07:37:01 AM docker0 4.87 5.93 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.33 4.33 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 741.45 302.19 5029.01 43.66 0.00 0.00 0.00 0.00 Average: docker0 1.62 1.98 0.22 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/30/2026 _x86_64_ (8 CPU) 07:32:56 LINUX RESTART (8 CPU) 07:34:01 AM CPU %user %nice %system %iowait %steal %idle 07:35:01 AM all 14.31 0.00 1.59 0.91 0.08 83.11 07:35:01 AM 0 13.88 0.00 1.54 0.84 0.10 83.64 07:35:01 AM 1 16.34 0.00 1.99 1.31 0.08 80.28 07:35:01 AM 2 10.18 0.00 1.84 1.66 0.07 86.25 07:35:01 AM 3 22.90 0.00 2.09 0.59 0.08 74.34 07:35:01 AM 4 16.05 0.00 1.52 0.92 0.08 81.42 07:35:01 AM 5 6.95 0.00 1.07 0.38 0.05 91.55 07:35:01 AM 6 9.94 0.00 1.32 1.07 0.08 87.58 07:35:01 AM 7 18.24 0.00 1.32 0.50 0.08 79.85 07:36:01 AM all 30.90 0.00 2.29 0.51 0.10 66.20 07:36:01 AM 0 23.43 0.00 1.70 0.20 0.10 74.57 07:36:01 AM 1 40.87 0.00 3.19 0.20 0.12 55.61 07:36:01 AM 2 32.58 0.00 3.06 1.31 0.12 62.93 07:36:01 AM 3 42.01 0.00 2.51 0.45 0.12 54.91 07:36:01 AM 4 33.22 0.00 2.53 0.25 0.10 63.90 07:36:01 AM 5 17.65 0.00 1.99 1.13 0.08 79.14 07:36:01 AM 6 23.47 0.00 1.47 0.47 0.08 74.51 07:36:01 AM 7 34.00 0.00 1.85 0.02 0.10 64.04 07:37:01 AM all 26.99 0.39 2.99 0.68 0.11 68.85 07:37:01 AM 0 23.38 2.94 3.04 1.16 0.12 69.36 07:37:01 AM 1 26.79 0.00 2.77 0.64 0.10 69.70 07:37:01 AM 2 19.78 0.00 2.89 0.47 0.12 76.74 07:37:01 AM 3 29.36 0.05 3.56 0.99 0.10 65.94 07:37:01 AM 4 27.05 0.02 2.72 0.91 0.10 69.21 07:37:01 AM 5 29.62 0.02 2.65 0.49 0.10 67.13 07:37:01 AM 6 35.84 0.08 3.30 0.52 0.10 60.15 07:37:01 AM 7 24.03 0.02 2.96 0.30 0.12 72.58 Average: all 24.05 0.13 2.29 0.70 0.10 72.74 Average: 0 20.22 0.98 2.09 0.73 0.11 75.87 Average: 1 27.96 0.00 2.65 0.72 0.10 68.57 Average: 2 20.83 0.00 2.60 1.15 0.10 75.32 Average: 3 31.40 0.02 2.72 0.68 0.10 65.08 Average: 4 25.43 0.01 2.25 0.69 0.10 71.53 Average: 5 18.07 0.01 1.90 0.67 0.08 79.28 Average: 6 23.08 0.03 2.03 0.69 0.09 74.08 Average: 7 25.41 0.01 2.04 0.27 0.10 72.17