---> uname -a: Linux prd-centos8-docker-8c-8g-18618.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: 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1045 26397 19 4445 30374 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:69:7f:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe69:7f18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b5:12:b4:6e 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:b5ff:fe12:b46e/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) 06/21/2026 _x86_64_ (8 CPU) 02:29:55 LINUX RESTART (8 CPU) 02:30:00 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 535.48 529.03 6.45 31474.19 4998.71 02:31:02 AM 427.62 119.89 307.73 13714.10 44030.06 02:32:01 AM 269.11 17.05 252.07 3359.00 16007.61 02:33:01 AM 170.43 16.71 153.72 2017.86 40077.34 02:34:01 AM 92.02 5.23 86.79 4662.71 25135.77 Average: 241.58 42.97 198.61 6113.62 31206.80 02:30:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 31866832 31811268 786540 2.41 2688 289404 841372 2.58 58104 382816 4200 02:31:02 AM 29594780 31258608 3058592 9.37 2688 1988916 1437724 4.27 138372 2494728 168660 02:32:01 AM 28397484 30690648 4255888 13.03 2688 2603908 1869556 5.55 205944 3557960 301928 02:33:01 AM 26105004 29315212 6548368 20.05 2688 3502640 4336204 12.87 444640 5532008 148 02:34:01 AM 27069172 31141040 5584200 17.10 2688 4358824 1502344 4.46 876468 4131912 24280 Average: 28606654 30843355 4046718 12.39 2688 2548738 1997440 5.93 344706 3219885 99843 02:30:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 1.29 1.29 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 AM eth0 121.94 89.68 2260.35 11.79 0.00 0.00 0.00 0.00 02:31:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 AM eth0 392.50 234.97 1756.93 74.15 0.00 0.00 0.00 0.00 02:31:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 447.32 337.41 5987.77 53.54 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 3.50 3.50 0.40 0.40 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1699.05 463.90 7364.52 41.00 0.00 0.00 0.00 0.00 02:33:01 AM docker0 1.43 1.90 0.20 0.22 0.00 0.00 0.00 0.00 02:33:01 AM veth6f81657 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 02:34:01 AM lo 8.28 8.28 0.86 0.86 0.00 0.00 0.00 0.00 02:34:01 AM eth0 136.50 144.60 1384.95 1252.15 0.00 0.00 0.00 0.00 02:34:01 AM docker0 2.87 3.52 0.41 0.41 0.00 0.00 0.00 0.00 Average: lo 2.95 2.95 0.31 0.31 0.00 0.00 0.00 0.00 Average: eth0 666.24 293.72 4103.79 354.25 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 06/21/2026 _x86_64_ (8 CPU) 02:29:55 LINUX RESTART (8 CPU) 02:30:00 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.81 0.00 13.66 1.48 0.08 69.96 02:30:01 AM 0 32.03 0.00 15.03 0.00 0.65 52.29 02:30:01 AM 1 11.11 0.00 18.30 1.31 0.00 69.28 02:30:01 AM 2 25.83 0.00 21.85 7.28 0.00 45.03 02:30:01 AM 3 5.84 0.00 10.39 1.30 0.00 82.47 02:30:01 AM 4 7.38 0.00 3.36 0.00 0.00 89.26 02:30:01 AM 5 10.46 0.00 15.03 0.00 0.00 74.51 02:30:01 AM 6 14.47 0.00 12.50 1.97 0.00 71.05 02:30:01 AM 7 11.33 0.00 12.67 0.00 0.00 76.00 02:31:02 AM all 14.52 0.00 2.78 1.46 0.06 81.18 02:31:02 AM 0 13.30 0.00 3.30 2.84 0.05 80.51 02:31:02 AM 1 10.59 0.00 3.52 3.52 0.07 82.30 02:31:02 AM 2 12.86 0.00 2.55 0.65 0.07 83.87 02:31:02 AM 3 29.53 0.00 3.81 0.52 0.08 66.06 02:31:02 AM 4 9.06 0.00 1.45 0.23 0.05 89.20 02:31:02 AM 5 12.89 0.00 2.22 2.06 0.05 82.78 02:31:02 AM 6 19.51 0.00 3.34 1.42 0.07 75.66 02:31:02 AM 7 8.42 0.00 2.01 0.44 0.07 89.07 02:32:01 AM all 16.44 0.00 1.61 0.83 0.07 81.05 02:32:01 AM 0 18.19 0.00 1.40 0.78 0.09 79.55 02:32:01 AM 1 13.04 0.00 1.53 0.70 0.07 84.66 02:32:01 AM 2 17.13 0.00 1.17 0.34 0.07 81.29 02:32:01 AM 3 16.89 0.00 1.69 1.09 0.07 80.27 02:32:01 AM 4 8.19 0.00 1.16 0.37 0.05 90.23 02:32:01 AM 5 20.17 0.00 1.92 1.31 0.07 76.53 02:32:01 AM 6 22.85 0.00 2.57 0.99 0.10 73.49 02:32:01 AM 7 15.01 0.00 1.45 1.07 0.07 82.41 02:33:01 AM all 28.85 0.22 2.63 0.82 0.10 67.39 02:33:01 AM 0 37.48 0.07 3.27 0.12 0.10 58.96 02:33:01 AM 1 22.62 0.00 2.53 1.42 0.08 73.35 02:33:01 AM 2 37.49 1.69 2.84 0.46 0.12 57.41 02:33:01 AM 3 32.19 0.00 2.96 1.49 0.10 63.27 02:33:01 AM 4 36.25 0.00 2.04 0.76 0.10 60.85 02:33:01 AM 5 24.45 0.02 2.81 1.06 0.10 71.56 02:33:01 AM 6 19.75 0.00 2.84 1.10 0.08 76.22 02:33:01 AM 7 20.59 0.00 1.76 0.15 0.08 77.41 02:34:01 AM all 19.09 0.06 1.98 0.38 0.07 78.42 02:34:01 AM 0 18.86 0.38 1.32 0.12 0.07 79.25 02:34:01 AM 1 16.18 0.00 2.70 0.82 0.08 80.21 02:34:01 AM 2 29.82 0.02 2.46 1.05 0.07 66.58 02:34:01 AM 3 23.48 0.05 2.16 0.23 0.08 74.00 02:34:01 AM 4 12.56 0.00 1.83 0.37 0.07 85.17 02:34:01 AM 5 16.71 0.00 2.23 0.30 0.07 80.69 02:34:01 AM 6 18.65 0.00 1.97 0.08 0.08 79.20 02:34:01 AM 7 16.44 0.02 1.14 0.03 0.07 82.30 Average: all 19.69 0.07 2.32 0.88 0.08 76.97 Average: 0 22.00 0.11 2.40 0.96 0.08 74.45 Average: 1 15.58 0.00 2.68 1.62 0.08 80.05 Average: 2 24.34 0.42 2.38 0.67 0.08 72.11 Average: 3 25.42 0.01 2.71 0.83 0.08 70.95 Average: 4 16.46 0.00 1.63 0.43 0.07 81.41 Average: 5 18.49 0.00 2.38 1.17 0.07 77.88 Average: 6 20.15 0.00 2.74 0.90 0.08 76.12 Average: 7 15.08 0.00 1.66 0.42 0.07 82.76