---> uname -a: Linux prd-centos8-docker-8c-8g-2141.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1091 26962 19 3833 30331 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:a1:d5:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.12/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fea1:d53c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:1b:b1:e6 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:a1ff:fe1b:b1e6/64 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) 05/22/2026 _x86_64_ (8 CPU) 03:51:54 LINUX RESTART (8 CPU) 03:52:01 AM tps rtps wtps bread/s bwrtn/s 03:53:02 AM 338.27 81.04 257.23 10609.43 44570.23 03:54:01 AM 440.38 15.28 425.09 3438.02 17153.10 03:55:01 AM 286.57 6.85 279.72 1041.03 21206.17 03:56:01 AM 144.87 3.90 140.97 510.10 37105.53 Average: 301.95 26.82 275.13 3901.69 30062.90 03:52:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:02 AM 29536160 31236632 3117212 9.55 2688 2024112 1436272 4.26 146236 2541132 181048 03:54:01 AM 28517324 30705900 4136048 12.67 2688 2497368 1831528 5.43 214016 3424200 180812 03:55:01 AM 26004492 29242720 6648880 20.36 2688 3533128 3139752 9.32 487612 5606668 611900 03:56:01 AM 27674212 31123912 4979160 15.25 2688 3739460 1426836 4.23 835144 3578184 24344 Average: 27933047 30577291 4720325 14.46 2688 2948517 1958597 5.81 420752 3787546 249526 03:52:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:53:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:02 AM eth0 358.01 226.41 2055.36 64.57 0.00 0.00 0.00 0.00 03:53:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 AM eth0 381.21 331.50 3877.17 68.84 0.00 0.00 0.00 0.00 03:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 AM eth0 610.86 464.19 10191.95 56.04 0.00 0.00 0.00 0.00 03:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 AM eth0 288.02 286.22 516.61 2336.64 0.00 0.00 0.00 0.00 03:56:01 AM docker0 24.58 38.15 1.34 309.52 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 409.64 327.05 4161.20 633.90 0.00 0.00 0.00 0.00 Average: docker0 6.17 9.58 0.34 77.71 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) 05/22/2026 _x86_64_ (8 CPU) 03:51:54 LINUX RESTART (8 CPU) 03:52:01 AM CPU %user %nice %system %iowait %steal %idle 03:53:02 AM all 14.96 0.00 2.78 1.18 0.07 81.01 03:53:02 AM 0 10.44 0.00 2.90 0.12 0.08 86.46 03:53:02 AM 1 27.07 0.00 3.21 0.69 0.07 68.96 03:53:02 AM 2 13.10 0.00 3.22 0.59 0.07 83.03 03:53:02 AM 3 23.38 0.00 3.24 0.54 0.05 72.79 03:53:02 AM 4 15.19 0.00 3.97 3.95 0.05 76.84 03:53:02 AM 5 14.48 0.00 2.02 0.94 0.08 82.48 03:53:02 AM 6 10.18 0.00 1.32 1.42 0.05 87.03 03:53:02 AM 7 5.81 0.00 2.35 1.22 0.08 90.53 03:54:01 AM all 16.20 0.00 1.50 1.03 0.07 81.20 03:54:01 AM 0 20.59 0.00 1.77 1.33 0.08 76.23 03:54:01 AM 1 18.71 0.00 1.92 0.70 0.08 78.58 03:54:01 AM 2 14.91 0.00 1.70 1.45 0.09 81.86 03:54:01 AM 3 21.26 0.00 0.99 0.78 0.08 76.88 03:54:01 AM 4 18.19 0.00 0.87 0.46 0.05 80.43 03:54:01 AM 5 13.16 0.00 1.19 0.58 0.05 85.02 03:54:01 AM 6 12.12 0.00 1.65 0.87 0.05 85.31 03:54:01 AM 7 10.65 0.00 1.91 2.06 0.09 85.30 03:55:01 AM all 29.24 0.00 2.04 0.79 0.10 67.84 03:55:01 AM 0 24.71 0.00 1.76 0.67 0.10 72.76 03:55:01 AM 1 46.52 0.00 2.01 0.90 0.08 50.48 03:55:01 AM 2 39.22 0.00 2.18 0.49 0.10 58.01 03:55:01 AM 3 33.12 0.00 1.91 0.52 0.10 64.34 03:55:01 AM 4 18.57 0.00 2.72 0.89 0.08 77.73 03:55:01 AM 5 37.43 0.00 2.41 1.76 0.10 58.29 03:55:01 AM 6 20.76 0.00 1.61 0.18 0.12 77.33 03:55:01 AM 7 13.52 0.00 1.70 0.87 0.08 83.82 03:56:01 AM all 9.48 0.00 1.90 0.50 0.08 88.04 03:56:01 AM 0 9.61 0.00 1.89 0.25 0.08 88.17 03:56:01 AM 1 4.70 0.00 1.81 1.54 0.12 91.83 03:56:01 AM 2 21.11 0.00 3.05 0.77 0.07 75.00 03:56:01 AM 3 14.19 0.00 1.92 0.10 0.05 83.74 03:56:01 AM 4 10.63 0.00 1.58 0.30 0.08 87.41 03:56:01 AM 5 6.28 0.00 1.49 0.25 0.08 91.89 03:56:01 AM 6 4.17 0.00 1.94 0.45 0.07 93.38 03:56:01 AM 7 5.16 0.00 1.56 0.30 0.07 92.92 Average: all 17.47 0.00 2.06 0.87 0.08 79.53 Average: 0 16.32 0.00 2.08 0.59 0.09 80.93 Average: 1 24.28 0.00 2.24 0.96 0.09 72.44 Average: 2 22.11 0.00 2.54 0.82 0.08 74.45 Average: 3 22.99 0.00 2.02 0.48 0.07 74.44 Average: 4 15.63 0.00 2.29 1.40 0.07 80.61 Average: 5 17.84 0.00 1.78 0.88 0.08 79.42 Average: 6 11.80 0.00 1.63 0.73 0.07 85.77 Average: 7 8.78 0.00 1.88 1.11 0.08 88.16