---> uname -a: Linux prd-centos8-docker-8c-8g-2836.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 1074 27055 19 3757 30351 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:e5:b8:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.99/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fee5:b8ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e5:bf:0b:e5 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:e5ff:febf:be5/64 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) 06/26/2026 _x86_64_ (8 CPU) 17:11:55 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 481.11 15.46 465.64 3940.29 18193.80 05:15:01 PM 273.12 5.63 267.49 522.05 19228.58 05:16:01 PM 140.23 3.40 136.83 456.57 36921.54 Average: 298.15 8.16 289.98 1639.63 24782.29 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28443180 30660380 4210192 12.89 2688 2525592 1878936 5.58 216164 3495204 190524 05:15:01 PM 26455708 29624924 6197664 18.98 2688 3467528 2740836 8.13 499616 5155340 606608 05:16:01 PM 27762768 31137420 4890604 14.98 2688 3667932 1489544 4.42 831488 3503952 24408 Average: 27553885 30474241 5099487 15.62 2688 3220351 2036439 6.04 515756 4051499 273847 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 389.07 335.75 4155.44 70.49 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 573.84 447.51 9256.17 54.39 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 249.03 262.45 488.40 2371.12 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.51 12.49 0.49 259.69 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 403.96 348.56 4632.85 832.13 0.00 0.00 0.00 0.00 Average: docker0 2.17 4.17 0.16 86.58 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) 06/26/2026 _x86_64_ (8 CPU) 17:11:55 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 18.90 0.00 1.69 1.20 0.07 78.14 05:14:01 PM 0 16.32 0.00 1.64 0.84 0.07 81.14 05:14:01 PM 1 24.31 0.00 0.82 0.45 0.10 74.32 05:14:01 PM 2 18.56 0.00 2.26 3.62 0.08 75.48 05:14:01 PM 3 14.59 0.00 1.57 1.15 0.08 82.60 05:14:01 PM 4 16.09 0.00 1.07 0.35 0.05 82.44 05:14:01 PM 5 18.11 0.00 1.79 0.97 0.07 79.06 05:14:01 PM 6 10.53 0.00 1.36 0.79 0.05 87.28 05:14:01 PM 7 32.69 0.00 3.01 1.44 0.08 62.77 05:15:01 PM all 30.97 0.00 2.10 0.72 0.09 66.11 05:15:01 PM 0 28.09 0.00 1.98 0.03 0.08 69.82 05:15:01 PM 1 31.62 0.00 2.30 1.60 0.10 64.38 05:15:01 PM 2 36.87 0.00 2.35 0.79 0.10 59.89 05:15:01 PM 3 36.22 0.00 1.71 0.67 0.08 61.31 05:15:01 PM 4 40.01 0.00 2.73 0.94 0.08 56.24 05:15:01 PM 5 21.30 0.00 1.98 0.42 0.10 76.19 05:15:01 PM 6 33.14 0.00 2.03 0.91 0.10 63.83 05:15:01 PM 7 20.54 0.00 1.75 0.39 0.08 77.24 05:16:01 PM all 10.98 0.00 2.10 0.51 0.06 86.35 05:16:01 PM 0 6.48 0.00 1.72 0.60 0.07 91.13 05:16:01 PM 1 19.19 0.00 2.77 0.92 0.07 77.05 05:16:01 PM 2 10.19 0.00 2.14 0.22 0.05 87.40 05:16:01 PM 3 20.55 0.00 2.56 1.10 0.07 75.72 05:16:01 PM 4 15.66 0.00 2.31 0.08 0.08 81.87 05:16:01 PM 5 3.15 0.00 1.67 0.35 0.07 94.76 05:16:01 PM 6 5.43 0.00 1.56 0.23 0.05 92.72 05:16:01 PM 7 7.20 0.00 2.09 0.54 0.05 90.13 Average: all 20.27 0.00 1.97 0.81 0.08 76.88 Average: 0 16.95 0.00 1.78 0.49 0.07 80.71 Average: 1 25.03 0.00 1.96 0.99 0.09 71.93 Average: 2 21.86 0.00 2.25 1.54 0.08 74.27 Average: 3 23.78 0.00 1.95 0.98 0.08 73.22 Average: 4 23.89 0.00 2.03 0.46 0.07 73.55 Average: 5 14.18 0.00 1.82 0.58 0.08 83.35 Average: 6 16.36 0.00 1.65 0.64 0.07 81.28 Average: 7 20.14 0.00 2.28 0.79 0.07 76.72