---> uname -a: Linux prd-centos8-docker-8c-8g-4367.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 1050 27425 19 3412 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:e2:3a:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fee2:3aab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:ea:f8:49 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/27/2026 _x86_64_ (8 CPU) 18:22:25 LINUX RESTART (8 CPU) 06:23:01 PM tps rtps wtps bread/s bwrtn/s 06:24:01 PM 233.19 17.08 216.11 3311.05 13438.39 06:25:01 PM 263.38 2.38 261.00 787.20 15124.09 06:26:01 PM 177.52 4.53 172.99 447.63 24975.44 Average: 224.70 8.00 216.70 1515.25 17845.82 06:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:24:01 PM 28660624 30815320 3992748 12.23 2688 2463940 1835676 5.45 196768 3300332 270856 06:25:01 PM 27135708 29861328 5517664 16.90 2688 3024640 2541828 7.54 264120 4713812 433760 06:26:01 PM 28086020 31103328 4567352 13.99 2688 3310780 1431036 4.25 532656 3476996 46256 Average: 27960784 30593325 4692588 14.37 2688 2933120 1936180 5.75 331181 3830380 250291 06:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 PM eth0 182.95 146.73 2741.22 25.18 0.00 0.00 0.00 0.00 06:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 PM eth0 526.59 398.30 7584.79 72.48 0.00 0.00 0.00 0.00 06:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 PM eth0 336.28 223.15 3977.18 323.37 0.00 0.00 0.00 0.00 06:26:01 PM docker0 0.00 0.00 0.00 0.00 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 348.62 256.07 4767.89 140.34 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/27/2026 _x86_64_ (8 CPU) 18:22:25 LINUX RESTART (8 CPU) 06:23:01 PM CPU %user %nice %system %iowait %steal %idle 06:24:01 PM all 12.44 0.00 1.16 0.77 0.06 85.57 06:24:01 PM 0 6.89 0.00 0.62 0.10 0.07 92.32 06:24:01 PM 1 18.85 0.00 1.69 0.68 0.05 78.73 06:24:01 PM 2 21.42 0.00 1.90 0.60 0.07 76.01 06:24:01 PM 3 15.30 0.00 1.22 0.58 0.07 82.83 06:24:01 PM 4 3.90 0.00 0.67 1.61 0.07 93.76 06:24:01 PM 5 20.57 0.00 1.72 0.99 0.07 76.66 06:24:01 PM 6 8.93 0.00 0.57 0.23 0.07 90.20 06:24:01 PM 7 3.61 0.00 0.90 1.35 0.05 94.09 06:25:01 PM all 23.28 0.00 1.15 0.78 0.07 74.72 06:25:01 PM 0 37.50 0.00 0.33 0.33 0.07 61.77 06:25:01 PM 1 10.17 0.00 1.35 2.19 0.08 86.20 06:25:01 PM 2 40.29 0.00 1.54 1.99 0.08 56.10 06:25:01 PM 3 15.16 0.00 0.94 0.27 0.07 83.57 06:25:01 PM 4 37.79 0.00 0.65 0.08 0.07 61.41 06:25:01 PM 5 12.68 0.00 1.41 0.47 0.07 85.38 06:25:01 PM 6 25.64 0.00 2.07 0.75 0.07 71.47 06:25:01 PM 7 6.91 0.00 0.90 0.12 0.07 92.00 06:26:01 PM all 33.70 0.00 1.53 0.57 0.08 64.13 06:26:01 PM 0 35.05 0.00 0.92 0.02 0.08 63.93 06:26:01 PM 1 43.84 0.00 3.46 0.50 0.07 52.13 06:26:01 PM 2 32.45 0.00 1.09 1.47 0.07 64.92 06:26:01 PM 3 50.18 0.00 1.20 0.15 0.08 48.38 06:26:01 PM 4 24.69 0.00 1.39 0.84 0.08 73.01 06:26:01 PM 5 33.55 0.00 0.90 0.12 0.08 65.35 06:26:01 PM 6 18.53 0.00 1.45 0.95 0.07 78.99 06:26:01 PM 7 31.30 0.00 1.79 0.50 0.07 66.34 Average: all 23.14 0.00 1.28 0.70 0.07 74.81 Average: 0 26.48 0.00 0.62 0.15 0.07 72.67 Average: 1 24.29 0.00 2.17 1.13 0.07 72.35 Average: 2 31.39 0.00 1.51 1.35 0.07 65.68 Average: 3 26.88 0.00 1.12 0.33 0.07 71.59 Average: 4 22.13 0.00 0.90 0.84 0.07 76.05 Average: 5 22.27 0.00 1.34 0.52 0.07 75.79 Average: 6 17.70 0.00 1.36 0.65 0.07 80.22 Average: 7 13.94 0.00 1.20 0.66 0.06 84.15