---> uname -a: Linux prd-centos8-docker-8c-8g-43.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 997 28290 20 2599 30437 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:a6:df:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.122/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fea6:dfa9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5d:35:d2:1a 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) 09/11/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 161.12 2.75 158.37 363.82 10821.64 05:20:01 AM 184.71 2.55 182.16 951.42 12167.21 05:21:01 AM 67.61 1.27 66.34 112.51 6113.13 Average: 137.82 2.19 135.63 475.93 9700.92 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29143200 31057256 3510172 10.75 2688 2228864 1992500 5.91 167744 2868540 227320 05:20:01 AM 27630912 29775408 5022460 15.38 2688 2452332 2663732 7.90 230668 4281516 112004 05:21:01 AM 29003932 31202504 3649440 11.18 2688 2503716 1436572 4.26 425060 2711188 29280 Average: 28592681 30678389 4060691 12.44 2688 2394971 2030935 6.03 274491 3287081 122868 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 236.42 179.39 2131.79 57.39 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 279.91 236.72 2381.66 51.06 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 174.12 167.04 363.72 176.76 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 230.15 194.39 1625.82 95.07 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) 09/11/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.86 0.00 1.41 0.43 0.04 83.25 05:19:01 AM 0 18.14 0.00 1.47 0.60 0.05 79.74 05:19:01 AM 1 7.03 0.00 1.59 0.97 0.03 90.37 05:19:01 AM 2 18.59 0.00 1.55 0.35 0.05 79.46 05:19:01 AM 3 29.49 0.00 2.96 0.59 0.07 66.90 05:19:01 AM 4 19.90 0.00 1.17 0.30 0.03 78.60 05:19:01 AM 5 8.89 0.00 0.72 0.13 0.03 90.22 05:19:01 AM 6 6.39 0.00 0.87 0.33 0.03 92.37 05:19:01 AM 7 10.42 0.00 0.94 0.18 0.05 88.40 05:20:01 AM all 39.64 0.00 1.52 0.60 0.07 58.18 05:20:01 AM 0 57.93 0.00 1.27 0.22 0.05 40.53 05:20:01 AM 1 42.63 0.00 1.44 0.22 0.07 55.65 05:20:01 AM 2 42.01 0.00 2.02 1.17 0.10 54.70 05:20:01 AM 3 29.30 0.00 1.25 0.43 0.07 68.95 05:20:01 AM 4 38.32 0.00 1.62 1.30 0.07 58.69 05:20:01 AM 5 42.94 0.00 1.71 0.52 0.08 54.75 05:20:01 AM 6 22.46 0.00 0.92 0.18 0.08 76.36 05:20:01 AM 7 41.49 0.00 1.95 0.73 0.03 55.79 05:21:01 AM all 27.06 0.00 1.43 0.18 0.07 71.27 05:21:01 AM 0 33.33 0.00 1.32 0.02 0.07 65.26 05:21:01 AM 1 23.53 0.00 1.24 0.32 0.07 74.85 05:21:01 AM 2 39.34 0.00 2.29 0.22 0.05 58.11 05:21:01 AM 3 24.01 0.00 1.54 0.08 0.05 74.31 05:21:01 AM 4 22.34 0.00 1.02 0.20 0.07 76.37 05:21:01 AM 5 15.62 0.00 0.87 0.15 0.07 83.30 05:21:01 AM 6 32.96 0.00 1.69 0.20 0.08 65.07 05:21:01 AM 7 25.32 0.00 1.45 0.22 0.08 72.92 Average: all 27.19 0.00 1.45 0.40 0.06 70.90 Average: 0 36.47 0.00 1.35 0.28 0.06 61.84 Average: 1 24.41 0.00 1.42 0.50 0.06 73.61 Average: 2 33.31 0.00 1.95 0.58 0.07 64.09 Average: 3 27.60 0.00 1.92 0.37 0.06 70.05 Average: 4 26.85 0.00 1.27 0.60 0.06 71.22 Average: 5 22.48 0.00 1.10 0.27 0.06 76.09 Average: 6 20.60 0.00 1.16 0.24 0.07 77.93 Average: 7 25.76 0.00 1.45 0.38 0.06 72.35