---> uname -a: Linux prd-centos8-docker-8c-8g-15622.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 1020 28269 20 2598 30415 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:25:c2:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.241/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe25:c2a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:eb:32:c6 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) 08/27/2026 _x86_64_ (8 CPU) 05:17:34 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 203.43 7.60 195.83 1230.66 7325.79 05:20:01 AM 215.43 2.10 213.33 615.00 15421.64 05:21:01 AM 97.67 1.63 96.04 393.80 7193.82 Average: 172.17 3.78 168.40 746.47 9980.26 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29382520 31255732 3270852 10.02 2688 2191392 1410300 4.18 147856 2670600 342764 05:20:01 AM 27477788 29503788 5175584 15.85 2688 2336848 3494984 10.37 209420 4465140 78916 05:21:01 AM 28949820 31137280 3703552 11.34 2688 2493488 1476304 4.38 241608 2949104 48620 Average: 28603376 30632267 4049996 12.40 2688 2340576 2127196 6.31 199628 3361615 156767 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 147.48 102.77 1884.63 34.95 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 229.27 216.06 1675.69 48.58 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 161.49 143.08 1551.41 33.10 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 179.41 153.97 1703.90 38.88 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) 08/27/2026 _x86_64_ (8 CPU) 05:17:34 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.39 0.00 1.35 0.54 0.01 87.72 05:19:01 AM 0 3.27 0.00 1.58 2.62 0.02 92.52 05:19:01 AM 1 26.89 0.00 3.00 0.40 0.02 69.69 05:19:01 AM 2 12.18 0.00 1.32 0.37 0.00 86.13 05:19:01 AM 3 15.13 0.00 1.65 0.33 0.02 82.87 05:19:01 AM 4 14.76 0.00 1.23 0.27 0.00 83.74 05:19:01 AM 5 5.94 0.00 0.88 0.18 0.00 92.99 05:19:01 AM 6 1.04 0.00 0.47 0.00 0.00 98.49 05:19:01 AM 7 3.81 0.00 0.63 0.13 0.00 95.43 05:20:01 AM all 33.66 0.00 1.83 0.60 0.01 63.89 05:20:01 AM 0 24.00 0.00 2.28 0.72 0.00 73.00 05:20:01 AM 1 37.26 0.00 1.71 0.22 0.02 60.80 05:20:01 AM 2 35.21 0.00 1.57 0.62 0.02 62.58 05:20:01 AM 3 31.53 0.00 2.21 1.26 0.00 65.00 05:20:01 AM 4 34.63 0.00 1.54 0.40 0.00 63.43 05:20:01 AM 5 29.95 0.00 1.93 0.50 0.00 67.62 05:20:01 AM 6 25.23 0.00 1.34 0.37 0.02 73.04 05:20:01 AM 7 51.47 0.00 2.09 0.74 0.00 45.70 05:21:01 AM all 38.53 0.00 1.95 0.23 0.01 59.28 05:21:01 AM 0 45.25 0.00 1.87 0.35 0.02 52.51 05:21:01 AM 1 38.36 0.00 1.59 0.03 0.02 60.00 05:21:01 AM 2 37.49 0.00 1.81 0.30 0.00 60.41 05:21:01 AM 3 35.50 0.00 2.14 0.22 0.02 62.13 05:21:01 AM 4 45.02 0.00 1.57 0.25 0.02 53.14 05:21:01 AM 5 36.29 0.00 2.36 0.15 0.02 61.18 05:21:01 AM 6 35.23 0.00 2.47 0.32 0.02 61.96 05:21:01 AM 7 35.07 0.00 1.79 0.25 0.02 62.88 Average: all 27.52 0.00 1.71 0.46 0.01 70.30 Average: 0 24.20 0.00 1.91 1.23 0.01 72.65 Average: 1 34.16 0.00 2.10 0.22 0.02 63.50 Average: 2 28.28 0.00 1.57 0.43 0.01 69.72 Average: 3 27.38 0.00 2.00 0.60 0.01 70.01 Average: 4 31.46 0.00 1.45 0.31 0.01 66.78 Average: 5 24.04 0.00 1.72 0.28 0.01 73.95 Average: 6 20.53 0.00 1.43 0.23 0.01 77.80 Average: 7 30.10 0.00 1.50 0.37 0.01 68.02