---> uname -a: Linux prd-centos8-docker-8c-8g-6252.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 999 28288 19 2600 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:67:5a:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.245/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe67:5a42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1f:f6:ae:11 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) 06/03/2026 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 168.64 2.97 165.67 371.54 10821.18 05:20:01 AM 186.12 2.50 183.62 950.51 12587.99 05:21:01 AM 73.29 2.70 70.59 100.10 5818.74 Average: 142.54 2.72 139.82 474.59 9736.45 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29272804 31187788 3380568 10.35 2688 2229640 2005116 5.95 166464 2743604 238900 05:20:01 AM 27350200 29490736 5303172 16.24 2688 2447736 2975212 8.83 229192 4564972 106156 05:21:01 AM 28963264 31162312 3690108 11.30 2688 2503052 1454860 4.32 423084 2757044 42664 Average: 28528756 30613612 4124616 12.63 2688 2393476 2145063 6.36 272913 3355207 129240 05:18:02 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 219.59 178.65 2209.16 53.39 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 235.88 204.00 2373.83 37.75 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 165.21 163.35 348.10 171.92 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 206.82 182.02 1640.50 87.88 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) 06/03/2026 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.26 0.00 1.39 0.46 0.05 83.84 05:19:01 AM 0 12.92 0.00 1.34 0.29 0.05 85.40 05:19:01 AM 1 1.84 0.00 0.68 0.41 0.07 97.00 05:19:01 AM 2 11.16 0.00 1.12 0.77 0.07 86.88 05:19:01 AM 3 27.17 0.00 2.38 0.58 0.07 69.80 05:19:01 AM 4 11.78 0.00 1.31 0.42 0.03 86.46 05:19:01 AM 5 29.20 0.00 2.19 0.56 0.07 67.98 05:19:01 AM 6 5.39 0.00 0.90 0.19 0.03 93.49 05:19:01 AM 7 14.60 0.00 1.19 0.46 0.03 83.72 05:20:01 AM all 40.77 0.00 1.47 0.57 0.09 57.11 05:20:01 AM 0 31.11 0.00 1.34 0.57 0.10 66.88 05:20:01 AM 1 40.85 0.00 1.77 0.94 0.08 56.36 05:20:01 AM 2 42.38 0.00 1.09 0.28 0.08 56.16 05:20:01 AM 3 37.51 0.00 1.57 0.69 0.08 60.15 05:20:01 AM 4 36.10 0.00 1.40 0.17 0.07 62.26 05:20:01 AM 5 50.70 0.00 1.59 0.77 0.08 46.86 05:20:01 AM 6 35.51 0.00 1.87 1.09 0.10 61.43 05:20:01 AM 7 51.93 0.00 1.13 0.08 0.08 46.77 05:21:01 AM all 27.63 0.00 1.42 0.13 0.07 70.75 05:21:01 AM 0 17.46 0.00 1.20 0.22 0.07 81.06 05:21:01 AM 1 25.88 0.00 1.59 0.15 0.08 72.30 05:21:01 AM 2 31.22 0.00 1.55 0.08 0.07 67.08 05:21:01 AM 3 36.07 0.00 1.34 0.05 0.08 62.46 05:21:01 AM 4 32.11 0.00 1.42 0.03 0.07 66.37 05:21:01 AM 5 27.23 0.00 1.27 0.23 0.07 71.20 05:21:01 AM 6 28.34 0.00 1.35 0.23 0.07 70.01 05:21:01 AM 7 22.74 0.00 1.62 0.07 0.08 75.49 Average: all 27.63 0.00 1.43 0.39 0.07 70.49 Average: 0 20.54 0.00 1.29 0.36 0.07 77.74 Average: 1 22.99 0.00 1.35 0.50 0.08 75.09 Average: 2 28.35 0.00 1.26 0.38 0.07 69.95 Average: 3 33.62 0.00 1.76 0.44 0.08 64.10 Average: 4 26.74 0.00 1.38 0.21 0.06 71.62 Average: 5 35.75 0.00 1.68 0.52 0.07 61.97 Average: 6 23.18 0.00 1.38 0.50 0.07 74.87 Average: 7 29.85 0.00 1.31 0.20 0.07 68.57