---> uname -a: Linux prd-centos8-builder-4c-4g-3060.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.012 BogoMIPS: 5600.02 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 898 11429 20 3433 14512 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:88:92:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe88:9262/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/19/2026 _x86_64_ (4 CPU) 06:32:34 LINUX RESTART (4 CPU) 06:34:01 AM tps rtps wtps bread/s bwrtn/s 06:35:01 AM 83.56 9.18 74.38 142.22 6201.45 06:36:01 AM 125.06 14.16 110.90 2565.01 12797.22 06:37:01 AM 51.54 0.00 51.54 0.00 4987.82 06:38:01 AM 1140.35 0.02 1140.34 13.60 38167.36 06:39:01 AM 38.29 0.00 38.29 0.00 1911.11 06:40:01 AM 33.01 2.38 30.62 577.67 2875.27 Average: 245.31 4.29 241.02 549.77 11156.88 06:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:35:01 AM 13392896 15123796 2746548 17.02 2688 1936424 810548 4.72 186252 2181680 134388 06:36:01 AM 12479140 14602120 3660304 22.68 2688 2314324 1607144 9.35 217332 3001340 132676 06:37:01 AM 12247804 14476756 3891640 24.11 2688 2412884 1735788 10.10 217540 3201088 95316 06:38:01 AM 11127088 14213188 5012356 31.06 2688 3123476 1778416 10.35 262040 3944376 10656 06:39:01 AM 10238224 13326852 5901220 36.56 2688 3123480 2617320 15.23 263208 4816664 24 06:40:01 AM 11621036 14780396 4518408 28.00 2688 3190744 877312 5.10 478700 3230360 31204 Average: 11851031 14420518 4288413 26.57 2688 2683555 1571088 9.14 270845 3395918 67377 06:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 AM eth0 68.31 42.67 873.77 5.94 0.00 0.00 0.00 0.00 06:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 AM eth0 144.27 107.41 1645.48 23.69 0.00 0.00 0.00 0.00 06:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 AM eth0 632.04 372.39 538.73 153.45 0.00 0.00 0.00 0.00 06:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 AM eth0 1533.07 1297.95 1497.75 388.78 0.00 0.00 0.00 0.00 06:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 AM eth0 1.08 0.25 0.28 0.36 0.00 0.00 0.00 0.00 06:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 AM eth0 38.97 33.24 275.55 12.88 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 402.95 308.98 805.27 97.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/19/2026 _x86_64_ (4 CPU) 06:32:34 LINUX RESTART (4 CPU) 06:34:01 AM CPU %user %nice %system %iowait %steal %idle 06:35:01 AM all 8.70 0.14 3.81 0.49 0.01 86.85 06:35:01 AM 0 6.80 0.12 3.30 0.50 0.02 89.27 06:35:01 AM 1 12.19 0.22 5.56 0.60 0.02 81.42 06:35:01 AM 2 11.43 0.15 3.99 0.57 0.00 83.86 06:35:01 AM 3 4.38 0.07 2.39 0.30 0.00 92.86 06:36:01 AM all 18.67 0.00 2.58 0.67 0.01 78.07 06:36:01 AM 0 21.17 0.00 4.04 0.89 0.00 73.90 06:36:01 AM 1 20.18 0.00 2.27 0.25 0.00 77.29 06:36:01 AM 2 23.09 0.00 1.59 0.33 0.02 74.97 06:36:01 AM 3 10.23 0.00 2.41 1.21 0.02 86.14 06:37:01 AM all 5.43 0.00 1.28 0.23 0.01 93.06 06:37:01 AM 0 1.24 0.00 1.82 0.07 0.02 96.85 06:37:01 AM 1 1.99 0.00 1.07 0.58 0.00 96.36 06:37:01 AM 2 16.60 0.00 0.93 0.08 0.02 82.36 06:37:01 AM 3 1.84 0.00 1.29 0.18 0.00 96.69 06:38:01 AM all 25.31 0.00 10.76 1.91 0.02 62.00 06:38:01 AM 0 7.85 0.00 13.59 4.49 0.00 74.07 06:38:01 AM 1 9.07 0.00 10.12 0.92 0.02 79.87 06:38:01 AM 2 60.26 0.00 6.87 1.44 0.05 31.37 06:38:01 AM 3 23.65 0.00 12.53 0.80 0.00 63.02 06:39:01 AM all 32.38 0.00 1.20 0.09 0.02 66.31 06:39:01 AM 0 11.47 0.00 0.94 0.23 0.02 87.35 06:39:01 AM 1 12.31 0.00 1.22 0.00 0.00 86.47 06:39:01 AM 2 84.00 0.00 1.59 0.12 0.05 14.25 06:39:01 AM 3 21.70 0.00 1.07 0.00 0.02 77.21 06:40:01 AM all 18.52 0.00 2.34 0.15 0.01 78.97 06:40:01 AM 0 14.71 0.00 1.82 0.13 0.00 83.33 06:40:01 AM 1 22.44 0.00 3.01 0.20 0.02 74.34 06:40:01 AM 2 29.77 0.00 2.71 0.13 0.03 67.36 06:40:01 AM 3 7.17 0.00 1.84 0.13 0.00 90.86 Average: all 18.15 0.02 3.65 0.59 0.01 77.58 Average: 0 10.55 0.02 4.22 1.04 0.01 84.16 Average: 1 13.04 0.04 3.86 0.42 0.01 82.63 Average: 2 37.51 0.03 2.94 0.45 0.03 59.05 Average: 3 11.47 0.01 3.57 0.44 0.01 84.51