---> uname -a: Linux prd-centos8-builder-2c-1g-2519.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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.4G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 605 4796 20 2295 6782 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:2b:c3:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fe2b:c3b2/64 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) 10/17/2026 _x86_64_ (2 CPU) 15:03:30 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:01 PM 319.98 169.83 150.15 10870.26 40608.76 03:06:01 PM 54.87 0.22 54.65 30.52 4213.35 03:07:01 PM 85.25 1.20 84.06 234.32 13550.02 03:08:01 PM 35.20 0.05 35.15 1.33 8345.18 03:09:01 PM 19.40 0.20 19.20 32.39 4686.80 03:10:01 PM 13.85 0.03 13.81 1.73 720.28 03:11:01 PM 5.53 0.00 5.53 0.00 195.35 03:12:02 PM 7.50 0.92 6.58 46.91 349.69 Average: 67.70 21.56 46.14 1402.21 9083.77 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 PM 5447416 6989992 2435020 30.89 2688 1727332 768944 8.61 195844 1931656 33096 03:06:01 PM 5227472 7003776 2654964 33.68 2688 1948940 725848 8.13 198868 2105792 170640 03:07:01 PM 4937160 6961612 2945276 37.37 2688 2187324 758276 8.49 202964 2353400 143788 03:08:01 PM 4695020 6782984 3187416 40.44 2688 2249132 918388 10.28 242940 2545548 103020 03:09:01 PM 4934812 6962192 2947624 37.39 2688 2190296 743560 8.33 236800 2318232 5828 03:10:01 PM 4937832 6965168 2944604 37.36 2688 2190352 737660 8.26 239020 2314528 4 03:11:01 PM 4941284 6968356 2941152 37.31 2688 2190356 735328 8.23 239736 2311136 4 03:12:02 PM 4984932 7013740 2897504 36.76 2688 2191896 689416 7.72 426204 2080872 5996 Average: 5013241 6955978 2869195 36.40 2688 2109454 759678 8.51 247797 2245146 57797 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 PM eth0 248.32 128.14 1109.59 61.06 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 50.05 30.22 866.38 4.94 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 47.08 30.89 770.09 4.54 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 7.70 6.78 30.19 1.96 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 5.98 5.38 8.72 1.18 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 6.45 5.48 6.84 1.77 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 5.32 5.33 5.83 1.04 0.00 0.00 0.00 0.00 03:12:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:02 PM eth0 17.87 12.46 18.78 10.70 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 48.60 28.09 352.06 10.90 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) 10/17/2026 _x86_64_ (2 CPU) 15:03:30 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:01 PM all 28.09 1.45 33.69 3.07 0.03 33.66 03:05:01 PM 0 25.36 1.62 35.06 3.29 0.03 34.63 03:05:01 PM 1 30.82 1.28 32.33 2.84 0.03 32.70 03:06:01 PM all 17.01 0.00 2.84 0.52 0.01 79.63 03:06:01 PM 0 15.37 0.00 2.93 0.45 0.00 81.24 03:06:01 PM 1 18.64 0.00 2.74 0.58 0.02 78.01 03:07:01 PM all 24.48 0.00 3.84 0.90 0.02 70.76 03:07:01 PM 0 4.92 0.00 2.79 1.11 0.00 91.17 03:07:01 PM 1 44.10 0.00 4.89 0.68 0.03 50.29 03:08:01 PM all 26.68 0.00 3.11 1.97 0.03 68.21 03:08:01 PM 0 15.68 0.00 3.06 2.97 0.03 78.26 03:08:01 PM 1 37.63 0.00 3.17 0.96 0.03 58.20 03:09:01 PM all 13.11 0.00 1.83 0.26 0.02 84.78 03:09:01 PM 0 18.23 0.00 2.00 0.43 0.02 79.32 03:09:01 PM 1 8.00 0.00 1.67 0.08 0.02 90.23 03:10:01 PM all 23.32 0.00 1.91 0.09 0.04 74.64 03:10:01 PM 0 5.59 0.00 1.48 0.15 0.02 92.76 03:10:01 PM 1 41.07 0.00 2.34 0.03 0.07 56.50 03:11:01 PM all 6.68 0.00 0.78 0.15 0.00 92.39 03:11:01 PM 0 4.74 0.00 0.60 0.30 0.00 94.36 03:11:01 PM 1 8.62 0.00 0.95 0.00 0.00 90.43 03:12:02 PM all 26.60 0.00 2.61 0.07 0.03 70.69 03:12:02 PM 0 18.48 0.00 2.48 0.12 0.02 78.91 03:12:02 PM 1 34.72 0.00 2.73 0.02 0.05 62.49 Average: all 20.74 0.18 6.29 0.87 0.02 71.89 Average: 0 13.53 0.20 6.26 1.10 0.01 78.90 Average: 1 27.95 0.16 6.32 0.65 0.03 64.90