---> uname -a: Linux prd-centos8-builder-2c-1g-5701.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 593 4803 20 2301 6793 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:0a:6f:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fe0a:6f6f/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) 10/27/2026 _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 368.33 192.45 175.88 12333.70 40540.81 03:06:01 PM 68.47 0.25 68.22 31.59 6013.56 03:07:01 PM 79.29 1.20 78.09 234.36 12350.57 03:08:01 PM 37.89 0.05 37.84 1.33 7992.35 03:09:01 PM 12.48 0.20 12.28 32.39 4174.86 03:10:01 PM 11.58 0.03 11.55 1.73 591.85 03:11:01 PM 8.55 0.00 8.55 0.00 387.67 03:12:01 PM 5.51 0.92 4.60 46.91 162.75 Average: 74.02 24.39 49.63 1585.54 9027.45 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 PM 5472276 7014192 2410152 30.58 2688 1726684 740020 8.29 195480 1906768 37216 03:06:01 PM 5202440 6981116 2679988 34.00 2688 1951460 741888 8.31 198700 2128828 130704 03:07:01 PM 4987944 7016800 2894484 36.72 2688 2191280 676036 7.57 202956 2299800 144184 03:08:01 PM 4976700 7009644 2905728 36.86 2688 2193364 686668 7.69 234476 2273476 118364 03:09:01 PM 4948236 6979820 2934192 37.22 2688 2194336 709396 7.94 236864 2301956 6220 03:10:01 PM 4945512 6977220 2936916 37.26 2688 2194392 714472 8.00 239196 2300592 6228 03:11:01 PM 4965340 6996956 2917088 37.01 2688 2194392 684832 7.67 239488 2281232 16 03:12:01 PM 4939536 6978532 2942892 37.33 2688 2201624 709688 7.95 421072 2125280 12076 Average: 5054748 6994285 2827680 35.87 2688 2105942 707875 7.93 246029 2202242 56876 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 300.07 145.21 1114.43 62.39 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 68.01 43.79 907.95 6.14 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 52.94 35.03 751.04 6.68 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 7.83 6.50 30.01 1.63 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 6.78 6.23 8.74 1.66 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 6.58 5.62 5.89 4.79 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 5.31 5.61 6.82 1.08 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 13.99 9.25 15.64 4.13 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 57.69 32.16 355.06 11.06 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) 10/27/2026 _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 27.62 1.37 29.66 3.79 0.03 37.53 03:05:01 PM 0 28.32 1.52 31.37 3.96 0.03 34.80 03:05:01 PM 1 26.92 1.23 27.95 3.61 0.02 40.27 03:06:01 PM all 18.52 0.00 2.99 0.62 0.01 77.86 03:06:01 PM 0 11.46 0.00 2.16 0.60 0.00 85.78 03:06:01 PM 1 25.59 0.00 3.82 0.65 0.02 69.93 03:07:01 PM all 23.86 0.00 3.93 0.67 0.02 71.52 03:07:01 PM 0 7.36 0.00 3.19 1.10 0.02 88.34 03:07:01 PM 1 40.46 0.00 4.68 0.25 0.02 54.60 03:08:01 PM all 29.88 0.00 3.29 0.22 0.02 66.59 03:08:01 PM 0 19.32 0.00 3.60 0.20 0.02 76.87 03:08:01 PM 1 40.41 0.00 2.98 0.25 0.03 56.33 03:09:01 PM all 9.48 0.00 1.33 0.21 0.01 88.98 03:09:01 PM 0 2.39 0.00 1.07 0.13 0.00 96.41 03:09:01 PM 1 16.57 0.00 1.59 0.28 0.02 81.54 03:10:01 PM all 23.51 0.00 1.83 0.10 0.02 74.53 03:10:01 PM 0 25.79 0.00 1.95 0.03 0.03 72.19 03:10:01 PM 1 21.24 0.00 1.72 0.17 0.02 76.87 03:11:01 PM all 6.60 0.00 0.78 0.04 0.00 92.58 03:11:01 PM 0 3.61 0.00 0.53 0.03 0.00 95.83 03:11:01 PM 1 9.58 0.00 1.02 0.05 0.00 89.35 03:12:01 PM all 24.48 0.00 2.67 0.04 0.02 72.79 03:12:01 PM 0 18.42 0.00 2.37 0.03 0.00 79.18 03:12:01 PM 1 30.55 0.00 2.97 0.05 0.03 66.40 Average: all 20.49 0.17 5.77 0.71 0.02 72.84 Average: 0 14.56 0.19 5.75 0.76 0.01 78.73 Average: 1 26.42 0.15 5.80 0.66 0.02 66.95