---> uname -a: Linux prd-centos8-builder-2c-1g-4796.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 668 4729 20 2300 6718 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:90:62:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.116/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe90:6234/64 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) 10/24/2026 _x86_64_ (2 CPU) 15:03:44 LINUX RESTART (2 CPU) 03:05:01 PM tps rtps wtps bread/s bwrtn/s 03:06:01 PM 101.85 29.02 72.83 337.62 4786.40 03:07:01 PM 87.74 0.67 87.07 167.94 11384.49 03:08:02 PM 46.65 0.58 46.07 67.71 8724.29 03:09:01 PM 34.41 0.20 34.21 32.94 7906.10 03:10:01 PM 10.38 0.03 10.35 1.73 584.51 03:11:01 PM 8.76 0.00 8.76 0.00 380.07 03:12:01 PM 7.95 0.92 7.03 46.93 354.22 Average: 42.55 4.50 38.06 93.70 4867.17 03:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 PM 5232100 6964044 2650328 33.62 2688 1905672 756376 8.47 196928 2106800 137744 03:07:01 PM 4878184 6842332 3004244 38.11 2688 2128856 847148 9.49 201492 2416848 76124 03:08:02 PM 4907360 6903276 2975068 37.74 2688 2158456 787028 8.81 228516 2352436 97580 03:09:01 PM 4870868 6901856 3011560 38.21 2688 2193652 789808 8.84 235380 2381180 6228 03:10:01 PM 4872044 6903096 3010384 38.19 2688 2193704 796456 8.92 237940 2379036 6220 03:11:01 PM 4867952 6898904 3014476 38.24 2688 2193708 789716 8.84 238404 2382840 16 03:12:01 PM 4856600 6890292 3025828 38.39 2688 2196372 788172 8.83 418584 2214116 7520 Average: 4926444 6900543 2955984 37.50 2688 2138631 793529 8.89 251035 2319037 47347 03:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 48.28 28.46 791.89 4.69 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 59.10 38.49 723.70 5.52 0.00 0.00 0.00 0.00 03:08:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:02 PM eth0 15.71 12.76 197.34 2.17 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 5.93 4.69 8.73 1.40 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 6.86 5.73 5.86 1.85 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 4.92 5.28 6.76 1.02 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 13.53 10.88 15.48 10.94 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 22.09 15.21 250.55 3.95 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) 10/24/2026 _x86_64_ (2 CPU) 15:03:44 LINUX RESTART (2 CPU) 03:05:01 PM CPU %user %nice %system %iowait %steal %idle 03:06:01 PM all 17.42 0.55 13.53 1.01 0.02 67.46 03:06:01 PM 0 25.10 0.44 13.15 0.99 0.02 60.31 03:06:01 PM 1 9.78 0.67 13.91 1.04 0.02 74.59 03:07:01 PM all 20.85 0.00 3.57 0.71 0.02 74.86 03:07:01 PM 0 25.44 0.00 3.39 0.63 0.02 70.52 03:07:01 PM 1 16.26 0.00 3.75 0.78 0.02 79.20 03:08:02 PM all 23.60 0.00 3.41 0.30 0.02 72.66 03:08:02 PM 0 26.35 0.00 3.14 0.23 0.03 70.24 03:08:02 PM 1 20.85 0.00 3.68 0.37 0.02 75.08 03:09:01 PM all 24.84 0.00 3.06 0.22 0.03 71.86 03:09:01 PM 0 4.81 0.00 2.63 0.41 0.00 92.15 03:09:01 PM 1 44.98 0.00 3.48 0.03 0.05 51.46 03:10:01 PM all 23.25 0.00 1.79 0.07 0.03 74.87 03:10:01 PM 0 45.13 0.00 2.57 0.02 0.05 52.23 03:10:01 PM 1 1.32 0.00 1.00 0.12 0.00 97.56 03:11:01 PM all 6.18 0.00 0.69 0.06 0.00 93.07 03:11:01 PM 0 6.49 0.00 0.78 0.07 0.00 92.66 03:11:01 PM 1 5.88 0.00 0.60 0.05 0.00 93.47 03:12:01 PM all 23.67 0.00 2.51 0.05 0.02 73.76 03:12:01 PM 0 41.07 0.00 3.23 0.03 0.03 55.63 03:12:01 PM 1 6.25 0.00 1.78 0.07 0.00 91.90 Average: all 19.97 0.08 4.08 0.35 0.02 75.52 Average: 0 24.95 0.06 4.12 0.34 0.02 70.50 Average: 1 14.98 0.10 4.03 0.35 0.01 80.53