---> uname -a: Linux prd-centos8-builder-2c-1g-2297.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 9.8G 31G 25% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 841 4060 20 2795 6537 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:b6:a8:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85702sec preferred_lft 85702sec inet6 fe80::f816:3eff:feb6:a836/64 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) 11/10/2026 _x86_64_ (2 CPU) 10:03:43 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 127.31 40.75 86.55 444.92 6716.78 10:07:01 AM 93.84 0.75 93.09 171.94 12866.59 10:08:01 AM 31.35 0.50 30.85 60.90 5470.05 10:09:01 AM 102.98 0.00 102.98 0.00 5397.17 10:10:01 AM 85.64 0.00 85.64 0.00 1907.98 10:11:01 AM 94.30 0.00 94.30 0.00 2091.04 10:12:01 AM 91.17 0.00 91.17 0.00 2041.90 10:13:01 AM 88.57 0.00 88.57 0.00 2617.79 10:14:01 AM 86.12 0.00 86.12 0.00 12546.64 10:15:01 AM 3.93 0.42 3.51 56.11 162.44 Average: 80.52 4.24 76.28 73.39 5181.47 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 5259748 7034628 2622680 33.27 2688 1947880 701904 7.86 199764 2073768 174224 10:07:01 AM 4774252 6841120 3108176 39.43 2688 2226580 846684 9.48 220564 2484732 197500 10:08:01 AM 4866688 6863876 3015740 38.26 2688 2159492 844480 9.46 236096 2388452 98132 10:09:01 AM 4815804 6837320 3066624 38.90 2688 2179560 844480 9.46 244100 2418112 4900 10:10:01 AM 4740904 6787056 3141524 39.85 2688 2197540 889988 9.97 251300 2470316 4000 10:11:01 AM 4661468 6738276 3220960 40.86 2688 2217400 937032 10.49 259240 2525096 4056 10:12:01 AM 4601016 6702364 3281412 41.63 2688 2232592 968500 10.84 265004 2564984 2452 10:13:01 AM 4264840 6623664 3617588 45.89 2688 2463868 1032012 11.56 288260 2832080 203276 10:14:01 AM 4115044 6630172 3767384 47.79 2688 2606340 1002772 11.23 300184 2932384 4 10:15:01 AM 4272432 6790476 3609996 45.80 2688 2607764 838564 9.39 483756 2589636 7652 Average: 4637220 6784895 3245208 41.17 2688 2283902 890642 9.97 274827 2527956 69620 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 84.17 53.62 1069.46 7.57 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 55.28 34.21 788.11 11.59 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 9.45 8.26 31.39 2.18 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 62.61 37.94 125.48 13.26 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 52.71 33.26 113.63 11.90 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 59.10 37.11 122.24 13.71 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 45.25 32.67 81.80 12.00 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 55.55 38.35 352.60 11.55 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 9.47 5.85 179.15 0.78 0.00 0.00 0.00 0.00 10:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 AM eth0 8.60 6.06 6.60 4.00 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 44.22 28.73 287.03 8.85 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) 11/10/2026 _x86_64_ (2 CPU) 10:03:43 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 21.14 0.68 15.26 1.37 0.03 61.51 10:06:01 AM 0 18.35 0.94 17.87 1.63 0.03 61.18 10:06:01 AM 1 23.93 0.42 12.65 1.12 0.03 61.85 10:07:01 AM all 25.17 0.00 3.96 1.06 0.02 69.79 10:07:01 AM 0 34.21 0.00 4.10 0.92 0.02 60.76 10:07:01 AM 1 16.15 0.00 3.82 1.21 0.02 78.80 10:08:01 AM all 24.65 0.00 2.59 0.35 0.02 72.39 10:08:01 AM 0 9.30 0.00 1.48 0.18 0.02 89.01 10:08:01 AM 1 40.01 0.00 3.70 0.52 0.03 55.74 10:09:01 AM all 38.57 0.00 1.76 0.80 0.02 58.85 10:09:01 AM 0 35.06 0.00 1.89 0.76 0.02 62.27 10:09:01 AM 1 42.10 0.00 1.63 0.83 0.02 55.42 10:10:01 AM all 39.92 0.00 1.38 0.54 0.01 58.15 10:10:01 AM 0 37.58 0.00 1.37 0.48 0.00 60.57 10:10:01 AM 1 42.26 0.00 1.38 0.60 0.02 55.74 10:11:01 AM all 38.52 0.00 1.23 0.78 0.02 59.45 10:11:01 AM 0 35.78 0.00 1.20 0.82 0.02 62.18 10:11:01 AM 1 41.26 0.00 1.25 0.75 0.02 56.72 10:12:01 AM all 37.68 0.00 1.17 1.38 0.02 59.75 10:12:01 AM 0 33.81 0.00 1.10 1.52 0.02 63.55 10:12:01 AM 1 41.54 0.00 1.23 1.25 0.02 55.95 10:13:01 AM all 38.31 0.00 3.44 0.73 0.02 57.49 10:13:01 AM 0 28.67 0.00 3.33 0.63 0.02 67.35 10:13:01 AM 1 47.94 0.00 3.54 0.83 0.03 47.65 10:14:01 AM all 48.35 0.00 2.46 0.93 0.06 48.20 10:14:01 AM 0 10.41 0.00 3.05 1.80 0.02 84.71 10:14:01 AM 1 86.18 0.00 1.86 0.07 0.10 11.80 10:15:01 AM all 56.58 0.00 0.83 0.03 0.08 42.49 10:15:01 AM 0 15.94 0.00 0.52 0.03 0.02 83.49 10:15:01 AM 1 97.20 0.00 1.13 0.02 0.13 1.52 Average: all 36.89 0.07 3.40 0.80 0.03 58.81 Average: 0 25.92 0.09 3.58 0.88 0.02 69.51 Average: 1 47.86 0.04 3.22 0.72 0.04 48.12