---> uname -a: Linux prd-centos8-builder-2c-1g-4052.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 625 4771 20 2301 6760 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:ef:1a:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:feef:1a88/64 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) 10/22/2026 _x86_64_ (2 CPU) 05:03:33 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 381.47 207.83 173.64 14373.09 41331.27 05:06:01 AM 54.10 0.25 53.85 31.59 4313.41 05:07:01 AM 99.05 0.63 98.42 167.41 12877.04 05:08:01 AM 30.92 0.62 30.31 68.24 6916.23 05:09:01 AM 30.43 0.20 30.23 32.39 7686.59 05:10:01 AM 7.33 0.03 7.30 1.73 325.29 05:11:01 AM 8.53 0.00 8.53 0.00 385.07 05:12:02 AM 11.01 1.03 9.98 56.24 443.39 Average: 77.86 26.32 51.53 1841.34 9284.64 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 5503296 7042904 2379140 30.18 2688 1724256 711024 7.96 191160 1880260 36928 05:06:01 AM 5241688 6994492 2640748 33.50 2688 1926028 735876 8.24 199220 2092248 151576 05:07:01 AM 4724004 6822452 3158432 40.07 2688 2259680 883580 9.89 218232 2541588 175416 05:08:01 AM 4899204 6896172 2983232 37.85 2688 2159516 797216 8.93 232804 2359440 98756 05:09:01 AM 4918024 6949376 2964412 37.61 2688 2193544 744880 8.34 235824 2333568 6216 05:10:01 AM 4917048 6948316 2965388 37.62 2688 2193600 741212 8.30 238428 2333076 6208 05:11:01 AM 4920556 6951684 2961880 37.58 2688 2193600 742772 8.32 239212 2329664 16 05:12:02 AM 4857648 6891084 3024788 38.37 2688 2195476 814364 9.12 420136 2210564 6436 Average: 4997684 6937060 2884752 36.60 2688 2105712 771366 8.64 246877 2260051 60194 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 301.83 143.72 1142.36 61.48 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 72.38 49.38 901.74 6.58 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 51.53 35.67 778.70 5.08 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 9.88 8.51 31.47 2.12 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 5.47 4.77 8.52 1.11 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 6.46 5.58 5.84 1.80 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 4.85 5.46 5.65 1.05 0.00 0.00 0.00 0.00 05:12:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:02 AM eth0 22.94 15.36 21.80 14.04 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 59.42 33.56 362.01 11.66 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) 10/22/2026 _x86_64_ (2 CPU) 05:03:33 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 26.92 1.43 33.79 5.10 0.01 32.75 05:05:01 AM 0 30.23 1.40 33.39 5.05 0.02 29.91 05:05:01 AM 1 23.61 1.45 34.19 5.16 0.00 35.59 05:06:01 AM all 16.77 0.00 2.69 0.62 0.01 79.91 05:06:01 AM 0 20.43 0.00 3.14 0.72 0.00 75.71 05:06:01 AM 1 13.11 0.00 2.25 0.52 0.02 84.11 05:07:01 AM all 23.27 0.00 3.75 1.06 0.01 71.91 05:07:01 AM 0 21.90 0.00 3.22 1.18 0.02 73.68 05:07:01 AM 1 24.64 0.00 4.29 0.93 0.00 70.14 05:08:01 AM all 23.11 0.00 3.08 0.24 0.01 73.56 05:08:01 AM 0 19.59 0.00 2.54 0.18 0.02 77.67 05:08:01 AM 1 26.65 0.00 3.62 0.30 0.00 69.44 05:09:01 AM all 19.52 0.00 2.34 0.19 0.01 77.94 05:09:01 AM 0 34.76 0.00 2.89 0.13 0.00 62.21 05:09:01 AM 1 4.32 0.00 1.78 0.25 0.02 93.63 05:10:01 AM all 23.04 0.00 1.89 0.03 0.01 75.02 05:10:01 AM 0 40.64 0.00 2.27 0.00 0.02 57.08 05:10:01 AM 1 5.41 0.00 1.52 0.07 0.00 93.01 05:11:01 AM all 6.59 0.00 0.81 0.05 0.00 92.55 05:11:01 AM 0 3.15 0.00 0.55 0.10 0.00 96.20 05:11:01 AM 1 10.03 0.00 1.07 0.00 0.00 88.90 05:12:02 AM all 26.78 0.00 2.72 0.08 0.00 70.42 05:12:02 AM 0 45.37 0.00 3.55 0.07 0.00 51.02 05:12:02 AM 1 8.19 0.00 1.88 0.10 0.00 89.83 Average: all 20.74 0.18 6.34 0.92 0.01 71.81 Average: 0 27.00 0.17 6.40 0.92 0.01 65.49 Average: 1 14.48 0.18 6.29 0.91 0.00 78.14