---> uname -a: Linux prd-centos8-builder-4c-4g-18446.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 926 11397 20 3437 14484 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:2e:ba:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe2e:baa9/64 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) 09/07/2026 _x86_64_ (4 CPU) 06:29:23 LINUX RESTART (4 CPU) 06:30:00 AM tps rtps wtps bread/s bwrtn/s 06:30:01 AM 144.19 118.60 25.58 1032.56 1425.58 06:31:01 AM 248.10 110.71 137.39 3278.64 11608.00 06:32:01 AM 265.38 1.15 264.23 227.79 20504.63 06:33:01 AM 1041.27 0.05 1041.22 14.13 33750.68 06:34:01 AM 27.63 2.35 25.28 577.50 1763.64 Average: 394.71 28.89 365.82 1024.56 16852.11 06:30:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 AM 13760148 15205572 2379296 14.74 2688 1667640 832696 4.84 153000 1904296 70416 06:31:01 AM 12946768 14938880 3192676 19.78 2688 2190728 1209352 7.04 210708 2566064 235400 06:32:01 AM 11029328 14109744 5110116 31.66 2688 3120560 1900552 11.06 220584 4158376 801432 06:33:01 AM 10387984 13481464 5751460 35.64 2688 3128288 2406592 14.00 263344 4668436 12 06:34:01 AM 11613108 14770664 4526336 28.05 2688 3189816 933048 5.43 469980 3249716 59968 Average: 11947467 14501265 4191977 25.97 2688 2659406 1456448 8.47 263523 3309378 233446 06:30:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 AM eth0 127.84 88.20 1798.17 14.13 0.00 0.00 0.00 0.00 06:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 AM eth0 992.30 869.23 2660.89 308.75 0.00 0.00 0.00 0.00 06:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 AM eth0 575.97 509.26 256.14 216.57 0.00 0.00 0.00 0.00 06:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 AM eth0 49.73 39.28 274.69 13.15 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 434.92 375.16 1243.06 137.66 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) 09/07/2026 _x86_64_ (4 CPU) 06:29:23 LINUX RESTART (4 CPU) 06:30:00 AM CPU %user %nice %system %iowait %steal %idle 06:30:01 AM all 24.71 0.87 31.98 1.16 0.00 41.28 06:30:01 AM 0 3.33 1.11 12.22 0.00 0.00 83.33 06:30:01 AM 1 0.00 1.19 64.29 1.19 0.00 33.33 06:30:01 AM 2 88.24 0.00 9.41 0.00 0.00 2.35 06:30:01 AM 3 8.24 1.18 43.53 3.53 0.00 43.53 06:31:01 AM all 20.93 0.99 22.60 1.77 0.06 53.65 06:31:01 AM 0 21.49 1.11 23.39 1.69 0.05 52.27 06:31:01 AM 1 19.98 0.95 21.73 1.59 0.07 55.68 06:31:01 AM 2 27.71 0.94 23.46 2.02 0.07 45.81 06:31:01 AM 3 14.52 0.97 21.81 1.78 0.05 60.87 06:32:01 AM all 27.08 0.00 9.82 0.71 0.04 62.34 06:32:01 AM 0 61.73 0.00 4.88 0.10 0.05 33.24 06:32:01 AM 1 15.13 0.00 10.46 0.59 0.05 73.78 06:32:01 AM 2 16.25 0.00 11.39 0.81 0.03 71.52 06:32:01 AM 3 15.09 0.00 12.59 1.35 0.03 70.93 06:33:01 AM all 31.92 0.00 4.57 1.86 0.03 61.61 06:33:01 AM 0 76.66 0.00 4.01 0.07 0.05 19.22 06:33:01 AM 1 25.42 0.00 3.27 0.96 0.03 70.33 06:33:01 AM 2 14.69 0.00 6.19 3.62 0.02 75.48 06:33:01 AM 3 10.84 0.00 4.83 2.80 0.03 81.48 06:34:01 AM all 28.26 0.00 1.92 0.13 0.04 69.65 06:34:01 AM 0 37.05 0.00 2.09 0.23 0.05 60.57 06:34:01 AM 1 17.64 0.00 1.35 0.00 0.02 80.99 06:34:01 AM 2 36.65 0.00 2.57 0.17 0.05 60.56 06:34:01 AM 3 21.68 0.00 1.66 0.12 0.03 76.51 Average: all 27.04 0.25 9.81 1.12 0.04 61.74 Average: 0 49.03 0.28 8.60 0.52 0.05 41.51 Average: 1 19.48 0.24 9.39 0.79 0.04 70.06 Average: 2 24.09 0.23 10.91 1.65 0.04 63.08 Average: 3 15.51 0.25 10.34 1.52 0.04 72.35