---> uname -a: Linux prd-centos8-builder-4c-4g-1899.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: 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): 0-3 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 871 11447 20 3442 14539 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:cf:d1:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.159/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fecf:d194/64 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) 11/09/2026 _x86_64_ (4 CPU) 06:48:23 LINUX RESTART (4 CPU) 06:49:01 AM tps rtps wtps bread/s bwrtn/s 06:50:00 AM 234.84 113.48 121.37 6365.70 5136.09 06:50:01 AM 162.67 96.00 66.67 944.00 2414.00 06:51:01 AM 138.45 20.43 118.03 362.01 10160.95 06:52:01 AM 100.87 13.66 87.21 2421.86 10020.69 06:53:01 AM 132.08 0.00 132.08 0.00 7696.72 06:54:01 AM 1115.33 0.02 1115.31 13.60 35881.37 06:55:01 AM 11.25 0.00 11.25 0.00 695.28 06:56:01 AM 39.35 3.32 36.04 646.72 3597.78 Average: 252.91 21.50 231.41 1382.44 10445.61 06:49:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:00 AM 13614868 15115208 2524576 15.64 2688 1719172 937256 5.45 178100 2014072 38992 06:50:01 AM 13635024 15142432 2504420 15.52 2688 1725568 932264 5.42 179660 1990040 44012 06:51:01 AM 13288684 15170512 2850760 17.66 2688 2080112 770556 4.48 187856 2256768 176516 06:52:01 AM 12468588 14599732 3670856 22.74 2688 2322460 1623480 9.45 218640 3012908 85668 06:53:01 AM 11557984 14294940 4581460 28.39 2688 2825708 1798732 10.47 220340 3714992 500164 06:54:01 AM 11092536 14188432 5046908 31.27 2688 3131644 1816972 10.57 263016 3978732 6984 06:55:01 AM 10075504 13173684 6063940 37.57 2688 3131644 2757076 16.04 264184 4977976 24 06:56:01 AM 11689000 14851948 4450444 27.57 2688 3193204 845016 4.92 479316 3167448 7196 Average: 12177774 14567111 3961670 24.55 2688 2516189 1435169 8.35 248889 3139117 107444 06:49:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 AM eth0 299.86 177.23 999.90 66.70 0.00 0.00 0.00 0.00 06:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 AM eth0 90.00 61.33 524.12 12.82 0.00 0.00 0.00 0.00 06:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 AM eth0 78.67 45.55 1142.47 8.70 0.00 0.00 0.00 0.00 06:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 AM eth0 633.97 295.70 1470.97 140.18 0.00 0.00 0.00 0.00 06:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 AM eth0 577.14 498.47 1231.29 127.32 0.00 0.00 0.00 0.00 06:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 AM eth0 1110.71 876.87 683.67 283.16 0.00 0.00 0.00 0.00 06:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 AM eth0 1.97 0.85 1.15 1.97 0.00 0.00 0.00 0.00 06:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 AM eth0 42.10 32.79 275.35 12.57 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 391.33 274.94 827.62 91.33 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) 11/09/2026 _x86_64_ (4 CPU) 06:48:23 LINUX RESTART (4 CPU) 06:49:01 AM CPU %user %nice %system %iowait %steal %idle 06:50:00 AM all 12.70 1.07 29.94 1.50 0.02 54.78 06:50:00 AM 0 12.98 1.10 31.87 1.84 0.03 52.17 06:50:00 AM 1 9.57 0.84 26.52 0.74 0.02 62.31 06:50:00 AM 2 13.13 1.10 35.68 2.00 0.02 48.07 06:50:00 AM 3 15.11 1.22 25.70 1.41 0.02 56.54 06:50:01 AM all 17.59 0.67 33.33 1.17 0.17 47.07 06:50:01 AM 0 20.81 0.67 39.60 2.01 0.00 36.91 06:50:01 AM 1 21.23 0.68 34.25 1.37 0.00 42.47 06:50:01 AM 2 11.18 0.66 19.74 0.66 0.00 67.76 06:50:01 AM 3 17.33 0.67 40.00 0.67 0.67 40.67 06:51:01 AM all 12.55 0.23 7.55 0.67 0.02 78.98 06:51:01 AM 0 11.67 0.17 6.78 0.51 0.02 80.85 06:51:01 AM 1 21.30 0.27 9.99 0.69 0.05 67.70 06:51:01 AM 2 8.46 0.35 7.59 0.89 0.02 82.70 06:51:01 AM 3 8.76 0.13 5.87 0.59 0.00 84.65 06:52:01 AM all 17.00 0.00 2.48 0.60 0.02 79.91 06:52:01 AM 0 12.64 0.00 3.19 0.40 0.02 83.75 06:52:01 AM 1 22.93 0.00 2.85 0.89 0.02 73.32 06:52:01 AM 2 11.01 0.00 2.27 0.90 0.00 85.81 06:52:01 AM 3 21.40 0.00 1.60 0.22 0.03 76.75 06:53:01 AM all 9.70 0.00 5.43 0.26 0.01 84.59 06:53:01 AM 0 3.77 0.00 5.96 0.17 0.00 90.10 06:53:01 AM 1 3.37 0.00 6.68 0.35 0.02 89.57 06:53:01 AM 2 3.59 0.00 7.20 0.49 0.02 88.71 06:53:01 AM 3 27.95 0.00 1.90 0.05 0.02 70.08 06:54:01 AM all 25.23 0.00 7.91 3.70 0.04 63.12 06:54:01 AM 0 35.24 0.00 7.85 1.45 0.07 55.40 06:54:01 AM 1 7.97 0.00 8.44 4.94 0.02 78.63 06:54:01 AM 2 7.72 0.00 9.07 2.55 0.02 80.64 06:54:01 AM 3 49.77 0.00 6.30 5.86 0.05 38.01 06:55:01 AM all 32.75 0.00 1.11 0.02 0.01 66.12 06:55:01 AM 0 94.44 0.00 1.65 0.00 0.03 3.87 06:55:01 AM 1 12.09 0.00 1.02 0.00 0.00 86.89 06:55:01 AM 2 12.31 0.00 0.80 0.00 0.00 86.89 06:55:01 AM 3 12.01 0.00 0.95 0.07 0.00 86.97 06:56:01 AM all 18.10 0.00 2.36 0.22 0.03 79.29 06:56:01 AM 0 39.22 0.00 3.82 0.03 0.05 56.88 06:56:01 AM 1 14.44 0.00 2.59 0.37 0.02 82.59 06:56:01 AM 2 14.46 0.00 1.97 0.30 0.02 83.25 06:56:01 AM 3 4.25 0.00 1.07 0.17 0.02 94.50 Average: all 18.30 0.18 8.12 0.99 0.02 72.39 Average: 0 30.03 0.18 8.74 0.63 0.03 60.39 Average: 1 13.15 0.16 8.32 1.14 0.02 77.22 Average: 2 10.10 0.21 9.16 1.01 0.01 79.51 Average: 3 19.89 0.19 6.24 1.19 0.02 72.47