---> uname -a: Linux prd-centos8-builder-4c-4g-1017.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 912 11411 20 3437 14498 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:c4:f4:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.131/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fec4:f441/64 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) 10/12/2026 _x86_64_ (4 CPU) 19:50:31 LINUX RESTART (4 CPU) 07:51:01 PM tps rtps wtps bread/s bwrtn/s 07:52:01 PM 325.14 130.36 194.79 2322.03 8887.45 07:53:01 PM 274.64 14.23 260.41 2429.19 22195.93 07:54:01 PM 1079.83 0.05 1079.78 14.13 35111.74 07:55:01 PM 22.36 0.00 22.36 0.00 1283.04 07:56:01 PM 56.60 3.33 53.27 648.72 3928.41 Average: 351.74 29.59 322.15 1082.78 14282.01 07:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:01 PM 13264928 15139160 2874504 17.81 2688 2073604 886208 5.16 187120 2287836 284988 07:53:01 PM 11362260 14177456 4777172 29.60 2688 2890188 1935608 11.26 221412 3883484 571612 07:54:01 PM 11006604 14098380 5132828 31.80 2688 3127776 1921388 11.18 263204 4061120 44 07:55:01 PM 10069884 13162904 6069548 37.61 2688 3127776 2802060 16.30 264312 4983140 12 07:56:01 PM 11689880 14851564 4449552 27.57 2688 3189224 897952 5.22 493324 3181160 23384 Average: 11478711 14285893 4660721 28.88 2688 2881714 1688643 9.82 285874 3679348 176008 07:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 PM eth0 124.66 72.64 1404.73 27.79 0.00 0.00 0.00 0.00 07:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 PM eth0 1419.03 1028.06 2816.34 307.94 0.00 0.00 0.00 0.00 07:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 PM eth0 924.70 772.21 589.17 250.65 0.00 0.00 0.00 0.00 07:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 PM eth0 0.33 0.18 0.07 0.30 0.00 0.00 0.00 0.00 07:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 PM eth0 38.09 33.17 273.21 12.66 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 501.38 381.27 1016.69 119.87 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) 10/12/2026 _x86_64_ (4 CPU) 19:50:31 LINUX RESTART (4 CPU) 07:51:01 PM CPU %user %nice %system %iowait %steal %idle 07:52:01 PM all 18.84 1.49 29.98 2.23 0.03 47.43 07:52:01 PM 0 13.41 2.20 33.74 2.46 0.03 48.16 07:52:01 PM 1 25.03 1.05 25.52 3.05 0.03 45.32 07:52:01 PM 2 23.42 1.35 28.76 1.97 0.02 44.48 07:52:01 PM 3 13.46 1.37 31.95 1.42 0.03 51.76 07:53:01 PM all 30.40 0.01 9.64 1.78 0.05 58.12 07:53:01 PM 0 42.76 0.00 10.65 1.40 0.08 45.11 07:53:01 PM 1 15.85 0.00 10.11 1.55 0.03 72.45 07:53:01 PM 2 46.24 0.02 6.07 2.37 0.07 45.24 07:53:01 PM 3 16.69 0.02 11.75 1.81 0.02 69.72 07:54:01 PM all 28.79 0.00 7.21 2.72 0.04 61.24 07:54:01 PM 0 7.84 0.00 6.96 3.02 0.02 82.16 07:54:01 PM 1 39.58 0.00 7.33 1.52 0.05 51.52 07:54:01 PM 2 47.76 0.00 5.92 1.79 0.05 44.47 07:54:01 PM 3 19.84 0.00 8.64 4.57 0.03 66.91 07:55:01 PM all 32.45 0.00 0.92 0.07 0.01 66.54 07:55:01 PM 0 20.82 0.00 0.85 0.00 0.00 78.33 07:55:01 PM 1 65.88 0.00 1.12 0.22 0.05 32.74 07:55:01 PM 2 12.35 0.00 0.75 0.02 0.00 86.88 07:55:01 PM 3 30.72 0.00 0.97 0.05 0.00 68.26 07:56:01 PM all 25.44 0.00 3.10 0.30 0.03 71.13 07:56:01 PM 0 27.46 0.00 2.43 0.55 0.03 69.52 07:56:01 PM 1 22.00 0.00 3.11 0.05 0.03 74.81 07:56:01 PM 2 39.56 0.00 4.59 0.33 0.03 55.49 07:56:01 PM 3 12.71 0.00 2.27 0.25 0.02 84.75 Average: all 27.18 0.30 10.17 1.42 0.03 60.90 Average: 0 22.46 0.44 10.92 1.48 0.03 64.66 Average: 1 33.68 0.21 9.45 1.28 0.04 55.35 Average: 2 33.85 0.27 9.22 1.30 0.03 55.33 Average: 3 18.69 0.28 11.12 1.61 0.02 68.29