---> uname -a: Linux prd-centos8-builder-2c-1g-3521.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 614 4790 20 2292 6772 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:96:62:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.50/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fe96:62fe/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) 10/19/2026 _x86_64_ (2 CPU) 23:03:42 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 72.18 4.68 67.49 85.44 5464.03 11:07:01 PM 75.77 0.67 75.10 167.97 7855.36 11:08:01 PM 54.80 0.58 54.22 67.71 12053.37 11:09:01 PM 31.66 0.17 31.49 31.06 7526.46 11:10:01 PM 10.91 0.07 10.85 3.07 672.29 11:11:01 PM 8.35 0.00 8.35 0.00 395.03 11:12:01 PM 2.85 0.65 2.20 21.33 72.25 Average: 36.65 0.97 35.67 53.80 4862.66 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 5290048 7016380 2592388 32.89 2688 1899952 711092 7.96 197104 2046084 136592 11:07:01 PM 4987900 6943536 2894536 36.72 2688 2120580 756812 8.47 200124 2313152 175108 11:08:01 PM 4965508 6954084 2916928 37.01 2688 2151744 727812 8.15 217880 2308508 96860 11:09:01 PM 4977988 7001772 2904448 36.85 2688 2186900 699848 7.84 235316 2274716 2856 11:10:01 PM 4931308 6955284 2951128 37.44 2688 2186992 752960 8.43 238372 2320660 6220 11:11:01 PM 4927148 6951080 2955288 37.49 2688 2186996 727276 8.14 239324 2324276 12 11:12:01 PM 4909340 6933884 2973096 37.72 2688 2187604 750192 8.40 239700 2341364 6220 Average: 4998463 6965146 2883973 36.59 2688 2131538 732285 8.20 223974 2275537 60553 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 70.49 41.37 936.47 6.17 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 61.84 43.39 704.81 8.63 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 28.64 22.86 223.45 2.80 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 5.50 4.95 8.57 1.16 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 7.71 5.53 5.45 2.27 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 5.81 5.51 7.39 1.23 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 6.38 5.57 6.38 2.19 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 26.63 18.45 270.36 3.49 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) 10/19/2026 _x86_64_ (2 CPU) 23:03:42 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 17.53 0.12 4.15 0.74 0.03 77.43 11:06:01 PM 0 13.69 0.12 3.97 0.67 0.02 81.53 11:06:01 PM 1 21.36 0.12 4.34 0.82 0.03 73.33 11:07:01 PM all 18.51 0.00 3.26 0.71 0.01 77.51 11:07:01 PM 0 13.35 0.00 3.03 0.58 0.00 83.03 11:07:01 PM 1 23.65 0.00 3.50 0.83 0.02 72.00 11:08:01 PM all 25.29 0.00 3.44 0.49 0.02 70.75 11:08:01 PM 0 18.30 0.00 2.73 0.63 0.03 78.31 11:08:01 PM 1 32.31 0.00 4.15 0.35 0.02 63.17 11:09:01 PM all 17.87 0.00 2.13 0.33 0.02 79.64 11:09:01 PM 0 31.11 0.00 2.39 0.13 0.02 66.36 11:09:01 PM 1 4.65 0.00 1.88 0.53 0.02 92.92 11:10:01 PM all 29.23 0.00 2.55 0.06 0.05 68.11 11:10:01 PM 0 37.64 0.00 3.04 0.03 0.05 59.24 11:10:01 PM 1 20.85 0.00 2.06 0.08 0.05 76.96 11:11:01 PM all 6.08 0.00 0.75 0.05 0.00 93.12 11:11:01 PM 0 6.61 0.00 0.75 0.02 0.00 92.63 11:11:01 PM 1 5.56 0.00 0.75 0.08 0.00 93.61 11:12:01 PM all 15.26 0.00 1.37 0.03 0.02 83.33 11:12:01 PM 0 21.89 0.00 1.37 0.05 0.02 76.68 11:12:01 PM 1 8.65 0.00 1.37 0.00 0.02 89.97 Average: all 18.54 0.02 2.52 0.34 0.02 78.55 Average: 0 20.37 0.02 2.47 0.30 0.02 76.83 Average: 1 16.72 0.02 2.58 0.39 0.02 80.28