---> uname -a: Linux prd-centos8-builder-4c-4g-3648.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 883 11436 20 3441 14527 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:11:05:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.247/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe11:5f0/64 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) 09/21/2026 _x86_64_ (4 CPU) 06:27:12 LINUX RESTART (4 CPU) 06:28:01 AM tps rtps wtps bread/s bwrtn/s 06:29:01 AM 243.05 78.51 164.55 3195.07 13222.84 06:30:01 AM 1175.40 0.05 1175.35 14.13 45044.94 06:31:01 AM 118.20 0.00 118.20 0.00 7057.82 Average: 512.27 26.19 486.09 1069.73 21777.31 06:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:29:01 AM 12466724 14598012 3672720 22.76 2688 2322780 1612880 9.38 218396 3016724 309908 06:30:01 AM 11049396 14144420 5090048 31.54 2688 3131912 1853156 10.78 262980 4025612 146080 06:31:01 AM 10187800 13285320 5951644 36.88 2688 3131912 2640308 15.36 264148 4869084 12 Average: 11234640 14009251 4904804 30.39 2688 2862201 2035448 11.84 248508 3970473 152000 06:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 AM eth0 195.67 138.04 2436.23 27.74 0.00 0.00 0.00 0.00 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 2073.13 1636.23 2036.73 533.66 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 0.25 0.15 0.06 0.32 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 756.46 591.56 1491.12 187.27 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) 09/21/2026 _x86_64_ (4 CPU) 06:27:12 LINUX RESTART (4 CPU) 06:28:01 AM CPU %user %nice %system %iowait %steal %idle 06:29:01 AM all 25.06 0.62 16.15 1.76 0.03 56.38 06:29:01 AM 0 22.38 0.67 18.52 1.69 0.02 56.73 06:29:01 AM 1 33.39 0.50 14.86 1.48 0.03 49.73 06:29:01 AM 2 15.32 0.82 17.85 2.80 0.02 63.19 06:29:01 AM 3 29.11 0.50 13.38 1.07 0.05 55.89 06:30:01 AM all 28.51 0.00 12.06 1.83 0.03 57.56 06:30:01 AM 0 10.65 0.00 12.61 1.60 0.03 75.11 06:30:01 AM 1 42.34 0.00 10.39 3.81 0.03 43.43 06:30:01 AM 2 15.17 0.00 12.18 1.44 0.02 71.19 06:30:01 AM 3 45.78 0.00 13.05 0.49 0.05 40.63 06:31:01 AM all 32.68 0.00 1.29 0.31 0.02 65.71 06:31:01 AM 0 68.35 0.00 1.55 0.10 0.03 29.97 06:31:01 AM 1 24.72 0.00 1.62 1.04 0.02 72.60 06:31:01 AM 2 12.53 0.00 1.07 0.07 0.02 86.31 06:31:01 AM 3 25.05 0.00 0.90 0.02 0.02 74.02 Average: all 28.75 0.21 9.82 1.30 0.03 59.89 Average: 0 33.93 0.22 10.88 1.13 0.03 53.81 Average: 1 33.45 0.17 8.96 2.10 0.03 55.29 Average: 2 14.34 0.27 10.36 1.43 0.02 73.58 Average: 3 33.26 0.17 9.09 0.53 0.04 56.92