---> uname -a: Linux prd-centos8-builder-2c-1g-4123.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 626 4770 20 2301 6760 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:64:0c:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85830sec preferred_lft 85830sec inet6 fe80::f816:3eff:fe64:ccb/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) 10/22/2026 _x86_64_ (2 CPU) 10:03:45 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 91.77 18.44 73.33 231.12 6121.58 10:07:01 AM 79.71 0.63 79.07 167.41 7951.23 10:08:01 AM 54.28 0.62 53.67 68.24 11819.69 10:09:01 AM 32.39 0.17 32.23 31.06 7758.29 10:10:01 AM 9.16 0.03 9.13 1.33 461.05 10:11:01 AM 9.38 0.03 9.35 1.73 504.88 10:12:01 AM 8.40 0.00 8.40 0.00 367.57 10:13:01 AM 7.80 1.03 6.77 56.26 356.19 Average: 36.61 2.62 33.99 69.64 4417.49 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 5274384 7003988 2608052 33.09 2688 1903208 743660 8.33 197196 2062012 136544 10:07:01 AM 4971236 6933856 2911200 36.93 2688 2127076 777396 8.70 200016 2327864 178484 10:08:01 AM 4948100 6944084 2934336 37.23 2688 2158320 761164 8.52 229904 2310084 97580 10:09:01 AM 4959364 6990264 2923072 37.08 2688 2193476 721284 8.08 235344 2289728 16 10:10:01 AM 4911216 6942116 2971220 37.69 2688 2193516 775484 8.68 236312 2339852 4 10:11:01 AM 4913772 6944852 2968664 37.66 2688 2193576 757108 8.48 238996 2335156 6220 10:12:01 AM 4952940 6983948 2929496 37.16 2688 2193576 712972 7.98 239456 2295832 16 10:13:01 AM 4898536 6933040 2983900 37.86 2688 2196536 770092 8.62 420380 2168080 7528 Average: 4978694 6959518 2903742 36.84 2688 2144910 752395 8.42 249700 2266076 53299 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 55.28 31.07 933.19 5.99 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 60.35 42.92 713.43 11.19 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 17.83 12.43 223.07 2.15 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 5.88 5.07 8.91 1.16 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 5.41 5.28 3.14 1.16 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 6.80 5.58 5.80 1.84 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 5.38 5.58 6.46 1.46 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 21.85 15.65 22.42 9.68 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 22.35 15.45 239.56 4.33 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) 10/22/2026 _x86_64_ (2 CPU) 10:03:45 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 18.31 0.36 7.49 1.13 0.03 72.68 10:06:01 AM 0 26.76 0.28 7.23 0.93 0.02 64.77 10:06:01 AM 1 9.86 0.43 7.75 1.32 0.03 80.60 10:07:01 AM all 19.01 0.00 3.32 0.65 0.02 77.00 10:07:01 AM 0 18.20 0.00 3.56 0.88 0.03 77.33 10:07:01 AM 1 19.82 0.00 3.07 0.42 0.02 76.68 10:08:01 AM all 26.77 0.00 3.49 0.35 0.02 69.37 10:08:01 AM 0 26.44 0.00 3.50 0.32 0.02 69.73 10:08:01 AM 1 27.10 0.00 3.48 0.38 0.02 69.02 10:09:01 AM all 17.81 0.00 2.11 0.26 0.02 79.81 10:09:01 AM 0 22.98 0.00 2.08 0.33 0.02 74.59 10:09:01 AM 1 12.62 0.00 2.14 0.18 0.02 85.04 10:10:01 AM all 8.88 0.00 1.14 0.06 0.01 89.92 10:10:01 AM 0 16.63 0.00 1.50 0.02 0.02 81.84 10:10:01 AM 1 1.14 0.00 0.77 0.10 0.00 98.00 10:11:01 AM all 24.37 0.00 1.87 0.06 0.02 73.68 10:11:01 AM 0 24.10 0.00 1.83 0.05 0.02 74.00 10:11:01 AM 1 24.64 0.00 1.92 0.07 0.02 73.36 10:12:01 AM all 6.69 0.00 0.76 0.04 0.01 92.50 10:12:01 AM 0 7.97 0.00 0.87 0.07 0.00 91.09 10:12:01 AM 1 5.41 0.00 0.65 0.02 0.02 93.90 10:13:01 AM all 25.67 0.00 2.59 0.05 0.02 71.67 10:13:01 AM 0 37.96 0.00 2.73 0.02 0.03 59.25 10:13:01 AM 1 13.35 0.00 2.45 0.08 0.00 84.11 Average: all 18.44 0.04 2.85 0.32 0.02 78.33 Average: 0 22.63 0.04 2.91 0.33 0.02 74.07 Average: 1 14.25 0.05 2.78 0.32 0.01 82.58