---> uname -a: Linux prd-centos8-builder-2c-1g-3675.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 670 4730 20 2296 6716 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:70:bd:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fe70:bd88/64 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) 10/20/2026 _x86_64_ (2 CPU) 11:03:30 LINUX RESTART (2 CPU) 11:04:02 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 305.27 130.13 175.14 8223.44 41110.86 11:06:01 AM 53.30 0.25 53.05 31.59 4222.13 11:07:01 AM 88.00 1.20 86.80 234.32 12396.42 11:08:01 AM 34.87 0.05 34.82 1.33 9649.22 11:09:01 AM 18.69 0.20 18.49 32.39 4630.89 11:10:01 AM 13.15 0.03 13.11 1.73 740.72 11:11:01 AM 5.45 0.00 5.45 0.00 196.00 11:12:01 AM 4.30 0.92 3.38 46.92 142.52 Average: 64.89 16.37 48.52 1056.84 9070.70 11:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 5434160 6974764 2448276 31.06 2688 1725284 784944 8.79 191492 1948348 33048 11:06:01 AM 5184416 6960296 2698020 34.23 2688 1948488 775528 8.68 198472 2148920 173804 11:07:01 AM 4867304 6892656 3015132 38.25 2688 2187348 807300 9.04 202656 2421180 181404 11:08:01 AM 4631652 6718980 3250784 41.24 2688 2248568 971800 10.88 243136 2609808 103716 11:09:01 AM 4866172 6893452 3016264 38.27 2688 2190320 797152 8.93 236596 2387712 6208 11:10:01 AM 4866840 6894188 3015596 38.26 2688 2190376 803920 9.00 238868 2385536 4 11:11:01 AM 4869944 6897244 3012492 38.22 2688 2190376 789896 8.84 239500 2382112 4 11:12:01 AM 4815380 6844408 3067056 38.91 2688 2192024 855968 9.58 419880 2256072 6372 Average: 4941984 6884498 2940452 37.30 2688 2109098 823314 9.22 246325 2317461 63070 11:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 233.08 116.89 1108.63 59.23 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 67.83 42.54 882.75 5.81 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 53.48 32.02 775.70 8.46 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 10.63 8.08 32.48 2.06 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 6.01 5.15 8.73 1.17 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 6.06 5.01 5.79 1.71 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 4.80 5.28 5.65 1.03 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 14.10 9.91 15.53 4.25 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 49.12 27.93 352.86 10.37 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) 10/20/2026 _x86_64_ (2 CPU) 11:03:30 LINUX RESTART (2 CPU) 11:04:02 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 28.20 1.25 29.19 3.40 0.03 37.92 11:05:01 AM 0 23.66 1.39 32.06 3.81 0.03 39.05 11:05:01 AM 1 32.74 1.11 26.32 3.00 0.03 36.80 11:06:01 AM all 17.89 0.00 2.98 0.43 0.01 78.69 11:06:01 AM 0 14.34 0.00 2.35 0.45 0.02 82.84 11:06:01 AM 1 21.43 0.00 3.61 0.42 0.00 74.54 11:07:01 AM all 25.54 0.00 3.93 0.69 0.02 69.83 11:07:01 AM 0 18.13 0.00 3.31 0.73 0.00 77.83 11:07:01 AM 1 32.96 0.00 4.55 0.65 0.03 61.81 11:08:01 AM all 26.46 0.00 3.00 0.24 0.02 70.28 11:08:01 AM 0 14.73 0.00 3.42 0.38 0.02 81.45 11:08:01 AM 1 38.14 0.00 2.58 0.10 0.02 59.16 11:09:01 AM all 13.52 0.00 1.84 0.13 0.01 84.49 11:09:01 AM 0 19.77 0.00 1.67 0.08 0.02 78.46 11:09:01 AM 1 7.30 0.00 2.02 0.18 0.00 90.50 11:10:01 AM all 23.29 0.00 1.83 0.07 0.02 74.79 11:10:01 AM 0 5.55 0.00 1.55 0.10 0.00 92.80 11:10:01 AM 1 40.97 0.00 2.11 0.03 0.03 56.85 11:11:01 AM all 6.80 0.00 0.78 0.02 0.01 92.40 11:11:01 AM 0 6.70 0.00 0.82 0.00 0.02 92.47 11:11:01 AM 1 6.91 0.00 0.73 0.03 0.00 92.33 11:12:01 AM all 26.41 0.00 2.45 0.02 0.01 71.10 11:12:01 AM 0 28.42 0.00 2.12 0.03 0.02 69.42 11:12:01 AM 1 24.40 0.00 2.78 0.02 0.00 72.80 Average: all 20.99 0.15 5.67 0.62 0.01 72.55 Average: 0 16.39 0.17 5.82 0.69 0.01 76.91 Average: 1 25.59 0.14 5.52 0.55 0.01 68.20