---> uname -a: Linux prd-centos8-builder-2c-1g-6188.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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: 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): 0,1 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 nrip_save 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 9.3G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 666 4063 19 2969 6715 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:85:4b:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.113/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85840sec preferred_lft 85840sec inet6 fe80::f816:3eff:fe85:4b2f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 04/26/2026 _x86_64_ (2 CPU) 08:41:21 LINUX RESTART (2 CPU) 08:42:01 AM tps rtps wtps bread/s bwrtn/s 08:43:01 AM 99.17 66.32 32.84 622.83 6312.05 08:44:01 AM 143.34 7.13 136.20 1017.13 21784.71 08:45:01 AM 14.33 0.03 14.30 0.53 2797.45 08:46:01 AM 1.45 0.00 1.45 0.00 25.90 08:47:01 AM 0.35 0.00 0.35 0.00 4.98 08:48:02 AM 0.67 0.00 0.67 0.00 9.60 08:49:01 AM 1.00 0.08 0.92 4.20 27.03 08:50:01 AM 39.34 0.50 38.84 64.65 2421.83 Average: 37.53 9.28 28.26 214.12 4181.93 08:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:43:01 AM 5413348 7007864 2471088 31.34 2688 1781984 1031964 11.55 255272 1921564 48 08:44:01 AM 4527464 6834896 3356972 42.58 2688 2455088 1116420 12.50 273608 2637720 73920 08:45:01 AM 4526192 6833644 3358244 42.59 2688 2455108 1131804 12.67 273636 2638580 4 08:46:01 AM 4522808 6830260 3361628 42.64 2688 2455108 1131804 12.67 273636 2642016 4 08:47:01 AM 4515464 6822940 3368972 42.73 2688 2455136 1131884 12.67 273820 2648812 4 08:48:02 AM 4505748 6813228 3378688 42.85 2688 2455140 1131884 12.67 273820 2658644 4 08:49:01 AM 4483940 6791864 3400496 43.13 2688 2455580 1118464 12.52 273908 2680284 4 08:50:01 AM 4391768 6921132 3492668 44.30 2688 2649500 734456 8.22 456780 2552548 151968 Average: 4610842 6856978 3273594 41.52 2688 2395330 1066085 11.93 294310 2547521 28244 08:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:43:01 AM lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:43:01 AM eth0 11.41 10.71 2.54 2.28 0.00 0.00 0.00 0.00 08:44:01 AM lo 5.91 5.91 11.58 11.58 0.00 0.00 0.00 0.00 08:44:01 AM eth0 54.68 47.43 1113.41 15.80 0.00 0.00 0.00 0.00 08:45:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:45:01 AM eth0 0.65 0.57 0.11 0.26 0.00 0.00 0.00 0.00 08:46:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:46:01 AM eth0 0.63 0.63 0.19 0.68 0.00 0.00 0.00 0.00 08:47:01 AM lo 2.07 2.07 6.06 6.06 0.00 0.00 0.00 0.00 08:47:01 AM eth0 1.92 1.93 3.31 3.38 0.00 0.00 0.00 0.00 08:48:02 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:48:02 AM eth0 0.45 0.55 0.12 0.26 0.00 0.00 0.00 0.00 08:49:01 AM lo 5.02 5.02 9.68 9.68 0.00 0.00 0.00 0.00 08:49:01 AM eth0 3.47 3.12 2.33 7.96 0.00 0.00 0.00 0.00 08:50:01 AM lo 14.60 14.60 25.18 25.18 0.00 0.00 0.00 0.00 08:50:01 AM eth0 53.30 42.70 642.20 31.57 0.00 0.00 0.00 0.00 Average: lo 3.51 3.51 6.56 6.56 0.00 0.00 0.00 0.00 Average: eth0 15.84 13.48 221.01 7.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 04/26/2026 _x86_64_ (2 CPU) 08:41:21 LINUX RESTART (2 CPU) 08:42:01 AM CPU %user %nice %system %iowait %steal %idle 08:43:01 AM all 0.91 1.04 9.59 1.16 0.06 87.24 08:43:01 AM 0 0.87 1.09 9.71 1.15 0.07 87.12 08:43:01 AM 1 0.96 0.99 9.47 1.17 0.05 87.36 08:44:01 AM all 31.65 0.00 4.46 1.50 0.08 62.30 08:44:01 AM 0 45.87 0.00 5.68 1.38 0.08 46.99 08:44:01 AM 1 17.47 0.00 3.25 1.63 0.08 77.57 08:45:01 AM all 1.24 0.00 0.35 0.18 0.08 98.15 08:45:01 AM 0 1.48 0.00 0.34 0.12 0.08 97.99 08:45:01 AM 1 1.01 0.00 0.37 0.25 0.07 98.31 08:46:01 AM all 1.28 0.00 0.28 0.02 0.07 98.36 08:46:01 AM 0 2.26 0.00 0.44 0.00 0.08 97.22 08:46:01 AM 1 0.32 0.00 0.12 0.03 0.05 99.48 08:47:01 AM all 1.22 0.00 0.37 0.00 0.07 98.34 08:47:01 AM 0 2.23 0.00 0.61 0.00 0.10 97.07 08:47:01 AM 1 0.23 0.00 0.13 0.00 0.03 99.60 08:48:02 AM all 1.26 0.00 0.25 0.00 0.07 98.42 08:48:02 AM 0 2.22 0.00 0.39 0.00 0.10 97.29 08:48:02 AM 1 0.30 0.00 0.12 0.00 0.03 99.55 08:49:01 AM all 1.67 0.00 0.38 0.02 0.07 97.86 08:49:01 AM 0 1.60 0.00 0.31 0.02 0.05 98.03 08:49:01 AM 1 1.75 0.00 0.46 0.02 0.09 97.69 08:50:01 AM all 23.44 0.00 3.24 0.29 0.09 72.94 08:50:01 AM 0 24.53 0.00 3.23 0.32 0.08 71.84 08:50:01 AM 1 22.34 0.00 3.26 0.27 0.10 74.04 Average: all 7.88 0.13 2.37 0.40 0.07 89.14 Average: 0 10.20 0.14 2.60 0.38 0.08 86.61 Average: 1 5.57 0.12 2.15 0.42 0.06 91.67