---> uname -a: Linux prd-centos8-builder-2c-1g-5157.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 657 4077 19 2964 6724 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:54:f5:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85834sec preferred_lft 85834sec inet6 fe80::f816:3eff:fe54:f56d/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) 03/26/2026 _x86_64_ (2 CPU) 08:41:19 LINUX RESTART (2 CPU) 08:42:01 AM tps rtps wtps bread/s bwrtn/s 08:43:01 AM 93.08 60.21 32.88 573.24 6631.94 08:44:01 AM 132.94 7.15 125.80 1017.30 19286.47 08:45:01 AM 24.88 0.00 24.88 0.00 5293.03 08:46:01 AM 1.30 0.00 1.30 0.00 26.20 08:47:01 AM 0.15 0.00 0.15 0.00 2.18 08:48:01 AM 0.50 0.00 0.50 0.00 9.43 08:49:01 AM 0.40 0.08 0.32 4.13 14.21 08:50:01 AM 33.37 0.12 33.26 10.53 2052.73 Average: 35.83 8.44 27.38 200.65 4164.48 08:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:43:01 AM 5421212 7015716 2463224 31.24 2688 1781960 978584 10.95 254792 1912664 40 08:44:01 AM 4537384 6843300 3347052 42.45 2688 2453536 1081432 12.11 273208 2622596 140648 08:45:01 AM 4534564 6840484 3349872 42.49 2688 2453540 1081432 12.11 273208 2626704 4 08:46:01 AM 4525652 6831572 3358784 42.60 2688 2453540 1081432 12.11 273208 2635520 8 08:47:01 AM 4517320 6823264 3367116 42.71 2688 2453568 1079064 12.08 273396 2643760 36 08:48:01 AM 4497324 6803272 3387112 42.96 2688 2453572 1079064 12.08 273396 2663684 4 08:49:01 AM 4503440 6809812 3380996 42.88 2688 2454012 1081788 12.11 273500 2657576 4 08:50:01 AM 4258124 6828840 3626312 45.99 2688 2692532 799044 8.94 494728 2645012 200336 Average: 4599378 6849532 3285058 41.67 2688 2399532 1032730 11.56 298680 2550940 42635 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 9.93 9.45 2.25 2.06 0.00 0.00 0.00 0.00 08:44:01 AM lo 5.73 5.73 11.57 11.57 0.00 0.00 0.00 0.00 08:44:01 AM eth0 82.22 64.79 1110.64 17.26 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 0.62 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 0.52 0.55 0.09 0.26 0.00 0.00 0.00 0.00 08:47:01 AM lo 2.18 2.18 6.07 6.07 0.00 0.00 0.00 0.00 08:47:01 AM eth0 1.75 1.73 3.28 3.37 0.00 0.00 0.00 0.00 08:48:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:48:01 AM eth0 0.43 0.53 0.09 0.26 0.00 0.00 0.00 0.00 08:49:01 AM lo 5.00 5.00 9.53 9.53 0.00 0.00 0.00 0.00 08:49:01 AM eth0 3.43 3.13 2.33 8.33 0.00 0.00 0.00 0.00 08:50:01 AM lo 14.43 14.43 25.17 25.17 0.00 0.00 0.00 0.00 08:50:01 AM eth0 49.40 39.74 605.61 30.33 0.00 0.00 0.00 0.00 Average: lo 3.48 3.48 6.55 6.55 0.00 0.00 0.00 0.00 Average: eth0 18.54 15.06 215.56 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) 03/26/2026 _x86_64_ (2 CPU) 08:41:19 LINUX RESTART (2 CPU) 08:42:01 AM CPU %user %nice %system %iowait %steal %idle 08:43:01 AM all 1.06 0.92 7.56 1.15 0.14 89.16 08:43:01 AM 0 1.45 1.04 7.95 1.05 0.15 88.36 08:43:01 AM 1 0.67 0.80 7.18 1.26 0.13 89.96 08:44:01 AM all 31.50 0.00 4.24 1.42 0.11 62.74 08:44:01 AM 0 55.82 0.00 5.81 1.37 0.08 36.92 08:44:01 AM 1 7.32 0.00 2.67 1.48 0.13 88.40 08:45:01 AM all 1.16 0.00 0.41 0.50 0.08 97.85 08:45:01 AM 0 0.92 0.00 0.44 0.39 0.08 98.17 08:45:01 AM 1 1.39 0.00 0.39 0.62 0.08 97.52 08:46:01 AM all 1.18 0.00 0.25 0.01 0.08 98.48 08:46:01 AM 0 1.65 0.00 0.40 0.02 0.12 97.82 08:46:01 AM 1 0.72 0.00 0.10 0.00 0.05 99.13 08:47:01 AM all 1.21 0.00 0.27 0.00 0.14 98.38 08:47:01 AM 0 0.52 0.00 0.20 0.00 0.12 99.16 08:47:01 AM 1 1.90 0.00 0.34 0.00 0.17 97.60 08:48:01 AM all 1.15 0.00 0.25 0.00 0.11 98.49 08:48:01 AM 0 0.94 0.00 0.25 0.00 0.13 98.68 08:48:01 AM 1 1.36 0.00 0.25 0.00 0.08 98.31 08:49:01 AM all 1.58 0.00 0.39 0.00 0.08 97.94 08:49:01 AM 0 1.09 0.00 0.28 0.00 0.07 98.56 08:49:01 AM 1 2.08 0.00 0.50 0.00 0.10 97.31 08:50:01 AM all 20.81 0.00 2.60 0.25 0.08 76.25 08:50:01 AM 0 25.00 0.00 2.76 0.32 0.10 71.83 08:50:01 AM 1 16.62 0.00 2.45 0.18 0.07 80.68 Average: all 7.48 0.12 2.00 0.42 0.10 89.88 Average: 0 10.95 0.13 2.27 0.39 0.11 86.16 Average: 1 4.02 0.10 1.74 0.44 0.10 93.60