---> uname -a: Linux prd-centos8-builder-2c-4g-1005.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 492 934 17 2238 2894 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:9d:79:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fe9d:7900/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/24/2026 _x86_64_ (2 CPU) 09:03:50 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 55.98 6.26 49.72 926.36 5593.44 09:07:01 AM 62.07 0.70 61.37 201.57 8226.23 09:08:01 AM 44.96 0.58 44.38 67.46 12902.43 09:09:01 AM 31.84 0.05 31.79 1.33 3862.75 09:10:01 AM 24.53 0.20 24.33 32.39 4605.58 09:11:01 AM 18.11 0.03 18.08 1.73 574.12 09:12:01 AM 12.75 0.00 12.75 0.00 480.52 09:13:01 AM 5.73 0.00 5.73 0.00 134.17 09:14:01 AM 30.72 11.20 19.53 394.27 745.42 Average: 31.85 2.11 29.74 180.57 4124.79 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1393164 3038580 2360512 62.89 2104 1813996 588932 12.26 134908 1935724 136608 09:07:01 AM 1121052 3012184 2632624 70.13 2104 2050736 591220 12.31 137672 2171328 178340 09:08:01 AM 872864 2923588 2880812 76.75 2104 2209168 671924 13.99 153772 2395832 68732 09:09:01 AM 864972 2869552 2888704 76.96 2104 2163028 727068 15.14 179092 2378924 56548 09:10:01 AM 988512 2978592 2765164 73.67 2104 2147904 619464 12.90 216040 2214676 6216 09:11:01 AM 979912 2972280 2773764 73.89 2104 2150232 625524 13.03 217768 2222164 8504 09:12:01 AM 1013500 3003640 2740176 73.00 2104 2147964 594460 12.38 217980 2188592 8 09:13:01 AM 940852 2933332 2812824 74.94 2104 2150336 658268 13.71 218200 2261828 8588 09:14:01 AM 970228 2973984 2783448 74.15 2104 2161028 618528 12.88 409508 2038716 4 Average: 1016117 2967304 2737559 72.93 2104 2110488 632821 13.18 209438 2200865 51505 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 51.98 44.55 860.46 5.64 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 60.22 52.72 915.18 6.35 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 43.19 38.88 735.58 5.80 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 8.10 8.86 9.11 3.84 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 7.80 8.78 8.79 3.11 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 10.53 10.81 5.41 4.82 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 6.55 7.00 4.95 2.26 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 7.16 7.43 5.69 2.24 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 14.88 14.50 13.55 11.88 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 23.38 21.50 284.29 5.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/24/2026 _x86_64_ (2 CPU) 09:03:50 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 24.32 0.00 3.40 1.25 0.09 70.93 09:06:01 AM 0 37.48 0.00 4.59 1.00 0.10 56.83 09:06:01 AM 1 11.14 0.00 2.21 1.50 0.08 85.06 09:07:01 AM all 22.07 0.00 3.36 2.50 0.08 71.97 09:07:01 AM 0 35.93 0.00 3.98 1.79 0.10 58.21 09:07:01 AM 1 8.23 0.00 2.75 3.22 0.07 85.73 09:08:01 AM all 28.21 0.00 2.71 1.59 0.08 67.41 09:08:01 AM 0 26.71 0.00 2.05 1.63 0.08 69.53 09:08:01 AM 1 29.73 0.00 3.36 1.54 0.08 65.28 09:09:01 AM all 26.10 0.00 2.33 0.85 0.08 70.64 09:09:01 AM 0 43.49 0.00 2.68 0.80 0.10 52.93 09:09:01 AM 1 8.69 0.00 1.97 0.90 0.05 88.38 09:10:01 AM all 21.73 0.00 2.29 0.83 0.08 75.08 09:10:01 AM 0 31.90 0.00 2.94 0.83 0.08 64.25 09:10:01 AM 1 11.56 0.00 1.65 0.82 0.07 85.91 09:11:01 AM all 23.05 0.00 1.77 0.21 0.06 74.91 09:11:01 AM 0 36.86 0.00 1.82 0.23 0.08 61.00 09:11:01 AM 1 9.22 0.00 1.72 0.18 0.03 88.84 09:12:01 AM all 16.98 0.00 1.03 0.29 0.06 81.64 09:12:01 AM 0 10.54 0.00 0.82 0.43 0.05 88.15 09:12:01 AM 1 23.43 0.00 1.24 0.15 0.07 75.12 09:13:01 AM all 12.60 0.00 1.09 0.05 0.04 86.22 09:13:01 AM 0 19.81 0.00 1.37 0.05 0.05 78.72 09:13:01 AM 1 5.37 0.00 0.80 0.05 0.03 93.75 09:14:01 AM all 26.48 0.00 2.23 0.94 0.08 70.27 09:14:01 AM 0 44.55 0.00 3.02 1.37 0.10 50.96 09:14:01 AM 1 8.38 0.00 1.44 0.52 0.05 89.62 Average: all 22.39 0.00 2.24 0.95 0.07 74.34 Average: 0 31.92 0.00 2.58 0.90 0.08 64.51 Average: 1 12.86 0.00 1.90 0.99 0.06 84.19