---> uname -a: Linux prd-centos8-builder-4c-4g-11107.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 802 10389 19 4570 14611 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:10:c1:ae 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 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:fe10:c1ae/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) 11/08/2025 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:22:02 AM tps rtps wtps bread/s bwrtn/s 01:23:01 AM 207.35 59.78 147.58 2179.33 11642.26 01:24:01 AM 37.11 0.00 37.11 0.00 4893.60 01:25:01 AM 105.46 12.13 93.34 1609.60 1400.55 01:26:01 AM 326.21 6.28 319.93 902.25 13573.70 01:27:01 AM 72.52 1.12 71.40 158.11 29815.00 01:28:01 AM 120.75 0.00 120.75 0.00 32136.23 01:29:01 AM 44.83 0.00 44.83 0.00 5511.63 01:30:01 AM 82.85 0.30 82.55 48.80 7345.68 Average: 124.47 9.85 114.62 609.05 13293.11 01:22:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:01 AM 13234688 15100128 2906836 18.01 2688 2062992 805796 4.69 202904 2292832 126960 01:24:01 AM 13226104 15093536 2915420 18.06 2688 2063632 822048 4.78 202908 2294684 384 01:25:01 AM 12185736 14218680 3955788 24.51 2688 2219440 1838588 10.70 220228 3281380 101444 01:26:01 AM 9355892 12496668 6785632 42.04 2688 3313708 3337424 19.41 445904 5854656 835656 01:27:01 AM 10111156 13433180 6030368 37.36 2688 3486168 2289296 13.32 511144 5021132 129280 01:28:01 AM 9181816 13396456 6959708 43.12 2688 4370544 2313596 13.46 873440 5574840 74560 01:29:01 AM 7774164 12193244 8367360 51.84 2688 4557572 3453896 20.09 956140 6869440 122004 01:30:01 AM 10707588 15028032 5433936 33.66 2688 4447748 804760 4.68 1169756 3703984 57060 Average: 10722143 13869990 5419381 33.57 2688 3315226 1958176 11.39 572803 4361618 180918 01:22:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 125.33 101.80 1212.37 28.27 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 132.24 114.43 294.19 32.76 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 287.49 306.68 1566.45 78.98 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 01:26:01 AM eth0 562.17 343.83 7595.67 36.29 0.00 0.00 0.00 0.00 01:27:01 AM lo 0.43 0.43 0.09 0.09 0.00 0.00 0.00 0.00 01:27:01 AM eth0 93.38 79.32 1835.14 16.45 0.00 0.00 0.00 0.00 01:28:01 AM lo 2.85 2.85 0.56 0.56 0.00 0.00 0.00 0.00 01:28:01 AM eth0 19.80 20.41 43.81 6.23 0.00 0.00 0.00 0.00 01:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM eth0 37.59 37.14 158.52 17.12 0.00 0.00 0.00 0.00 01:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM eth0 33.02 29.83 37.04 12.81 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 0.08 0.08 0.00 0.00 0.00 0.00 Average: eth0 161.46 129.24 1593.72 28.62 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) 11/08/2025 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:22:02 AM CPU %user %nice %system %iowait %steal %idle 01:23:01 AM all 16.00 0.52 7.65 1.51 0.11 74.22 01:23:01 AM 0 24.71 0.51 7.62 1.74 0.12 65.31 01:23:01 AM 1 24.78 0.60 9.43 1.48 0.12 63.59 01:23:01 AM 2 7.81 0.44 6.14 1.26 0.10 84.25 01:23:01 AM 3 6.68 0.51 7.41 1.57 0.10 83.73 01:24:01 AM all 0.57 0.00 0.49 0.37 0.08 98.49 01:24:01 AM 0 0.38 0.00 0.37 0.20 0.08 98.96 01:24:01 AM 1 0.87 0.00 0.87 0.00 0.07 98.20 01:24:01 AM 2 0.22 0.00 0.25 0.23 0.08 99.21 01:24:01 AM 3 0.82 0.00 0.47 1.05 0.08 97.58 01:25:01 AM all 13.18 0.00 1.39 0.54 0.10 84.80 01:25:01 AM 0 10.45 0.00 2.21 0.37 0.10 86.87 01:25:01 AM 1 15.87 0.00 0.63 0.07 0.08 83.34 01:25:01 AM 2 12.08 0.00 1.42 0.77 0.10 85.62 01:25:01 AM 3 14.30 0.00 1.27 0.94 0.10 83.38 01:26:01 AM all 41.59 0.00 2.79 1.44 0.10 54.08 01:26:01 AM 0 40.77 0.00 2.11 1.07 0.12 55.92 01:26:01 AM 1 39.57 0.00 2.08 1.88 0.10 56.38 01:26:01 AM 2 40.74 0.00 2.28 1.19 0.10 55.69 01:26:01 AM 3 45.28 0.00 4.68 1.63 0.10 48.30 01:27:01 AM all 62.20 0.00 2.43 0.79 0.11 34.47 01:27:01 AM 0 58.06 0.00 1.27 1.27 0.13 39.26 01:27:01 AM 1 58.11 0.00 2.09 0.67 0.12 39.01 01:27:01 AM 2 64.16 0.00 3.00 0.69 0.10 32.06 01:27:01 AM 3 68.49 0.00 3.35 0.54 0.10 27.52 01:28:01 AM all 47.33 0.00 2.76 1.71 0.10 48.11 01:28:01 AM 0 54.15 0.00 4.17 1.32 0.08 40.27 01:28:01 AM 1 46.52 0.00 1.59 1.61 0.10 50.18 01:28:01 AM 2 46.36 0.00 2.85 1.38 0.10 49.30 01:28:01 AM 3 42.29 0.00 2.42 2.52 0.10 52.68 01:29:01 AM all 55.42 0.00 2.84 0.39 0.10 41.26 01:29:01 AM 0 55.55 0.00 2.32 0.64 0.10 41.39 01:29:01 AM 1 49.96 0.00 1.24 0.27 0.10 48.43 01:29:01 AM 2 60.71 0.00 3.88 0.17 0.08 35.15 01:29:01 AM 3 55.45 0.00 3.92 0.47 0.10 40.06 01:30:01 AM all 36.27 0.00 2.66 0.60 0.09 60.37 01:30:01 AM 0 38.93 0.00 3.71 0.77 0.10 56.49 01:30:01 AM 1 45.48 0.00 3.45 0.62 0.10 50.34 01:30:01 AM 2 33.53 0.00 2.35 0.62 0.08 63.42 01:30:01 AM 3 27.12 0.00 1.14 0.40 0.08 71.25 Average: all 34.09 0.06 2.86 0.92 0.10 61.97 Average: 0 35.38 0.06 2.96 0.92 0.10 60.57 Average: 1 35.15 0.07 2.66 0.82 0.10 61.20 Average: 2 33.24 0.05 2.76 0.79 0.09 63.06 Average: 3 32.58 0.06 3.07 1.14 0.10 63.05