---> uname -a: Linux prd-centos8-builder-2c-1g-4227.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: 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: 7697 559 4898 19 2240 6829 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:b8:7f:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.50/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85790sec preferred_lft 85790sec inet6 fe80::f816:3eff:feb8:7f8a/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) 05/27/2026 _x86_64_ (2 CPU) 07:04:21 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 97.18 57.18 40.00 4600.20 30006.88 07:07:01 AM 119.85 70.92 48.93 1502.42 3849.43 07:08:01 AM 76.92 35.29 41.64 357.88 3188.39 07:09:01 AM 70.72 0.00 70.72 0.00 7050.21 07:10:01 AM 54.33 2.68 51.65 250.98 7919.81 07:11:01 AM 30.97 0.87 30.11 53.72 1897.35 07:12:01 AM 21.93 0.07 21.86 3.07 817.78 07:13:01 AM 17.41 0.00 17.41 0.00 707.93 07:14:01 AM 18.73 0.27 18.46 25.59 666.49 Average: 56.45 18.59 37.86 754.90 6234.04 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 5687528 7120324 2194912 27.85 2688 1622372 705268 7.90 160352 1746888 47184 07:07:01 AM 5473216 7024408 2409224 30.56 2688 1734852 755412 8.46 189124 1910100 33360 07:08:01 AM 5327792 7015520 2554648 32.41 2688 1866492 733316 8.21 214788 2016912 89036 07:09:01 AM 5219032 7001916 2663408 33.79 2688 1954904 714248 8.00 200224 2110296 32320 07:10:01 AM 5039624 7008288 2842816 36.07 2688 2132484 685732 7.68 205096 2258276 24172 07:11:01 AM 5022884 6995856 2859556 36.28 2688 2136048 695960 7.79 235164 2242460 8384 07:12:01 AM 5042880 7015772 2839560 36.02 2688 2136140 673284 7.54 235932 2222344 7472 07:13:01 AM 5029108 7001836 2853332 36.20 2688 2136008 685676 7.68 237012 2235000 7384 07:14:01 AM 4991708 6965484 2890732 36.67 2688 2136928 720556 8.07 427196 2082548 7500 Average: 5203752 7016600 2678688 33.98 2688 1984025 707717 7.92 233876 2091647 28535 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 201.83 125.12 900.73 53.72 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 31.31 23.51 317.44 10.38 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 29.99 21.56 635.05 3.26 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 27.35 22.33 350.56 3.86 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 29.87 21.89 446.34 4.63 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 17.64 16.18 41.85 5.04 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 14.96 13.81 11.34 5.00 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 17.18 16.68 15.29 10.35 0.00 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 18.76 16.61 18.54 7.33 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 43.21 30.86 304.14 11.51 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) 05/27/2026 _x86_64_ (2 CPU) 07:04:21 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 12.63 1.44 10.15 61.72 0.12 13.95 07:06:01 AM 0 11.59 1.44 10.50 62.58 0.12 13.77 07:06:01 AM 1 13.66 1.43 9.79 60.86 0.12 14.14 07:07:01 AM all 14.12 1.32 22.50 33.42 0.19 28.45 07:07:01 AM 0 12.33 1.42 22.84 35.80 0.22 27.39 07:07:01 AM 1 15.92 1.22 22.15 31.04 0.17 29.50 07:08:01 AM all 6.02 0.87 13.55 37.12 0.16 42.28 07:08:01 AM 0 7.41 0.79 13.05 35.82 0.13 42.80 07:08:01 AM 1 4.64 0.94 14.05 38.43 0.18 41.75 07:09:01 AM all 13.18 0.00 2.19 18.00 0.09 66.54 07:09:01 AM 0 22.38 0.00 2.93 21.04 0.12 53.54 07:09:01 AM 1 3.98 0.00 1.46 14.95 0.07 79.55 07:10:01 AM all 19.46 0.00 3.29 15.64 0.13 61.47 07:10:01 AM 0 27.47 0.00 3.90 18.15 0.17 50.31 07:10:01 AM 1 11.47 0.00 2.67 13.15 0.10 72.61 07:11:01 AM all 23.45 0.00 2.18 2.29 0.10 71.98 07:11:01 AM 0 17.89 0.00 1.59 1.79 0.10 78.63 07:11:01 AM 1 29.02 0.00 2.77 2.79 0.10 65.32 07:12:01 AM all 21.39 0.00 2.06 2.57 0.09 73.89 07:12:01 AM 0 25.60 0.00 2.29 2.35 0.08 69.68 07:12:01 AM 1 17.17 0.00 1.83 2.79 0.10 78.12 07:13:01 AM all 25.41 0.00 2.77 4.64 0.10 67.09 07:13:01 AM 0 26.81 0.00 2.57 4.25 0.10 66.27 07:13:01 AM 1 24.00 0.00 2.97 5.02 0.10 67.91 07:14:01 AM all 23.33 0.00 2.14 6.27 0.10 68.16 07:14:01 AM 0 26.29 0.00 2.37 5.00 0.10 66.25 07:14:01 AM 1 20.36 0.00 1.92 7.54 0.10 70.08 Average: all 17.68 0.40 6.73 20.09 0.12 54.97 Average: 0 19.78 0.40 6.86 20.65 0.13 52.18 Average: 1 15.58 0.40 6.60 19.54 0.12 57.77