---> uname -a: Linux prd-centos8-builder-2c-4g-10091.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: 2800.000 BogoMIPS: 5600.00 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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 510 1113 17 2041 2880 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:b8:00:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.235/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:feb8:2a/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) 03/30/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 257.65 184.54 73.11 15007.50 37998.40 03:06:01 AM 56.03 0.32 55.71 9.73 5262.40 03:07:01 AM 69.52 2.17 67.36 108.78 10062.69 03:08:01 AM 25.64 0.28 25.36 40.65 1556.20 03:09:01 AM 17.60 0.07 17.53 3.07 474.75 03:10:01 AM 14.44 0.00 14.44 0.00 555.71 03:11:01 AM 19.65 0.90 18.75 46.36 517.22 03:12:01 AM 18.21 0.22 17.99 23.86 538.17 Average: 59.84 23.56 36.28 1905.15 7120.73 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1554824 3026276 2198852 58.58 2104 1651344 629908 13.12 137204 1816540 72976 03:06:01 AM 1307772 2992412 2445904 65.16 2104 1852500 632200 13.16 149076 2007348 163928 03:07:01 AM 1087140 2926268 2666536 71.04 2104 2001064 677112 14.10 151468 2198260 61500 03:08:01 AM 1172612 2977192 2581064 68.76 2104 1965824 617788 12.86 173608 2090304 9360 03:09:01 AM 1207148 3010672 2546528 67.84 2104 1964836 592104 12.33 211192 2018536 7372 03:10:01 AM 1184140 2987712 2569536 68.45 2104 1964840 613068 12.77 211868 2040416 7372 03:11:01 AM 1161264 2966552 2592412 69.06 2104 1966372 628612 13.09 396024 1878764 7520 03:12:01 AM 1140720 2949656 2612956 69.61 2104 1969724 647600 13.49 406252 1889920 19508 Average: 1226952 2979592 2526724 67.31 2104 1917063 629799 13.11 229586 1992511 43692 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 198.80 114.31 975.99 55.33 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 64.96 53.82 763.37 5.91 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 59.99 49.43 780.86 7.96 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 11.76 13.30 18.23 5.02 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 9.87 12.23 7.81 5.56 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 12.18 12.71 10.38 4.01 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 17.89 16.60 16.18 7.90 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 8.00 9.50 6.04 4.80 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 47.93 35.24 322.34 12.06 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) 03/30/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.49 0.08 13.75 14.04 2.24 26.40 03:05:01 AM 0 36.18 0.07 12.47 14.61 2.34 34.33 03:05:01 AM 1 50.88 0.08 15.05 13.46 2.13 18.39 03:06:01 AM all 35.33 0.00 4.02 1.38 2.41 56.87 03:06:01 AM 0 30.23 0.00 3.17 1.04 2.40 63.17 03:06:01 AM 1 40.47 0.00 4.86 1.72 2.42 50.53 03:07:01 AM all 37.13 0.00 4.21 2.66 1.94 54.06 03:07:01 AM 0 54.31 0.00 5.71 2.93 1.93 35.12 03:07:01 AM 1 20.08 0.00 2.73 2.39 1.95 72.85 03:08:01 AM all 37.03 0.00 2.92 0.63 2.17 57.26 03:08:01 AM 0 58.99 0.00 3.88 0.48 2.27 34.37 03:08:01 AM 1 15.22 0.00 1.96 0.77 2.06 79.98 03:09:01 AM all 39.50 0.00 2.61 0.29 2.16 55.44 03:09:01 AM 0 61.63 0.00 3.46 0.25 2.39 32.28 03:09:01 AM 1 17.48 0.00 1.77 0.33 1.93 78.49 03:10:01 AM all 33.26 0.00 2.81 0.37 1.80 61.76 03:10:01 AM 0 41.82 0.00 3.13 0.33 2.24 52.48 03:10:01 AM 1 24.68 0.00 2.48 0.40 1.36 71.07 03:11:01 AM all 39.95 0.00 3.11 0.51 2.09 54.34 03:11:01 AM 0 46.33 0.00 3.22 0.76 2.08 47.61 03:11:01 AM 1 33.60 0.00 2.99 0.26 2.10 61.04 03:12:01 AM all 40.05 0.00 3.32 0.18 2.03 54.42 03:12:01 AM 0 50.46 0.00 4.13 0.23 1.91 43.26 03:12:01 AM 1 29.68 0.00 2.51 0.13 2.15 65.53 Average: all 38.21 0.01 4.58 2.49 2.10 52.60 Average: 0 47.47 0.01 4.89 2.58 2.20 42.86 Average: 1 28.97 0.01 4.27 2.41 2.01 62.32