---> uname -a: Linux prd-centos8-builder-2c-4g-1354.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 495 1119 17 2050 2895 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:bd:fb:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:febd:fb81/64 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) 05/20/2026 _x86_64_ (2 CPU) 15:03:50 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:01 PM 262.19 188.97 73.21 15080.13 38080.71 03:06:01 PM 55.81 0.38 55.43 34.11 5781.58 03:07:01 PM 67.59 2.13 65.46 84.91 10012.51 03:08:01 PM 25.57 0.25 25.32 40.12 1586.70 03:09:01 PM 18.08 0.07 18.01 3.07 483.89 03:10:01 PM 15.43 0.00 15.43 0.00 604.21 03:11:01 PM 18.42 0.90 17.52 46.36 512.41 Average: 66.16 27.53 38.63 2184.15 8151.77 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 PM 1573284 3056876 2180400 58.09 2104 1662204 609084 12.68 139416 1791456 81916 03:06:01 PM 1335788 3036112 2417896 64.41 2104 1867820 608016 12.66 144576 1981976 167512 03:07:01 PM 1117380 2967652 2636304 70.23 2104 2011872 652060 13.58 151236 2166808 64136 03:08:01 PM 1180892 2994368 2572792 68.54 2104 1974320 642648 13.38 174056 2079568 9408 03:09:01 PM 1167228 2980816 2586456 68.90 2104 1974412 648216 13.50 212412 2054992 8500 03:10:01 PM 1156468 2970028 2597216 69.19 2104 1974412 656040 13.66 213104 2065572 8504 03:11:01 PM 1115860 2930056 2637824 70.27 2104 1975044 683424 14.23 397260 1920872 7576 Average: 1235271 2990844 2518413 67.09 2104 1920012 642784 13.39 204580 2008749 49650 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 PM eth0 205.73 120.72 1004.69 55.65 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 73.67 61.44 885.15 6.59 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 52.95 41.64 701.08 7.54 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 12.43 14.06 13.17 8.34 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 11.73 13.10 8.70 6.11 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 12.44 13.09 10.83 4.24 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 15.87 13.87 16.56 7.26 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 54.98 39.70 377.18 13.68 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) 05/20/2026 _x86_64_ (2 CPU) 15:03:50 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:01 PM all 42.30 0.07 13.76 12.68 2.67 28.52 03:05:01 PM 0 50.63 0.07 15.10 9.32 2.44 22.45 03:05:01 PM 1 34.01 0.08 12.43 16.02 2.90 34.56 03:06:01 PM all 35.47 0.00 4.17 1.28 2.35 56.73 03:06:01 PM 0 57.42 0.00 6.28 1.15 2.36 32.79 03:06:01 PM 1 13.83 0.00 2.09 1.41 2.33 80.34 03:07:01 PM all 37.16 0.00 4.37 1.84 2.67 53.97 03:07:01 PM 0 54.90 0.00 5.61 1.76 2.69 35.04 03:07:01 PM 1 19.62 0.00 3.14 1.92 2.64 72.69 03:08:01 PM all 36.49 0.00 3.10 0.72 2.69 57.01 03:08:01 PM 0 48.78 0.00 3.46 0.98 2.66 44.12 03:08:01 PM 1 24.29 0.00 2.74 0.46 2.71 69.81 03:09:01 PM all 38.38 0.00 2.87 0.37 2.77 55.61 03:09:01 PM 0 56.08 0.00 3.64 0.38 2.58 37.32 03:09:01 PM 1 20.93 0.00 2.11 0.36 2.96 73.63 03:10:01 PM all 34.10 0.00 2.75 0.32 2.54 60.29 03:10:01 PM 0 33.26 0.00 2.48 0.46 2.75 61.05 03:10:01 PM 1 34.93 0.00 3.02 0.18 2.33 59.54 03:11:01 PM all 39.05 0.00 2.95 0.44 2.34 55.22 03:11:01 PM 0 56.01 0.00 3.16 0.36 2.37 38.10 03:11:01 PM 1 22.19 0.00 2.73 0.51 2.32 72.25 Average: all 37.56 0.01 4.84 2.51 2.57 52.51 Average: 0 50.99 0.01 5.66 2.05 2.55 38.74 Average: 1 24.23 0.01 4.02 2.96 2.60 66.17