---> uname -a: Linux prd-centos8-builder-2c-4g-4329.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 527 1021 17 2116 2860 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:15:59:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe15:598f/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) 06/26/2026 _x86_64_ (2 CPU) 17:03:49 LINUX RESTART (2 CPU) 05:04:02 PM tps rtps wtps bread/s bwrtn/s 05:05:01 PM 247.69 173.61 74.08 15038.39 38616.14 05:06:01 PM 60.08 0.38 59.70 34.12 5616.03 05:07:01 PM 66.09 2.10 63.99 84.39 11069.67 05:08:01 PM 30.34 0.08 30.26 1.87 3009.53 05:09:01 PM 18.04 0.27 17.78 41.85 494.95 05:10:01 PM 13.68 0.00 13.68 0.00 352.03 05:11:01 PM 17.26 0.72 16.54 31.06 609.80 05:12:01 PM 21.39 1.28 20.11 58.65 597.53 Average: 58.93 21.99 36.94 1884.21 7481.44 05:04:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 PM 1560508 3038160 2193168 58.43 2104 1656772 649512 13.53 139332 1805648 79232 05:06:01 PM 1266204 2981104 2487472 66.27 2104 1882396 670728 13.97 144872 2050920 180320 05:07:01 PM 1129724 2965308 2623952 69.90 2104 1994916 647920 13.49 147976 2149680 24280 05:08:01 PM 972016 2886568 2781660 74.10 2104 2073524 727716 15.15 177912 2276708 47064 05:09:01 PM 1018840 2919896 2734836 72.86 2104 2060004 693752 14.45 215592 2192028 32296 05:10:01 PM 1087824 2964260 2665852 71.02 2104 2035224 647096 13.47 214288 2124276 7468 05:11:01 PM 1087596 2965044 2666080 71.03 2104 2036132 643860 13.41 398496 1939656 7508 05:12:01 PM 1058148 2941052 2695528 71.81 2104 2041024 657620 13.69 399156 1967568 20856 Average: 1147608 2957674 2606068 69.43 2104 1972499 667276 13.90 229703 2063310 49878 05:04:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 197.36 109.39 915.51 56.02 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 93.94 77.11 1014.33 8.16 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 13.85 13.48 36.19 4.04 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 45.68 37.42 657.63 6.96 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 12.26 13.26 12.87 5.43 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 10.35 11.63 8.71 4.46 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 16.06 15.11 17.42 6.37 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 17.03 16.91 14.64 15.98 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 50.51 36.64 333.47 13.34 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) 06/26/2026 _x86_64_ (2 CPU) 17:03:49 LINUX RESTART (2 CPU) 05:04:02 PM CPU %user %nice %system %iowait %steal %idle 05:05:01 PM all 44.33 0.05 13.79 12.98 1.89 26.97 05:05:01 PM 0 34.67 0.03 11.57 12.73 1.79 39.20 05:05:01 PM 1 54.01 0.07 16.02 13.22 1.98 14.71 05:06:01 PM all 38.65 0.00 4.11 1.30 1.88 54.05 05:06:01 PM 0 17.71 0.00 2.26 1.84 1.48 76.72 05:06:01 PM 1 59.63 0.00 5.96 0.76 2.29 31.35 05:07:01 PM all 38.53 0.00 4.37 1.85 1.76 53.48 05:07:01 PM 0 36.59 0.00 3.97 2.03 1.67 55.74 05:07:01 PM 1 40.46 0.00 4.78 1.68 1.86 51.22 05:08:01 PM all 38.13 0.00 2.25 0.64 1.71 57.27 05:08:01 PM 0 18.77 0.00 1.43 0.98 1.36 77.47 05:08:01 PM 1 57.60 0.00 3.08 0.30 2.07 36.95 05:09:01 PM all 37.89 0.00 2.52 0.32 1.68 57.59 05:09:01 PM 0 14.36 0.00 1.24 0.43 1.34 82.62 05:09:01 PM 1 61.61 0.00 3.81 0.22 2.02 32.35 05:10:01 PM all 36.78 0.00 2.28 0.19 1.69 59.06 05:10:01 PM 0 27.13 0.00 1.38 0.32 1.56 69.61 05:10:01 PM 1 46.45 0.00 3.18 0.07 1.81 48.48 05:11:01 PM all 35.96 0.00 2.82 0.36 1.77 59.09 05:11:01 PM 0 12.30 0.00 1.62 0.45 1.54 84.09 05:11:01 PM 1 59.78 0.00 4.02 0.27 2.00 33.93 05:12:01 PM all 41.34 0.00 3.20 0.49 1.93 53.04 05:12:01 PM 0 20.41 0.00 2.12 0.36 1.74 75.37 05:12:01 PM 1 62.43 0.00 4.28 0.62 2.13 30.54 Average: all 38.93 0.01 4.39 2.23 1.79 52.65 Average: 0 22.69 0.00 3.17 2.36 1.56 70.22 Average: 1 55.24 0.01 5.61 2.11 2.02 35.01