---> uname -a: Linux prd-centos8-builder-2c-4g-7666.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 493 1118 17 2053 2897 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:e0:9d:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85919sec preferred_lft 85919sec inet6 fe80::f816:3eff:fee0:9d70/64 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) 02/27/2026 _x86_64_ (2 CPU) 14:03:44 LINUX RESTART (2 CPU) 02:04:01 PM tps rtps wtps bread/s bwrtn/s 02:05:01 PM 197.87 130.18 67.68 12366.08 37911.78 02:06:01 PM 59.47 0.20 59.27 7.73 5975.39 02:07:01 PM 65.79 0.45 65.34 52.78 9832.19 02:08:01 PM 24.99 0.28 24.71 40.65 1643.69 02:09:01 PM 19.46 0.07 19.40 3.07 512.68 02:10:01 PM 15.54 0.00 15.54 0.00 568.44 02:11:01 PM 20.10 0.90 19.20 46.37 530.53 Average: 57.61 18.87 38.74 1788.35 8139.82 02:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 PM 1613012 3081364 2140672 57.03 2104 1647060 591044 12.31 137528 1753580 67144 02:06:01 PM 1320296 3026488 2433388 64.83 2104 1873516 613944 12.78 144876 1995596 179200 02:07:01 PM 1089364 2941648 2664320 70.98 2104 2013732 679676 14.15 151260 2194292 61892 02:08:01 PM 1201968 3017776 2551716 67.98 2104 1976716 598516 12.46 176348 2056140 8280 02:09:01 PM 1198892 3014600 2554792 68.06 2104 1976812 611552 12.73 213652 2022732 7372 02:10:01 PM 1173940 2990744 2579744 68.73 2104 1977892 629680 13.11 214232 2045708 8452 02:11:01 PM 1143328 2960692 2610356 69.54 2104 1978344 662376 13.79 398304 1893404 7380 Average: 1248686 3004759 2504998 66.73 2104 1920582 626684 13.05 205171 1994493 48531 02:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 224.79 111.16 915.71 55.08 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 81.04 64.26 859.55 6.79 0.00 0.00 0.00 0.00 02:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 51.53 42.80 679.41 7.50 0.00 0.00 0.00 0.00 02:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 PM eth0 10.93 12.13 11.96 4.39 0.00 0.00 0.00 0.00 02:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM eth0 11.45 13.16 8.54 6.07 0.00 0.00 0.00 0.00 02:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM eth0 12.98 13.45 10.83 4.49 0.00 0.00 0.00 0.00 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 18.75 16.22 16.95 14.61 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 58.78 39.03 357.56 14.13 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) 02/27/2026 _x86_64_ (2 CPU) 14:03:44 LINUX RESTART (2 CPU) 02:04:01 PM CPU %user %nice %system %iowait %steal %idle 02:05:01 PM all 41.17 0.04 10.45 12.09 4.27 31.98 02:05:01 PM 0 38.39 0.02 8.66 12.05 4.14 36.75 02:05:01 PM 1 43.97 0.07 12.24 12.13 4.40 27.19 02:06:01 PM all 34.53 0.00 3.91 1.71 4.10 55.74 02:06:01 PM 0 25.51 0.00 2.87 1.87 4.15 65.60 02:06:01 PM 1 43.62 0.00 4.96 1.55 4.05 45.82 02:07:01 PM all 35.58 0.00 3.92 2.46 3.02 55.02 02:07:01 PM 0 20.02 0.00 3.32 2.16 2.93 71.56 02:07:01 PM 1 51.24 0.00 4.52 2.77 3.12 38.35 02:08:01 PM all 35.78 0.00 3.19 0.68 2.47 57.88 02:08:01 PM 0 37.79 0.00 3.06 0.92 2.36 55.87 02:08:01 PM 1 33.78 0.00 3.33 0.43 2.59 59.87 02:09:01 PM all 37.52 0.00 2.57 0.41 2.45 57.06 02:09:01 PM 0 24.81 0.00 2.57 0.49 2.24 69.88 02:09:01 PM 1 50.27 0.00 2.57 0.33 2.65 44.18 02:10:01 PM all 33.48 0.00 2.70 0.41 2.20 61.20 02:10:01 PM 0 25.06 0.00 2.43 0.45 2.15 69.92 02:10:01 PM 1 41.93 0.00 2.98 0.38 2.25 52.45 02:11:01 PM all 38.35 0.00 2.80 0.35 2.36 56.13 02:11:01 PM 0 24.98 0.00 2.21 0.41 2.31 70.09 02:11:01 PM 1 51.83 0.00 3.40 0.28 2.42 42.07 Average: all 36.63 0.01 4.23 2.60 2.99 53.55 Average: 0 28.07 0.00 3.59 2.63 2.90 62.80 Average: 1 45.22 0.01 4.86 2.56 3.07 44.27