---> uname -a: Linux prd-centos8-builder-2c-4g-1999.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 507 1043 17 2114 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:15:3a:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:fe15:3a38/64 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) 05/28/2026 _x86_64_ (2 CPU) 11:03:50 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 251.24 177.44 73.80 14898.75 38082.33 11:06:01 AM 61.45 0.38 61.06 34.12 5715.01 11:07:01 AM 64.55 2.13 62.42 84.89 10465.48 11:08:01 AM 29.42 0.05 29.37 1.33 2961.52 11:09:01 AM 18.18 0.27 17.91 41.86 484.42 11:10:01 AM 14.78 0.00 14.78 0.00 498.10 11:11:01 AM 17.41 0.72 16.69 31.05 634.44 11:12:01 AM 18.61 0.38 18.23 38.65 543.17 Average: 59.46 22.67 36.78 1891.45 7423.39 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1543492 3028804 2210192 58.88 2104 1664180 623544 12.98 139716 1820532 83672 11:06:01 AM 1261648 2975588 2492036 66.39 2104 1881288 642812 13.39 145312 2055192 173696 11:07:01 AM 1116004 2950312 2637680 70.27 2104 1993564 639020 13.31 148440 2162168 24344 11:08:01 AM 992648 2878692 2761036 73.56 2104 2044612 713648 14.86 176016 2256352 20484 11:09:01 AM 1006232 2919632 2747452 73.19 2104 2072200 674484 14.05 217520 2203180 45944 11:10:01 AM 1125288 3000408 2628396 70.02 2104 2033772 590212 12.29 214948 2086584 7464 11:11:01 AM 1108592 2984648 2645092 70.47 2104 2034676 607696 12.65 398884 1919544 7508 11:12:01 AM 1096684 2977556 2657000 70.78 2104 2038968 612640 12.76 398816 1929792 20852 Average: 1156324 2964455 2597360 69.19 2104 1970408 638007 13.29 229956 2054168 47996 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 199.98 116.24 950.07 55.50 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 88.44 72.99 1004.65 7.92 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 14.64 14.73 36.18 4.69 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 58.94 52.24 666.36 7.62 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.08 13.78 13.07 5.74 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 10.14 11.11 8.67 4.15 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 16.82 14.52 16.46 6.12 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 11.63 12.18 9.70 5.99 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 51.59 38.47 338.15 12.22 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) 05/28/2026 _x86_64_ (2 CPU) 11:03:50 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 44.63 0.07 15.01 11.82 2.12 26.35 11:05:01 AM 0 54.71 0.05 17.96 13.06 2.10 12.12 11:05:01 AM 1 34.54 0.08 12.05 10.57 2.15 40.60 11:06:01 AM all 38.58 0.00 4.31 1.33 1.59 54.19 11:06:01 AM 0 55.91 0.00 4.83 1.60 1.93 35.73 11:06:01 AM 1 21.23 0.00 3.80 1.07 1.25 72.65 11:07:01 AM all 39.13 0.00 4.13 1.96 1.59 53.19 11:07:01 AM 0 31.77 0.00 3.49 1.58 1.56 61.61 11:07:01 AM 1 46.53 0.00 4.78 2.34 1.62 44.73 11:08:01 AM all 38.67 0.00 2.64 0.73 1.40 56.56 11:08:01 AM 0 59.14 0.00 3.22 0.33 1.77 35.53 11:08:01 AM 1 18.25 0.00 2.05 1.13 1.03 77.54 11:09:01 AM all 38.41 0.00 2.67 0.38 1.39 57.15 11:09:01 AM 0 46.71 0.00 3.26 0.54 1.56 47.94 11:09:01 AM 1 30.13 0.00 2.09 0.22 1.22 66.34 11:10:01 AM all 36.72 0.00 2.42 0.29 1.42 59.14 11:10:01 AM 0 53.82 0.00 3.12 0.30 1.65 41.10 11:10:01 AM 1 19.68 0.00 1.73 0.28 1.18 77.13 11:11:01 AM all 36.40 0.00 3.05 0.59 1.52 58.45 11:11:01 AM 0 51.28 0.00 4.08 0.60 1.75 42.28 11:11:01 AM 1 21.52 0.00 2.01 0.58 1.28 74.60 11:12:01 AM all 40.92 0.00 3.41 0.25 1.54 53.88 11:12:01 AM 0 60.52 0.00 4.33 0.35 1.79 33.00 11:12:01 AM 1 21.43 0.00 2.49 0.15 1.30 74.63 Average: all 39.18 0.01 4.70 2.16 1.57 52.39 Average: 0 51.72 0.01 5.53 2.29 1.76 38.70 Average: 1 26.64 0.01 3.87 2.03 1.38 66.07