---> uname -a: Linux prd-centos8-builder-2c-4g-2127.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 524 1027 17 2113 2863 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:b9:b2:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.57/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:feb9:b2b2/64 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) 05/30/2026 _x86_64_ (2 CPU) 03:03:41 LINUX RESTART (2 CPU) 03:04:02 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 173.67 95.95 77.72 9816.03 39895.90 03:06:01 AM 75.11 0.20 74.91 29.99 8037.32 03:07:01 AM 49.03 2.13 46.90 84.91 7407.36 03:08:01 AM 29.18 0.05 29.13 1.33 3028.41 03:09:01 AM 19.48 0.27 19.21 41.85 499.80 03:10:01 AM 15.73 0.00 15.73 0.00 599.58 03:11:01 AM 16.96 0.72 16.24 31.06 419.73 03:12:01 AM 20.44 0.38 20.06 38.65 601.10 Average: 49.70 12.29 37.41 1237.82 7494.44 03:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1541728 3030860 2211948 58.93 2104 1667912 630376 13.13 137120 1825652 50004 03:06:01 AM 1255228 2970408 2498448 66.56 2104 1882672 657700 13.70 144768 2058608 78960 03:07:01 AM 1091764 2925672 2661912 70.91 2104 1993324 683872 14.24 148488 2187012 24340 03:08:01 AM 1089740 2963088 2663936 70.97 2104 2032272 652900 13.60 173824 2162028 8372 03:09:01 AM 954380 2872900 2799296 74.57 2104 2077596 734640 15.30 217448 2254384 51576 03:10:01 AM 1074988 2949556 2678688 71.36 2104 2033532 649776 13.53 213976 2136400 8 03:11:01 AM 1039336 2915920 2714340 72.31 2104 2035420 680632 14.17 398288 1989192 8480 03:12:01 AM 1010740 2898928 2742936 73.07 2104 2046420 698204 14.54 399056 2015080 28492 Average: 1132238 2940916 2621438 69.84 2104 1971144 673512 14.02 229121 2078544 31279 03:04:02 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 232.02 127.41 1110.55 56.58 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 82.74 65.18 874.14 7.29 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 9.23 9.81 17.62 7.35 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 48.46 39.93 659.07 6.64 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 14.50 16.59 14.06 6.50 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 12.56 12.81 14.94 3.96 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 14.95 14.45 15.44 7.01 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 11.58 12.03 9.13 5.92 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 52.88 37.09 337.77 12.57 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) 05/30/2026 _x86_64_ (2 CPU) 03:03:41 LINUX RESTART (2 CPU) 03:04:02 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 44.60 0.03 9.72 7.57 3.18 34.90 03:05:01 AM 0 42.52 0.02 7.92 4.33 3.07 42.13 03:05:01 AM 1 46.68 0.05 11.52 10.83 3.29 27.63 03:06:01 AM all 35.94 0.00 3.96 2.71 3.28 54.10 03:06:01 AM 0 21.02 0.00 3.55 2.78 3.16 69.49 03:06:01 AM 1 50.94 0.00 4.37 2.65 3.40 38.64 03:07:01 AM all 38.25 0.00 3.85 1.68 3.22 52.99 03:07:01 AM 0 28.14 0.00 3.39 1.71 3.41 63.34 03:07:01 AM 1 48.46 0.00 4.32 1.65 3.03 42.54 03:08:01 AM all 37.31 0.00 2.41 0.72 3.00 56.56 03:08:01 AM 0 30.62 0.00 2.03 1.13 2.99 63.23 03:08:01 AM 1 44.02 0.00 2.78 0.31 3.01 49.87 03:09:01 AM all 37.64 0.00 2.61 0.26 2.31 57.17 03:09:01 AM 0 26.81 0.00 2.19 0.12 2.29 68.59 03:09:01 AM 1 48.54 0.00 3.03 0.41 2.34 45.67 03:10:01 AM all 34.46 0.00 2.48 0.39 2.24 60.44 03:10:01 AM 0 29.61 0.00 2.74 0.33 2.16 65.16 03:10:01 AM 1 39.32 0.00 2.21 0.45 2.31 55.71 03:11:01 AM all 37.34 0.00 2.65 0.58 2.91 56.53 03:11:01 AM 0 34.37 0.00 1.95 0.72 3.02 59.94 03:11:01 AM 1 40.33 0.00 3.34 0.43 2.80 53.10 03:12:01 AM all 39.39 0.00 3.27 0.61 2.88 53.85 03:12:01 AM 0 19.03 0.00 2.61 0.69 2.56 75.11 03:12:01 AM 1 59.86 0.00 3.94 0.53 3.20 32.47 Average: all 38.10 0.00 3.85 1.80 2.88 53.37 Average: 0 28.97 0.00 3.28 1.47 2.83 63.44 Average: 1 47.27 0.01 4.42 2.13 2.92 43.26