---> uname -a: Linux prd-centos8-builder-2c-4g-4220.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 488 1062 17 2115 2900 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:de:3e:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.51/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:fede:3e09/64 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) 06/25/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 247.79 174.21 73.58 14920.34 38001.42 04:06:01 AM 64.44 0.38 64.06 34.13 6117.23 04:07:01 AM 64.92 2.13 62.79 84.89 10968.68 04:08:01 AM 29.41 0.05 29.36 1.33 2985.52 04:09:01 AM 18.86 0.27 18.60 41.86 511.05 04:10:01 AM 13.83 0.00 13.83 0.00 366.86 04:11:01 AM 16.38 0.72 15.66 31.06 623.06 04:12:01 AM 22.36 0.38 21.97 38.65 838.78 Average: 59.75 22.27 37.48 1894.30 7552.32 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1588032 3054220 2165652 57.69 2104 1645032 637860 13.28 136588 1779700 67700 04:06:01 AM 1286996 3000968 2466688 65.71 2104 1881420 645384 13.44 145820 2029488 180084 04:07:01 AM 1151552 2986960 2602132 69.32 2104 1994708 641616 13.36 148984 2129504 24284 04:08:01 AM 1000004 2914480 2753680 73.36 2104 2073304 706740 14.72 178536 2250540 47060 04:09:01 AM 1025608 2940140 2728076 72.68 2104 2073432 682024 14.20 217984 2185080 45944 04:10:01 AM 1114856 2991100 2638828 70.30 2104 2035000 632108 13.16 215184 2098976 7464 04:11:01 AM 1113036 2990512 2640648 70.35 2104 2035964 634436 13.21 399444 1914656 7552 04:12:01 AM 1115396 2997524 2638288 70.29 2104 2040200 614200 12.79 399408 1913792 20856 Average: 1174435 2984488 2579249 68.71 2104 1972382 649296 13.52 230244 2037717 50118 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 214.01 118.42 962.78 56.04 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 87.80 71.67 1002.00 7.77 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 17.37 16.04 44.82 4.41 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 45.10 38.20 657.51 6.84 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.83 14.01 13.38 5.84 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 9.83 11.03 8.17 4.14 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 16.18 15.04 16.87 5.92 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 12.81 13.29 10.75 6.32 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 51.99 37.22 339.53 12.16 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) 06/25/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 42.78 0.07 13.78 12.13 2.15 29.09 04:05:01 AM 0 35.10 0.07 14.21 12.65 2.07 35.90 04:05:01 AM 1 50.50 0.07 13.35 11.61 2.23 22.24 04:06:01 AM all 38.54 0.00 4.35 1.37 1.56 54.18 04:06:01 AM 0 36.66 0.00 3.58 1.07 1.45 57.25 04:06:01 AM 1 40.42 0.00 5.12 1.69 1.67 51.10 04:07:01 AM all 38.75 0.00 4.42 2.21 1.67 52.95 04:07:01 AM 0 52.46 0.00 6.17 2.52 1.78 37.07 04:07:01 AM 1 25.12 0.00 2.67 1.91 1.56 68.75 04:08:01 AM all 37.71 0.00 2.30 0.67 1.51 57.81 04:08:01 AM 0 38.78 0.00 2.33 0.52 1.58 56.79 04:08:01 AM 1 36.64 0.00 2.26 0.83 1.43 58.84 04:09:01 AM all 38.10 0.00 2.70 0.20 1.58 57.41 04:09:01 AM 0 55.51 0.00 3.30 0.23 1.87 39.09 04:09:01 AM 1 20.74 0.00 2.11 0.17 1.30 75.68 04:10:01 AM all 37.23 0.00 2.31 0.35 1.50 58.61 04:10:01 AM 0 66.43 0.00 3.56 0.12 2.01 27.88 04:10:01 AM 1 8.12 0.00 1.06 0.58 1.00 89.24 04:11:01 AM all 35.29 0.00 3.07 0.41 1.56 59.67 04:11:01 AM 0 47.12 0.00 3.57 0.27 1.88 47.16 04:11:01 AM 1 23.50 0.00 2.58 0.55 1.23 72.14 04:12:01 AM all 40.67 0.00 3.26 0.50 1.58 53.99 04:12:01 AM 0 44.65 0.00 3.84 0.28 1.66 49.57 04:12:01 AM 1 36.69 0.00 2.67 0.71 1.50 58.42 Average: all 38.63 0.01 4.51 2.22 1.64 52.98 Average: 0 47.09 0.01 5.06 2.20 1.79 43.85 Average: 1 30.18 0.01 3.97 2.24 1.49 62.11