---> uname -a: Linux prd-centos8-builder-2c-4g-7641.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 500 1115 17 2050 2890 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:aa:32:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:feaa:3258/64 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) 03:03:53 LINUX RESTART (2 CPU) 03:05:02 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 52.47 0.56 51.91 15.72 5664.30 03:07:01 AM 59.75 0.45 59.30 52.78 7381.91 03:08:01 AM 33.14 0.08 33.06 1.87 4658.13 03:09:01 AM 23.76 0.27 23.50 41.86 972.25 03:10:01 AM 15.83 0.00 15.83 0.00 409.00 03:11:01 AM 16.28 0.72 15.56 31.05 599.72 03:12:01 AM 18.14 0.38 17.76 38.65 523.68 Average: 31.29 0.35 30.94 26.01 2880.30 03:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1379300 3033972 2374376 63.25 2104 1822600 611612 12.74 142956 1940448 144452 03:07:01 AM 1201792 2973816 2551884 67.98 2104 1933952 648700 13.51 145792 2090052 88052 03:08:01 AM 1147724 2959780 2605952 69.42 2104 1973572 667948 13.91 174412 2115176 22172 03:09:01 AM 1174256 2987708 2579420 68.72 2104 1974688 632632 13.17 213140 2047148 8448 03:10:01 AM 1197296 3009824 2556380 68.10 2104 1973732 620092 12.91 213556 2024724 7440 03:11:01 AM 1179328 2998804 2574348 68.58 2104 1980536 630820 13.14 399044 1857004 13344 03:12:01 AM 1185916 3003736 2567760 68.41 2104 1978552 620904 12.93 397624 1851492 20432 Average: 1209373 2995377 2544303 67.78 2104 1948233 633244 13.19 240932 1989435 43477 03:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 69.91 56.37 821.76 5.83 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 30.31 26.04 258.14 4.96 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 48.63 37.19 638.41 6.52 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 13.45 15.03 13.22 5.81 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 10.31 12.46 8.91 5.17 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 19.39 17.26 17.80 6.78 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 11.81 12.45 9.13 11.63 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 29.02 25.18 251.12 6.67 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) 03:03:53 LINUX RESTART (2 CPU) 03:05:02 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 35.55 0.00 4.28 1.19 4.54 54.43 03:06:01 AM 0 36.77 0.00 4.88 1.09 4.38 52.89 03:06:01 AM 1 34.34 0.00 3.70 1.29 4.70 55.97 03:07:01 AM all 31.98 0.00 3.65 1.87 3.83 58.67 03:07:01 AM 0 38.24 0.00 4.14 1.77 3.76 52.09 03:07:01 AM 1 25.75 0.00 3.17 1.98 3.90 65.20 03:08:01 AM all 30.68 0.00 2.88 1.08 4.20 61.16 03:08:01 AM 0 12.33 0.00 1.71 1.00 4.61 80.35 03:08:01 AM 1 49.42 0.00 4.08 1.17 3.78 41.54 03:09:01 AM all 35.06 0.00 2.75 0.68 4.30 57.22 03:09:01 AM 0 26.04 0.00 2.70 0.63 4.56 66.06 03:09:01 AM 1 44.18 0.00 2.80 0.72 4.02 48.28 03:10:01 AM all 34.76 0.00 2.31 0.42 4.04 58.47 03:10:01 AM 0 27.45 0.00 2.60 0.21 4.14 65.61 03:10:01 AM 1 42.14 0.00 2.03 0.62 3.95 51.26 03:11:01 AM all 32.16 0.00 2.99 0.43 3.90 60.52 03:11:01 AM 0 32.85 0.00 3.20 0.43 3.83 59.70 03:11:01 AM 1 31.48 0.00 2.77 0.44 3.98 61.34 03:12:01 AM all 38.38 0.00 3.26 0.41 4.29 53.67 03:12:01 AM 0 26.87 0.00 3.12 0.51 4.81 64.68 03:12:01 AM 1 50.12 0.00 3.40 0.30 3.75 42.43 Average: all 34.08 0.00 3.16 0.87 4.16 57.74 Average: 0 28.59 0.00 3.18 0.80 4.30 63.12 Average: 1 39.61 0.00 3.13 0.93 4.01 52.32