---> uname -a: Linux prd-centos8-builder-2c-4g-2115.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 514 1037 17 2113 2874 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:91:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fede:9118/64 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) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 245.45 171.83 73.61 14793.07 38072.90 01:06:01 AM 68.64 0.38 68.26 34.12 7059.50 01:07:01 AM 62.85 2.13 60.71 84.91 10005.43 01:08:01 AM 29.16 0.05 29.11 1.33 2992.90 01:09:01 AM 19.75 0.27 19.48 41.86 517.60 01:10:01 AM 15.83 0.00 15.83 0.00 589.15 01:11:01 AM 17.96 0.72 17.24 31.05 467.38 01:12:01 AM 19.32 0.38 18.94 38.65 549.61 Average: 59.89 21.99 37.90 1879.43 7534.84 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1556612 3033316 2197064 58.53 2104 1655580 641804 13.36 141532 1806696 75448 01:06:01 AM 1270008 2982456 2483668 66.17 2104 1880012 650748 13.55 145356 2047316 149444 01:07:01 AM 1125384 2959132 2628292 70.02 2104 1993244 640248 13.33 148360 2155488 24260 01:08:01 AM 955764 2876084 2797912 74.54 2104 2079232 730564 15.21 179056 2290524 55272 01:09:01 AM 983860 2897768 2769816 73.79 2104 2072952 699904 14.57 217396 2226428 46924 01:10:01 AM 1083408 2957964 2670268 71.14 2104 2033536 636376 13.25 214576 2127248 12 01:11:01 AM 1061628 2938200 2692048 71.72 2104 2035428 653288 13.60 398852 1966672 8492 01:12:01 AM 1033916 2915240 2719760 72.46 2104 2039720 673432 14.02 398760 1994392 21800 Average: 1133822 2945020 2619854 69.79 2104 1973713 665796 13.86 230486 2076846 47706 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 202.96 107.42 949.29 55.15 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 84.51 70.29 991.34 7.68 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 18.36 17.76 46.14 4.68 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 53.95 47.13 665.31 7.41 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.98 14.76 13.51 6.15 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 10.96 11.65 9.32 3.95 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 17.86 16.67 16.66 7.00 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 12.23 12.76 10.09 6.11 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 51.74 37.31 337.76 12.27 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) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 43.38 0.08 13.30 12.45 1.65 29.15 01:05:01 AM 0 46.01 0.10 12.13 14.12 1.56 26.08 01:05:01 AM 1 40.75 0.05 14.47 10.77 1.75 32.22 01:06:01 AM all 37.23 0.00 4.13 1.84 1.63 55.17 01:06:01 AM 0 49.70 0.00 5.10 1.40 1.68 42.11 01:06:01 AM 1 24.81 0.00 3.16 2.28 1.58 68.18 01:07:01 AM all 39.57 0.00 4.05 1.94 1.62 52.81 01:07:01 AM 0 45.14 0.00 4.46 1.11 1.73 47.56 01:07:01 AM 1 34.02 0.00 3.65 2.77 1.51 58.04 01:08:01 AM all 38.74 0.00 2.44 0.66 1.57 56.59 01:08:01 AM 0 57.91 0.00 2.83 0.98 1.90 36.39 01:08:01 AM 1 19.58 0.00 2.04 0.35 1.25 76.78 01:09:01 AM all 38.78 0.00 2.49 0.24 1.64 56.85 01:09:01 AM 0 45.90 0.00 2.87 0.12 1.84 49.27 01:09:01 AM 1 31.65 0.00 2.11 0.37 1.43 64.44 01:10:01 AM all 35.68 0.00 2.48 0.16 1.43 60.26 01:10:01 AM 0 40.60 0.00 2.46 0.15 1.48 55.31 01:10:01 AM 1 30.77 0.00 2.49 0.17 1.38 65.20 01:11:01 AM all 37.85 0.00 2.83 0.51 1.39 57.43 01:11:01 AM 0 52.52 0.00 3.18 0.47 1.70 42.13 01:11:01 AM 1 23.19 0.00 2.48 0.55 1.08 72.70 01:12:01 AM all 41.01 0.00 3.36 0.43 1.67 53.53 01:12:01 AM 0 46.42 0.00 3.59 0.51 1.74 47.73 01:12:01 AM 1 35.61 0.00 3.14 0.35 1.59 59.32 Average: all 39.03 0.01 4.37 2.27 1.57 52.75 Average: 0 48.03 0.01 4.57 2.35 1.70 43.34 Average: 1 30.04 0.01 4.18 2.19 1.45 62.14