---> uname -a: Linux prd-centos8-builder-2c-4g-9223.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 496 1127 17 2041 2893 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:36:67:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe36:67c0/64 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) 03/19/2026 _x86_64_ (2 CPU) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 263.09 195.59 67.50 15463.80 37955.91 06:06:01 AM 58.51 0.32 58.20 9.73 5653.57 06:07:01 AM 67.08 2.17 64.91 108.76 8812.50 06:08:01 AM 28.35 0.08 28.27 1.87 2925.70 06:09:01 AM 19.11 0.27 18.84 41.85 512.06 06:10:01 AM 14.41 0.00 14.41 0.00 483.44 06:11:01 AM 20.84 0.72 20.12 31.05 861.86 06:12:01 AM 18.29 0.38 17.91 38.65 534.49 Average: 61.21 24.94 36.27 1962.12 7217.73 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1578592 3048440 2175084 57.95 2104 1649672 607364 12.65 136296 1792064 71084 06:06:01 AM 1332844 3007356 2420832 64.49 2104 1843096 606516 12.63 147684 1984896 154928 06:07:01 AM 1213148 2976148 2540528 67.68 2104 1924748 614416 12.79 147656 2073640 23148 06:08:01 AM 1040720 2886720 2712956 72.27 2104 2007152 699352 14.56 176428 2216524 52352 06:09:01 AM 1089848 2930356 2663828 70.97 2104 2001796 659796 13.74 213568 2131968 44808 06:10:01 AM 1178652 2981972 2575024 68.60 2104 1964496 609440 12.69 210976 2045556 7472 06:11:01 AM 1188436 2992708 2565240 68.34 2104 1965404 594044 12.37 395476 1851184 7508 06:12:01 AM 1167820 2984736 2585856 68.89 2104 1977488 610820 12.72 396416 1869552 28628 Average: 1223758 2976054 2529918 67.40 2104 1916732 625218 13.02 228062 1995673 48741 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 216.24 113.44 974.28 55.65 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 62.10 48.47 757.48 5.58 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 19.09 17.78 155.49 5.13 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 48.58 39.83 643.09 6.95 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 13.38 15.39 13.34 5.94 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 9.70 11.20 8.05 3.98 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 15.59 14.89 16.15 6.15 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 11.05 11.58 8.81 5.68 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 49.47 34.07 322.09 11.88 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) 03/19/2026 _x86_64_ (2 CPU) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 40.01 0.08 13.69 14.28 3.95 27.99 06:05:01 AM 0 38.91 0.03 14.30 13.02 3.55 30.19 06:05:01 AM 1 41.12 0.13 13.08 15.54 4.34 25.79 06:06:01 AM all 36.35 0.00 4.27 1.29 4.84 53.25 06:06:01 AM 0 31.31 0.00 4.20 1.04 4.66 58.79 06:06:01 AM 1 41.40 0.00 4.34 1.54 5.01 47.71 06:07:01 AM all 35.29 0.00 4.12 2.75 5.22 52.61 06:07:01 AM 0 18.39 0.00 2.84 1.95 5.74 71.08 06:07:01 AM 1 52.53 0.00 5.44 3.58 4.69 33.77 06:08:01 AM all 36.35 0.00 2.51 1.01 4.00 56.13 06:08:01 AM 0 17.83 0.00 1.73 1.00 4.00 75.43 06:08:01 AM 1 55.18 0.00 3.29 1.02 4.00 36.51 06:09:01 AM all 36.37 0.00 2.61 0.64 3.99 56.39 06:09:01 AM 0 28.76 0.00 2.53 0.50 3.88 64.32 06:09:01 AM 1 44.03 0.00 2.69 0.77 4.10 48.42 06:10:01 AM all 35.80 0.00 2.50 0.44 3.66 57.60 06:10:01 AM 0 23.28 0.00 2.09 0.29 3.86 70.47 06:10:01 AM 1 48.44 0.00 2.92 0.59 3.46 44.59 06:11:01 AM all 35.46 0.00 3.11 0.74 4.08 56.61 06:11:01 AM 0 21.97 0.00 2.87 0.73 3.81 70.62 06:11:01 AM 1 49.01 0.00 3.36 0.75 4.35 42.54 06:12:01 AM all 38.58 0.00 3.11 0.45 4.22 53.63 06:12:01 AM 0 35.45 0.00 3.24 0.54 4.07 56.72 06:12:01 AM 1 41.71 0.00 2.99 0.37 4.38 50.55 Average: all 36.77 0.01 4.47 2.68 4.25 51.82 Average: 0 26.93 0.00 4.20 2.36 4.20 62.31 Average: 1 46.67 0.02 4.75 3.00 4.29 41.27