---> uname -a: Linux prd-centos8-builder-2c-4g-4859.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 479 1070 17 2115 2908 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:28:15:df brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.233/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85857sec preferred_lft 85857sec inet6 fe80::f816:3eff:fe28:15df/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) 07/03/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 236.42 169.21 67.21 14612.10 37805.20 03:06:01 AM 58.00 0.38 57.62 34.12 5729.37 03:07:01 AM 51.72 0.07 51.65 0.80 7659.01 03:08:01 AM 41.64 2.12 39.52 85.44 6784.94 03:09:01 AM 24.77 0.20 24.57 38.78 986.91 03:10:01 AM 15.36 0.07 15.29 3.07 398.95 03:11:01 AM 12.91 0.00 12.91 0.00 502.73 03:12:01 AM 18.81 0.90 17.91 46.39 525.03 Average: 57.45 21.62 35.84 1852.43 7548.55 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1583184 3053336 2170492 57.82 2104 1649496 619660 12.90 137736 1783648 72056 03:06:01 AM 1360188 3049556 2393488 63.76 2104 1857044 583460 12.15 144224 1957580 168260 03:07:01 AM 1138212 2969700 2615464 69.68 2104 1991260 647744 13.49 146220 2148352 140988 03:08:01 AM 1152880 3028116 2600796 69.29 2104 2033820 576100 12.00 171436 2100920 20980 03:09:01 AM 1028596 2944116 2725080 72.60 2104 2074536 663392 13.81 216412 2181308 46928 03:10:01 AM 1090872 2968196 2662804 70.94 2104 2036192 639816 13.32 214152 2120636 8504 03:11:01 AM 1110704 2988108 2642972 70.41 2104 2036192 607664 12.65 214552 2100076 8492 03:12:01 AM 1119820 2997772 2633856 70.17 2104 2036600 605776 12.61 398668 1907176 7528 Average: 1198057 2999862 2555619 68.08 2104 1964392 617952 12.87 205425 2037462 59217 03:04:01 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 195.28 103.52 903.25 54.78 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 67.92 51.91 789.80 5.76 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 32.41 25.04 255.22 4.73 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 41.59 29.47 655.97 5.19 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 10.28 13.26 11.97 5.48 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 10.41 11.98 7.95 5.13 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 12.09 12.21 10.63 3.71 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 17.35 15.50 16.36 7.35 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 48.41 32.86 331.38 11.52 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) 07/03/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 41.10 0.07 12.67 13.17 4.17 28.81 03:05:01 AM 0 34.54 0.08 10.09 11.93 3.72 39.64 03:05:01 AM 1 47.69 0.07 15.26 14.41 4.63 17.93 03:06:01 AM all 34.65 0.00 4.25 1.36 2.68 57.07 03:06:01 AM 0 31.86 0.00 3.90 1.10 2.83 60.32 03:06:01 AM 1 37.45 0.00 4.60 1.62 2.53 53.80 03:07:01 AM all 32.63 0.00 3.24 1.69 2.21 60.23 03:07:01 AM 0 22.08 0.00 2.36 1.06 2.21 72.30 03:07:01 AM 1 43.26 0.00 4.12 2.33 2.21 48.08 03:08:01 AM all 35.65 0.00 3.61 1.30 2.06 57.38 03:08:01 AM 0 17.91 0.00 2.57 1.42 1.75 76.34 03:08:01 AM 1 53.50 0.00 4.67 1.17 2.37 38.30 03:09:01 AM all 37.96 0.00 2.35 0.97 2.85 55.87 03:09:01 AM 0 20.72 0.00 1.74 1.07 2.84 73.64 03:09:01 AM 1 55.42 0.00 2.97 0.88 2.86 37.87 03:10:01 AM all 38.09 0.00 2.71 0.37 3.15 55.68 03:10:01 AM 0 39.10 0.00 2.78 0.25 3.00 54.87 03:10:01 AM 1 37.08 0.00 2.64 0.49 3.30 56.48 03:11:01 AM all 34.07 0.00 2.54 0.31 3.03 60.05 03:11:01 AM 0 22.98 0.00 2.18 0.44 2.81 71.58 03:11:01 AM 1 45.19 0.00 2.90 0.18 3.25 48.47 03:12:01 AM all 38.15 0.00 2.84 0.76 3.36 54.88 03:12:01 AM 0 36.78 0.00 3.14 0.79 3.14 56.14 03:12:01 AM 1 39.52 0.00 2.55 0.74 3.58 53.61 Average: all 36.54 0.01 4.27 2.48 2.94 53.77 Average: 0 28.25 0.01 3.59 2.25 2.79 63.12 Average: 1 44.86 0.01 4.95 2.71 3.09 44.37