---> uname -a: Linux prd-centos8-builder-2c-4g-7231.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 475 1070 17 2118 2912 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:61:49:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:fe61:4945/64 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) 08/01/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:05:02 PM tps rtps wtps bread/s bwrtn/s 12:06:01 PM 61.67 0.39 61.28 34.70 6216.59 12:07:01 PM 66.94 0.62 66.32 67.72 10668.24 12:08:01 PM 25.97 0.05 25.92 1.33 2845.95 12:09:01 PM 23.46 0.27 23.19 41.85 924.14 12:10:01 PM 15.26 0.00 15.26 0.00 379.01 12:11:01 PM 16.26 0.00 16.26 0.00 596.08 12:12:01 PM 20.38 1.10 19.28 69.71 816.84 Average: 32.78 0.35 32.43 30.75 3199.33 12:05:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 PM 1328064 3038736 2425612 64.62 2104 1878244 598520 12.46 145188 1989588 177816 12:07:01 PM 1191800 3030556 2561876 68.25 2104 1998116 568876 11.85 148532 2087168 31196 12:08:01 PM 1059600 2938948 2694076 71.77 2104 2038456 654188 13.62 174236 2194520 21240 12:09:01 PM 1097856 2978644 2655820 70.75 2104 2039572 623060 12.97 213744 2114904 8500 12:10:01 PM 990732 2909748 2762944 73.61 2104 2078008 700680 14.59 217244 2219176 46932 12:11:01 PM 1003512 2922568 2750164 73.27 2104 2078016 686532 14.30 218104 2206284 46932 12:12:01 PM 1135444 3017676 2618232 69.75 2104 2040844 591076 12.31 400112 1891068 7528 Average: 1115287 2976697 2638389 70.29 2104 2021608 631847 13.16 216737 2100387 48592 12:05:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 78.69 63.44 955.94 6.67 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 28.40 22.96 110.85 4.70 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 46.45 37.57 656.85 6.27 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 13.43 15.08 13.81 5.94 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 7.86 9.66 6.38 4.50 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 12.78 12.86 11.09 4.01 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 15.19 13.55 16.25 6.58 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 28.85 24.93 251.35 5.52 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) 08/01/2026 _x86_64_ (2 CPU) 12:03:51 LINUX RESTART (2 CPU) 12:05:02 PM CPU %user %nice %system %iowait %steal %idle 12:06:01 PM all 36.76 0.00 4.37 1.60 2.94 54.33 12:06:01 PM 0 40.36 0.00 4.47 1.97 2.98 50.22 12:06:01 PM 1 33.16 0.00 4.28 1.22 2.89 58.44 12:07:01 PM all 38.06 0.00 3.80 2.39 1.82 53.93 12:07:01 PM 0 64.19 0.00 5.67 3.18 1.95 25.01 12:07:01 PM 1 12.17 0.00 1.95 1.60 1.68 82.59 12:08:01 PM all 38.33 0.00 2.42 0.60 1.54 57.12 12:08:01 PM 0 33.93 0.00 1.51 0.61 1.35 62.60 12:08:01 PM 1 42.73 0.00 3.33 0.58 1.73 51.62 12:09:01 PM all 36.87 0.00 2.66 0.71 1.65 58.11 12:09:01 PM 0 42.75 0.00 2.33 0.82 1.55 52.56 12:09:01 PM 1 31.00 0.00 2.99 0.61 1.74 63.65 12:10:01 PM all 33.23 0.00 1.60 0.47 1.93 62.77 12:10:01 PM 0 43.46 0.00 1.77 0.31 1.86 52.59 12:10:01 PM 1 23.04 0.00 1.42 0.63 2.00 72.91 12:11:01 PM all 33.71 0.00 2.38 0.50 1.59 61.82 12:11:01 PM 0 39.37 0.00 2.78 0.12 2.10 55.63 12:11:01 PM 1 28.00 0.00 1.98 0.88 1.08 68.05 12:12:01 PM all 36.87 0.00 3.31 0.52 1.32 57.99 12:12:01 PM 0 38.88 0.00 2.71 0.40 1.51 56.50 12:12:01 PM 1 34.84 0.00 3.91 0.63 1.13 59.48 Average: all 36.26 0.00 2.93 0.97 1.82 58.02 Average: 0 43.27 0.00 3.03 1.06 1.90 50.75 Average: 1 29.25 0.00 2.83 0.88 1.75 65.28