---> uname -a: Linux prd-centos8-builder-2c-4g-6816.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 523 1023 17 2118 2865 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:f2:b2:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.81/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fef2:b2fd/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) 07/27/2026 _x86_64_ (2 CPU) 09:03:45 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 214.84 140.40 74.45 13211.39 38713.99 09:06:01 AM 65.81 0.20 65.61 29.99 5978.32 09:07:01 AM 59.52 0.62 58.91 67.72 10291.45 09:08:01 AM 29.77 0.05 29.72 1.33 3038.40 09:09:01 AM 17.30 0.27 17.03 41.86 480.20 09:10:01 AM 15.43 0.00 15.43 0.00 397.20 09:11:01 AM 16.24 0.00 16.24 0.00 573.03 09:12:01 AM 18.06 1.10 16.96 69.71 492.30 Average: 54.63 17.83 36.79 1678.06 7496.35 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1557028 3026952 2196648 58.52 2104 1648720 626200 13.04 137312 1808800 46416 09:06:01 AM 1242520 2961708 2511156 66.90 2104 1886588 655848 13.66 144976 2075096 168516 09:07:01 AM 1108256 2947484 2645420 70.48 2104 1998632 637056 13.27 148084 2170768 24284 09:08:01 AM 973360 2890604 2780316 74.07 2104 2076240 696132 14.50 176812 2276636 46076 09:09:01 AM 1025404 2906528 2728272 72.68 2104 2039904 674260 14.04 213424 2188340 8500 09:10:01 AM 1097724 2977756 2655952 70.76 2104 2038936 626412 13.04 213712 2114740 7488 09:11:01 AM 977024 2857216 2776652 73.97 2104 2039008 724452 15.09 214192 2233880 7560 09:12:01 AM 1063980 2948532 2689696 71.65 2104 2043328 633656 13.19 399740 1962748 9680 Average: 1130662 2939598 2623014 69.88 2104 1971420 659252 13.73 206032 2103876 39815 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 220.56 114.28 928.98 55.25 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 99.03 83.27 1013.52 8.39 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 14.43 13.55 37.03 4.21 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 46.85 40.54 655.90 6.72 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.90 13.90 13.06 5.37 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 7.65 9.03 6.06 4.41 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 12.43 13.01 11.17 4.11 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 17.54 16.16 18.18 7.70 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 53.93 37.97 335.51 12.02 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) 07/27/2026 _x86_64_ (2 CPU) 09:03:45 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 44.37 0.04 11.60 11.18 2.42 30.39 09:05:01 AM 0 33.16 0.05 9.99 13.50 2.23 41.07 09:05:01 AM 1 55.65 0.03 13.22 8.84 2.61 19.64 09:06:01 AM all 36.51 0.00 4.00 1.69 2.21 55.60 09:06:01 AM 0 24.73 0.00 3.12 2.47 2.08 67.60 09:06:01 AM 1 48.36 0.00 4.88 0.90 2.34 43.53 09:07:01 AM all 38.10 0.00 4.02 1.61 2.33 53.94 09:07:01 AM 0 42.42 0.00 4.25 1.22 2.50 49.61 09:07:01 AM 1 33.77 0.00 3.78 2.01 2.17 58.27 09:08:01 AM all 35.95 0.00 2.23 0.57 1.90 59.35 09:08:01 AM 0 17.51 0.00 1.90 0.81 1.66 78.12 09:08:01 AM 1 54.48 0.00 2.56 0.33 2.15 40.47 09:09:01 AM all 37.47 0.00 2.53 0.25 2.09 57.66 09:09:01 AM 0 26.49 0.00 2.26 0.25 1.93 69.06 09:09:01 AM 1 48.47 0.00 2.80 0.25 2.25 46.23 09:10:01 AM all 34.64 0.00 1.95 0.24 2.01 61.15 09:10:01 AM 0 34.92 0.00 2.07 0.12 1.97 60.92 09:10:01 AM 1 34.36 0.00 1.84 0.36 2.05 61.38 09:11:01 AM all 33.55 0.00 2.36 0.30 1.89 61.90 09:11:01 AM 0 18.17 0.00 1.87 0.28 1.75 77.93 09:11:01 AM 1 49.02 0.00 2.86 0.32 2.03 45.78 09:12:01 AM all 38.32 0.00 3.32 0.49 2.33 55.54 09:12:01 AM 0 37.87 0.00 3.52 0.21 2.41 55.98 09:12:01 AM 1 38.76 0.00 3.11 0.76 2.25 55.11 Average: all 37.36 0.01 4.00 2.03 2.15 54.46 Average: 0 29.40 0.01 3.62 2.35 2.07 62.55 Average: 1 45.34 0.00 4.37 1.71 2.23 46.34