---> uname -a: Linux prd-centos8-builder-2c-4g-6857.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 490 1057 17 2117 2898 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:1c:b9:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.84/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe1c:b91d/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) 22:03:49 LINUX RESTART (2 CPU) 10:04:01 PM tps rtps wtps bread/s bwrtn/s 10:05:01 PM 248.27 175.02 73.25 14858.83 38034.33 10:06:01 PM 61.32 0.38 60.94 34.13 5796.48 10:07:01 PM 59.73 0.58 59.15 67.18 10974.34 10:08:01 PM 26.13 0.08 26.05 1.87 2594.30 10:09:01 PM 21.94 0.27 21.68 41.85 908.61 10:10:01 PM 15.34 0.00 15.34 0.00 388.35 10:11:01 PM 16.14 0.63 15.51 20.79 587.19 10:12:01 PM 19.50 0.47 19.03 48.93 634.29 Average: 58.55 22.19 36.37 1884.77 7491.00 10:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 PM 1569152 3047112 2184532 58.20 2104 1656700 633188 13.19 144488 1789968 78064 10:06:01 PM 1282900 2996648 2470784 65.82 2104 1881096 650228 13.54 144828 2035044 178604 10:07:01 PM 1154332 2992736 2599352 69.25 2104 1997440 612636 12.76 147924 2124708 24284 10:08:01 PM 1019688 2935956 2733996 72.84 2104 2074968 677764 14.11 176684 2230760 58600 10:09:01 PM 1061192 2941280 2692492 71.73 2104 2038720 664468 13.84 213388 2151420 8500 10:10:01 PM 1145004 3024068 2608680 69.50 2104 2037756 588364 12.25 213660 2068336 7480 10:11:01 PM 1085144 2964812 2668540 71.09 2104 2038364 643648 13.40 214260 2127256 7476 10:12:01 PM 1099272 2983036 2654412 70.71 2104 2042148 620344 12.92 399596 1927484 9676 Average: 1177086 2985706 2576598 68.64 2104 1970899 636330 13.25 206854 2056872 46586 10:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 PM eth0 237.44 123.72 923.60 56.51 0.00 0.00 0.00 0.00 10:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 PM eth0 98.73 85.57 975.59 8.56 0.00 0.00 0.00 0.00 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 21.04 19.69 75.05 4.32 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 49.81 43.63 655.81 6.98 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 12.08 13.68 13.04 5.53 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 9.53 10.90 7.63 4.74 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 12.51 12.56 12.07 4.03 0.00 0.00 0.00 0.00 10:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 PM eth0 16.50 15.80 15.68 14.62 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 57.21 40.69 334.81 13.16 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) 22:03:49 LINUX RESTART (2 CPU) 10:04:01 PM CPU %user %nice %system %iowait %steal %idle 10:05:01 PM all 42.41 0.08 13.46 13.24 2.19 28.63 10:05:01 PM 0 32.38 0.08 10.94 13.10 2.17 41.32 10:05:01 PM 1 52.51 0.07 16.00 13.38 2.20 15.83 10:06:01 PM all 36.88 0.00 3.90 1.08 2.24 55.91 10:06:01 PM 0 30.56 0.00 3.21 1.04 2.37 62.82 10:06:01 PM 1 43.26 0.00 4.59 1.11 2.11 48.93 10:07:01 PM all 36.97 0.00 4.11 1.75 2.14 55.04 10:07:01 PM 0 18.64 0.00 2.89 1.83 2.05 74.60 10:07:01 PM 1 55.48 0.00 5.35 1.67 2.23 35.27 10:08:01 PM all 36.49 0.00 2.20 0.71 1.93 58.67 10:08:01 PM 0 32.33 0.00 2.14 0.98 1.74 62.80 10:08:01 PM 1 40.64 0.00 2.25 0.43 2.12 54.55 10:09:01 PM all 37.26 0.00 2.63 0.49 1.85 57.77 10:09:01 PM 0 28.17 0.00 2.45 0.51 1.74 67.13 10:09:01 PM 1 46.37 0.00 2.81 0.47 1.96 48.40 10:10:01 PM all 37.14 0.00 2.02 0.21 1.92 58.72 10:10:01 PM 0 18.62 0.00 1.09 0.30 1.77 78.22 10:10:01 PM 1 55.82 0.00 2.95 0.12 2.07 39.05 10:11:01 PM all 33.78 0.00 2.31 0.50 1.84 61.57 10:11:01 PM 0 29.78 0.00 2.74 0.65 1.56 65.26 10:11:01 PM 1 37.77 0.00 1.87 0.35 2.12 57.89 10:12:01 PM all 36.70 0.00 3.23 0.36 1.94 57.76 10:12:01 PM 0 28.72 0.00 2.40 0.26 1.90 66.72 10:12:01 PM 1 44.72 0.00 4.07 0.47 1.98 48.76 Average: all 37.20 0.01 4.22 2.28 2.01 54.29 Average: 0 27.39 0.01 3.48 2.32 1.91 64.89 Average: 1 47.05 0.01 4.97 2.23 2.10 43.64