---> uname -a: Linux prd-centos8-builder-2c-4g-5406.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: 2799.998 BogoMIPS: 5599.99 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 545 1005 17 2114 2842 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:59:e3:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.188/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe59:e3e2/64 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) 07/10/2026 _x86_64_ (2 CPU) 01:03:43 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 200.45 126.12 74.33 11704.73 38625.22 01:06:01 AM 61.64 0.20 61.44 29.99 5679.91 01:07:01 AM 61.14 0.58 60.56 67.19 10538.51 01:08:01 AM 31.26 0.08 31.17 1.87 3060.26 01:09:01 AM 19.54 0.27 19.28 41.85 517.29 01:10:01 AM 12.60 0.00 12.60 0.00 369.69 01:11:01 AM 18.11 0.72 17.39 31.06 634.81 01:12:01 AM 20.23 0.38 19.84 38.65 870.84 Average: 53.13 16.05 37.08 1489.84 7538.26 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1531988 3000796 2221688 59.19 2104 1647484 648552 13.51 138112 1833092 50820 01:06:01 AM 1217576 2933836 2536100 67.56 2104 1883800 679732 14.15 145800 2097388 166180 01:07:01 AM 1081964 2917152 2671712 71.18 2104 1994652 669584 13.94 148768 2194864 24280 01:08:01 AM 921772 2838572 2831904 75.44 2104 2075852 750268 15.62 178532 2325728 50572 01:09:01 AM 943952 2859332 2809724 74.85 2104 2074376 725848 15.11 216884 2265856 46928 01:10:01 AM 1053424 2929544 2700252 71.94 2104 2034972 657448 13.69 214496 2158408 7476 01:11:01 AM 1045632 2922748 2708044 72.14 2104 2035868 658772 13.72 398452 1982332 7508 01:12:01 AM 1051276 2934396 2702400 71.99 2104 2041528 655928 13.66 398348 1974892 22164 Average: 1105948 2917047 2647728 70.54 2104 1973566 680766 14.18 229924 2104070 46991 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 205.66 117.41 948.20 55.54 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 88.46 73.38 1001.98 7.73 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 10.05 10.50 23.39 4.09 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 45.30 36.72 656.49 6.61 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.80 14.58 13.49 6.15 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 11.30 11.80 9.98 3.95 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 17.03 15.64 16.09 6.79 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 11.03 11.36 9.75 11.46 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 50.21 36.43 334.97 12.79 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) 07/10/2026 _x86_64_ (2 CPU) 01:03:43 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 47.19 0.04 11.00 9.71 1.92 30.13 01:05:01 AM 0 38.31 0.08 10.06 11.82 1.76 37.96 01:05:01 AM 1 56.07 0.00 11.95 7.60 2.08 22.30 01:06:01 AM all 37.80 0.00 4.12 1.36 1.85 54.87 01:06:01 AM 0 29.24 0.00 3.55 1.67 1.61 63.93 01:06:01 AM 1 46.39 0.00 4.69 1.05 2.10 45.77 01:07:01 AM all 37.28 0.00 4.06 1.55 1.71 55.39 01:07:01 AM 0 38.67 0.00 4.44 1.35 1.45 54.09 01:07:01 AM 1 35.90 0.00 3.69 1.76 1.97 56.68 01:08:01 AM all 38.23 0.00 2.30 0.74 1.50 57.23 01:08:01 AM 0 23.73 0.00 1.79 1.00 1.21 72.26 01:08:01 AM 1 52.77 0.00 2.82 0.48 1.78 42.15 01:09:01 AM all 38.34 0.00 2.42 0.47 1.64 57.12 01:09:01 AM 0 24.06 0.00 1.94 0.50 1.36 72.14 01:09:01 AM 1 52.64 0.00 2.91 0.45 1.93 42.08 01:10:01 AM all 36.01 0.00 2.37 0.26 1.72 59.64 01:10:01 AM 0 25.45 0.00 1.75 0.26 1.75 70.79 01:10:01 AM 1 46.64 0.00 2.99 0.25 1.69 48.42 01:11:01 AM all 38.03 0.00 3.09 0.40 1.48 57.00 01:11:01 AM 0 22.68 0.00 2.72 0.17 1.28 73.15 01:11:01 AM 1 53.43 0.00 3.46 0.63 1.68 40.80 01:12:01 AM all 37.22 0.00 3.34 0.51 1.44 57.49 01:12:01 AM 0 36.94 0.00 3.26 0.63 1.36 57.80 01:12:01 AM 1 37.50 0.00 3.42 0.38 1.51 57.19 Average: all 38.75 0.01 4.08 1.87 1.66 53.64 Average: 0 29.86 0.01 3.68 2.16 1.47 62.81 Average: 1 47.65 0.00 4.48 1.57 1.84 44.46