---> uname -a: Linux prd-centos8-builder-2c-4g-4458.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 517 1036 17 2112 2871 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:84:a8:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.100/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fe84:a887/64 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) 06/27/2026 _x86_64_ (2 CPU) 20:03:41 LINUX RESTART (2 CPU) 08:04:01 PM tps rtps wtps bread/s bwrtn/s 08:05:01 PM 180.92 103.63 77.29 11100.35 39159.92 08:06:01 PM 63.88 0.20 63.68 29.99 5377.69 08:07:01 PM 63.06 2.13 60.92 84.92 10560.74 08:08:01 PM 30.07 0.05 30.02 1.33 3013.28 08:09:01 PM 19.11 0.27 18.85 41.86 510.56 08:10:01 PM 15.33 0.00 15.33 0.00 616.84 08:11:01 PM 16.51 0.63 15.88 20.79 605.43 08:12:01 PM 17.84 0.47 17.38 48.92 490.95 Average: 50.85 13.43 37.42 1416.65 7543.84 08:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 PM 1522280 3002332 2231392 59.45 2104 1658860 672688 14.01 141584 1840884 46812 08:06:01 PM 1266860 2978500 2486812 66.25 2104 1879092 662936 13.80 145132 2049812 176808 08:07:01 PM 1119976 2952280 2633696 70.16 2104 1991632 657180 13.68 148080 2159080 24284 08:08:01 PM 974244 2885364 2779428 74.05 2104 2070220 717428 14.94 178012 2276316 47064 08:09:01 PM 1000124 2911648 2753548 73.36 2104 2070348 690908 14.39 216860 2210948 45952 08:10:01 PM 1084624 2957612 2669048 71.10 2104 2031920 646900 13.47 214348 2127088 7464 08:11:01 PM 1063644 2937300 2690028 71.66 2104 2032528 659580 13.73 214904 2149132 7464 08:12:01 PM 1067040 2944648 2686632 71.57 2104 2036412 650944 13.55 400220 1961192 9768 Average: 1137349 2946210 2616323 69.70 2104 1971376 669820 13.95 207392 2096806 45702 08:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 PM eth0 221.35 109.34 1046.07 56.06 0.00 0.00 0.00 0.00 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 76.51 60.58 863.89 6.71 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 14.13 12.80 36.87 4.32 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 44.39 36.24 657.40 6.56 0.00 0.00 0.00 0.00 08:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 PM eth0 12.93 14.50 13.63 5.90 0.00 0.00 0.00 0.00 08:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 PM eth0 8.71 9.88 7.14 3.88 0.00 0.00 0.00 0.00 08:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 PM eth0 11.35 11.48 10.14 3.88 0.00 0.00 0.00 0.00 08:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 PM eth0 15.74 15.23 16.39 7.80 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 50.65 33.76 331.49 11.89 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) 06/27/2026 _x86_64_ (2 CPU) 20:03:41 LINUX RESTART (2 CPU) 08:04:01 PM CPU %user %nice %system %iowait %steal %idle 08:05:01 PM all 46.66 0.02 9.92 9.60 2.62 31.18 08:05:01 PM 0 49.03 0.03 10.51 11.89 2.38 26.15 08:05:01 PM 1 44.29 0.02 9.33 7.30 2.85 36.21 08:06:01 PM all 34.20 0.00 3.88 2.01 3.65 56.24 08:06:01 PM 0 31.61 0.00 4.28 2.00 3.76 58.35 08:06:01 PM 1 36.81 0.00 3.49 2.03 3.55 54.12 08:07:01 PM all 37.09 0.00 3.98 2.99 3.32 52.62 08:07:01 PM 0 31.85 0.00 4.48 2.57 3.33 57.78 08:07:01 PM 1 42.34 0.00 3.47 3.42 3.31 47.45 08:08:01 PM all 35.67 0.00 2.20 1.11 3.62 57.39 08:08:01 PM 0 17.23 0.00 1.94 0.58 3.70 76.55 08:08:01 PM 1 54.38 0.00 2.47 1.64 3.55 37.95 08:09:01 PM all 36.28 0.00 2.56 0.43 3.33 57.40 08:09:01 PM 0 29.78 0.00 2.50 0.57 3.26 63.89 08:09:01 PM 1 42.79 0.00 2.62 0.28 3.41 50.90 08:10:01 PM all 35.26 0.00 2.10 0.38 1.80 60.46 08:10:01 PM 0 20.80 0.00 1.93 0.64 1.74 74.88 08:10:01 PM 1 49.81 0.00 2.26 0.12 1.86 45.95 08:11:01 PM all 34.64 0.00 2.46 0.51 1.77 60.63 08:11:01 PM 0 35.97 0.00 2.24 0.50 1.63 59.66 08:11:01 PM 1 33.31 0.00 2.68 0.51 1.90 61.59 08:12:01 PM all 40.48 0.00 3.48 0.35 1.83 53.86 08:12:01 PM 0 32.85 0.00 2.75 0.51 1.61 62.27 08:12:01 PM 1 48.12 0.00 4.20 0.18 2.06 45.43 Average: all 37.52 0.00 3.81 2.16 2.75 53.75 Average: 0 31.09 0.00 3.82 2.39 2.68 60.01 Average: 1 43.97 0.00 3.81 1.93 2.82 47.47