---> uname -a: Linux prd-centos8-builder-2c-4g-4294.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 512 1036 17 2117 2875 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:ba:43:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.106/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:feba:4370/64 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) 06/26/2026 _x86_64_ (2 CPU) 05:03:52 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 262.48 187.87 74.60 15064.56 37941.91 05:06:02 AM 55.96 0.38 55.57 34.13 5476.74 05:07:01 AM 65.47 2.17 63.30 86.34 10661.95 05:08:01 AM 28.16 0.05 28.11 1.33 3321.55 05:09:01 AM 25.32 1.25 24.08 65.84 1227.36 05:10:00 AM 20.71 0.00 20.71 0.00 602.34 05:11:01 AM 15.90 0.00 15.90 0.00 607.07 05:12:01 AM 18.81 1.10 17.71 69.71 526.99 Average: 61.60 24.16 37.44 1919.68 7540.63 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1576988 3045892 2176688 57.99 2104 1648836 620520 12.92 137092 1793412 71336 05:06:02 AM 1323360 3024916 2430316 64.74 2104 1869168 607456 12.65 145388 1993664 174288 05:07:01 AM 1133188 2968628 2620488 69.81 2104 1994900 633864 13.20 147200 2145744 46464 05:08:01 AM 1079772 2955908 2673904 71.23 2104 2035104 646816 13.47 174444 2171520 22224 05:09:01 AM 1088092 2965284 2665584 71.01 2104 2035808 629384 13.11 214744 2120868 7372 05:10:00 AM 955140 2862912 2798536 74.55 2104 2066476 728388 15.17 217512 2250944 37888 05:11:01 AM 950344 2872676 2803332 74.68 2104 2081116 716568 14.92 219992 2253852 52656 05:12:01 AM 1079968 2961868 2673708 71.23 2104 2040452 631512 13.15 401516 1943944 9768 Average: 1148356 2957260 2605320 69.41 2104 1971482 651814 13.57 207236 2084244 52750 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 217.42 106.15 955.07 54.84 0.00 0.00 0.00 0.00 05:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:02 AM eth0 77.45 65.11 895.02 6.74 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 27.31 24.09 156.43 4.59 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 40.16 33.24 655.51 6.07 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 19.54 18.04 18.86 16.06 0.00 0.00 0.00 0.00 05:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:00 AM eth0 9.05 11.73 7.35 5.62 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.67 12.86 11.18 4.11 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 16.03 15.81 16.79 7.57 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 52.51 35.91 339.92 13.22 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) 06/26/2026 _x86_64_ (2 CPU) 05:03:52 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 41.84 0.07 13.50 14.56 1.90 28.13 05:05:01 AM 0 39.55 0.10 11.48 16.86 1.72 30.28 05:05:01 AM 1 44.14 0.03 15.54 12.25 2.07 25.97 05:06:02 AM all 37.65 0.00 4.70 1.10 1.98 54.58 05:06:02 AM 0 40.38 0.00 4.58 0.86 2.02 52.16 05:06:02 AM 1 34.91 0.00 4.82 1.33 1.93 57.01 05:07:01 AM all 39.16 0.00 4.09 2.90 2.05 51.79 05:07:01 AM 0 42.86 0.00 3.82 1.59 1.96 49.77 05:07:01 AM 1 35.46 0.00 4.37 4.22 2.14 53.81 05:08:01 AM all 33.03 0.00 2.71 0.77 1.49 62.00 05:08:01 AM 0 49.16 0.00 3.41 0.55 1.71 45.16 05:08:01 AM 1 16.91 0.00 2.01 1.00 1.26 78.82 05:09:01 AM all 36.65 0.00 2.62 0.46 1.71 58.56 05:09:01 AM 0 37.90 0.00 2.76 0.85 1.51 56.99 05:09:01 AM 1 35.40 0.00 2.49 0.08 1.91 60.13 05:10:00 AM all 39.80 0.00 2.07 0.29 2.09 55.75 05:10:00 AM 0 55.81 0.00 2.83 0.37 2.13 38.86 05:10:00 AM 1 23.90 0.00 1.31 0.21 2.05 72.53 05:11:01 AM all 33.86 0.00 2.33 0.48 1.71 61.62 05:11:01 AM 0 29.97 0.00 1.75 0.79 1.83 65.65 05:11:01 AM 1 37.79 0.00 2.91 0.17 1.58 57.55 05:12:01 AM all 39.02 0.00 3.43 0.71 2.08 54.76 05:12:01 AM 0 43.20 0.00 3.63 0.68 2.11 50.39 05:12:01 AM 1 34.86 0.00 3.23 0.74 2.05 59.12 Average: all 37.62 0.01 4.42 2.64 1.87 53.44 Average: 0 42.34 0.01 4.27 2.81 1.88 48.69 Average: 1 32.89 0.00 4.57 2.48 1.87 58.18