---> uname -a: Linux prd-centos8-builder-2c-4g-5917.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 520 1025 17 2119 2866 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:b9:96:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.74/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:feb9:9658/64 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) 07/16/2026 _x86_64_ (2 CPU) 04:03:38 LINUX RESTART (2 CPU) 04:04:03 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 150.07 70.73 79.34 8316.75 40529.36 04:06:01 AM 73.48 0.10 73.38 2.13 8687.39 04:07:01 AM 46.04 1.60 44.44 91.69 6833.38 04:08:01 AM 29.91 0.05 29.86 1.33 3000.43 04:09:01 AM 19.46 0.27 19.19 41.85 519.16 04:10:01 AM 16.34 0.00 16.34 0.00 614.26 04:11:01 AM 15.78 0.63 15.14 20.79 628.14 04:12:01 AM 18.06 0.47 17.59 48.91 501.73 Average: 45.71 8.98 36.74 1035.39 7528.08 04:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1526512 3019560 2227164 59.33 2104 1671688 662004 13.79 142496 1834212 54004 04:06:01 AM 1241316 2962428 2512360 66.93 2104 1888560 679972 14.16 146020 2067416 62152 04:07:01 AM 1085224 2924400 2668452 71.09 2104 1998648 673068 14.02 150356 2190532 24360 04:08:01 AM 936308 2861592 2817368 75.06 2104 2084288 738480 15.38 180056 2307992 55128 04:09:01 AM 973160 2891660 2780516 74.07 2104 2077284 702272 14.62 218368 2234000 45952 04:10:01 AM 1098048 2978020 2655628 70.75 2104 2038864 621896 12.95 215656 2110400 12 04:11:01 AM 1052928 2933484 2700748 71.95 2104 2039472 666804 13.89 216100 2156108 7476 04:12:01 AM 1032292 2926708 2721384 72.50 2104 2052868 675156 14.06 403116 1988772 20724 Average: 1118224 2937232 2635452 70.21 2104 1981459 677456 14.11 209021 2111179 33726 04:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 236.73 131.53 1117.96 58.90 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 80.74 67.21 885.60 7.40 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 17.06 14.01 16.90 14.03 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 43.79 35.03 657.93 6.30 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 13.08 14.71 13.85 6.12 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 9.28 10.30 7.76 3.80 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 10.78 11.73 11.19 3.85 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 15.93 15.59 14.33 7.73 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 52.66 37.12 337.45 13.33 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) 07/16/2026 _x86_64_ (2 CPU) 04:03:38 LINUX RESTART (2 CPU) 04:04:03 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 45.33 0.01 9.32 5.68 2.07 37.58 04:05:01 AM 0 54.94 0.02 11.55 6.50 2.11 24.89 04:05:01 AM 1 35.74 0.00 7.10 4.85 2.04 50.27 04:06:01 AM all 38.63 0.00 4.29 2.26 1.43 53.40 04:06:01 AM 0 52.33 0.00 4.56 1.85 1.70 39.56 04:06:01 AM 1 24.93 0.00 4.01 2.66 1.17 67.23 04:07:01 AM all 40.62 0.00 4.60 1.29 1.68 51.81 04:07:01 AM 0 56.18 0.00 6.44 0.52 1.75 35.11 04:07:01 AM 1 25.14 0.00 2.77 2.06 1.61 68.43 04:08:01 AM all 37.83 0.00 2.46 1.07 1.63 57.02 04:08:01 AM 0 63.36 0.00 3.51 0.90 2.05 30.18 04:08:01 AM 1 12.36 0.00 1.41 1.24 1.21 83.78 04:09:01 AM all 38.08 0.00 2.62 0.23 1.68 57.40 04:09:01 AM 0 39.83 0.00 3.12 0.22 1.84 54.99 04:09:01 AM 1 36.32 0.00 2.11 0.25 1.51 59.81 04:10:01 AM all 35.25 0.00 2.40 0.42 1.48 60.46 04:10:01 AM 0 46.09 0.00 2.58 0.62 1.70 49.02 04:10:01 AM 1 24.43 0.00 2.21 0.22 1.26 71.88 04:11:01 AM all 30.47 0.00 2.00 0.35 1.46 65.73 04:11:01 AM 0 41.43 0.00 2.10 0.20 1.65 54.63 04:11:01 AM 1 19.54 0.00 1.89 0.50 1.26 76.80 04:12:01 AM all 40.19 0.00 3.66 0.30 1.73 54.12 04:12:01 AM 0 41.56 0.00 3.19 0.15 1.89 53.21 04:12:01 AM 1 38.82 0.00 4.14 0.45 1.56 55.03 Average: all 38.27 0.00 3.89 1.43 1.64 54.77 Average: 0 49.43 0.00 4.60 1.34 1.83 42.79 Average: 1 27.11 0.00 3.19 1.51 1.45 66.74