---> uname -a: Linux prd-centos8-builder-2c-4g-12858.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 508 982 17 2174 2879 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:94:bf:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.211/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:fe94:bf42/64 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) 09/17/2026 _x86_64_ (2 CPU) 00:03:45 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 52.32 2.37 49.95 258.85 5486.04 12:07:01 AM 60.87 0.73 60.14 202.10 7581.70 12:08:01 AM 38.65 0.62 38.04 68.38 8711.76 12:09:01 AM 23.18 0.17 23.01 31.06 1118.58 12:10:01 AM 18.09 0.07 18.03 3.07 450.62 12:11:01 AM 10.86 0.00 10.86 0.00 291.07 12:12:01 AM 6.35 0.00 6.35 0.00 307.38 12:13:01 AM 28.05 10.98 17.06 379.00 536.68 12:14:01 AM 19.49 0.38 19.11 38.65 589.92 Average: 28.65 1.70 26.95 109.01 2786.00 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1384548 3024224 2369128 63.11 2104 1808484 591920 12.33 134720 1947376 134940 12:07:01 AM 1074908 2955940 2678768 71.36 2104 2041296 660440 13.75 137596 2220216 189348 12:08:01 AM 1042696 2968096 2710980 72.22 2104 2084552 626376 13.04 162984 2219924 19428 12:09:01 AM 1053192 2980500 2700484 71.94 2104 2086712 607992 12.66 167988 2207340 1220 12:10:01 AM 1041012 2967180 2712664 72.27 2104 2085596 627676 13.07 207060 2180132 5824 12:11:01 AM 1044928 2971136 2708748 72.16 2104 2085600 624668 13.01 207508 2176004 5820 12:12:01 AM 1041696 2967840 2711980 72.25 2104 2085600 627048 13.06 207916 2178412 4 12:13:01 AM 1003848 2944304 2749828 73.26 2104 2099388 647456 13.48 399168 2025764 8304 12:14:01 AM 1001208 2945748 2752468 73.33 2104 2102840 642128 13.37 406284 2019852 20816 Average: 1076448 2969441 2677228 71.32 2104 2053341 628412 13.09 225692 2130558 42856 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 48.10 42.20 840.42 4.77 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 52.26 44.49 683.06 6.51 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 39.40 35.90 669.17 5.45 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 9.48 10.33 9.77 3.80 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.81 11.48 5.39 5.48 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 6.73 7.58 4.13 3.11 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 6.13 5.76 5.34 0.85 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 14.88 13.66 12.96 6.51 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 12.71 12.83 8.45 11.63 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 22.17 20.47 248.75 5.34 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) 09/17/2026 _x86_64_ (2 CPU) 00:03:45 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 23.18 0.00 3.01 1.23 0.08 72.50 12:06:01 AM 0 12.99 0.00 2.35 1.68 0.07 82.91 12:06:01 AM 1 33.38 0.00 3.67 0.77 0.10 62.09 12:07:01 AM all 24.19 0.00 3.19 1.77 0.08 70.77 12:07:01 AM 0 15.96 0.00 3.27 2.29 0.08 78.40 12:07:01 AM 1 32.42 0.00 3.11 1.25 0.08 63.14 12:08:01 AM all 22.33 0.00 2.20 1.92 0.08 73.47 12:08:01 AM 0 9.84 0.00 1.79 2.37 0.07 85.93 12:08:01 AM 1 34.80 0.00 2.62 1.47 0.08 61.03 12:09:01 AM all 17.37 0.00 1.52 0.69 0.07 80.35 12:09:01 AM 0 16.02 0.00 1.52 0.50 0.07 81.90 12:09:01 AM 1 18.72 0.00 1.52 0.88 0.07 78.81 12:10:01 AM all 26.81 0.00 1.71 0.10 0.07 71.31 12:10:01 AM 0 16.37 0.00 1.49 0.12 0.05 81.98 12:10:01 AM 1 37.24 0.00 1.93 0.08 0.08 60.66 12:11:01 AM all 16.98 0.00 1.22 0.16 0.07 81.57 12:11:01 AM 0 4.50 0.00 0.69 0.27 0.07 94.49 12:11:01 AM 1 29.44 0.00 1.75 0.05 0.07 68.69 12:12:01 AM all 6.26 0.00 0.68 0.17 0.03 92.85 12:12:01 AM 0 6.65 0.00 0.72 0.13 0.03 92.46 12:12:01 AM 1 5.87 0.00 0.65 0.20 0.03 93.24 12:13:01 AM all 24.30 0.00 1.90 0.63 0.08 73.08 12:13:01 AM 0 14.60 0.00 1.91 1.00 0.08 82.41 12:13:01 AM 1 33.98 0.00 1.88 0.27 0.08 63.78 12:14:01 AM all 25.75 0.00 2.63 0.44 0.09 71.09 12:14:01 AM 0 22.82 0.00 2.92 0.78 0.08 73.39 12:14:01 AM 1 28.68 0.00 2.33 0.10 0.10 68.79 Average: all 20.80 0.00 2.01 0.79 0.07 76.33 Average: 0 13.31 0.00 1.85 1.02 0.07 83.76 Average: 1 28.28 0.00 2.16 0.56 0.08 68.91