---> uname -a: Linux prd-centos8-builder-2c-4g-1162.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 495 931 17 2238 2891 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:7a:75:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.220/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85747sec preferred_lft 85747sec inet6 fe80::f816:3eff:fe7a:7517/64 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) 10/26/2026 _x86_64_ (2 CPU) 03:03:46 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 54.12 4.62 49.51 605.23 5562.47 03:07:01 AM 64.26 0.72 63.55 201.53 8249.83 03:08:01 AM 44.62 0.58 44.04 67.44 12809.46 03:09:01 AM 32.29 0.05 32.24 1.33 3946.88 03:10:01 AM 24.46 0.20 24.26 32.39 4594.40 03:11:01 AM 14.68 0.03 14.65 1.73 377.77 03:12:01 AM 13.31 0.00 13.31 0.00 467.07 03:13:01 AM 6.11 0.00 6.11 0.00 165.03 03:14:01 AM 32.23 11.20 21.03 394.33 719.20 03:15:01 AM 18.34 0.20 18.14 23.33 511.68 Average: 30.44 1.76 28.68 132.72 3740.45 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1395232 3040628 2358444 62.83 2104 1813984 604124 12.58 135148 1934212 136608 03:07:01 AM 1120548 3011728 2633128 70.15 2104 2050800 603484 12.57 137644 2171732 178340 03:08:01 AM 868140 2919196 2885536 76.87 2104 2209276 694124 14.45 153924 2400392 68776 03:09:01 AM 869868 2874384 2883808 76.83 2104 2163096 728788 15.18 179008 2374268 56548 03:10:01 AM 989208 2979372 2764468 73.65 2104 2147968 630008 13.12 216132 2214216 6220 03:11:01 AM 995044 2987404 2758632 73.49 2104 2150292 619740 12.91 217332 2208632 8492 03:12:01 AM 988972 2979116 2764704 73.65 2104 2148024 629484 13.11 218000 2213316 4 03:13:01 AM 969508 2961824 2784168 74.17 2104 2150296 649184 13.52 218320 2233472 8484 03:14:01 AM 999764 3003516 2753912 73.37 2104 2161088 602692 12.55 410024 2009872 7528 03:15:01 AM 952612 2959472 2801064 74.62 2104 2163716 643452 13.40 425524 2041096 19728 Average: 1014890 2971664 2738786 72.96 2104 2115854 640508 13.34 231106 2180121 49073 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 51.24 43.09 874.55 4.88 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 61.08 55.33 916.44 6.60 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 46.80 40.49 735.99 5.98 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 7.13 8.53 4.30 3.75 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 7.26 8.26 8.16 3.05 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 9.85 10.48 5.64 4.45 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 6.77 7.40 5.01 2.55 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 7.41 7.53 6.66 2.00 0.00 0.00 0.00 0.00 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 14.21 13.40 13.29 6.44 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 10.30 11.61 6.03 12.65 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 22.21 20.61 257.61 5.24 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) 10/26/2026 _x86_64_ (2 CPU) 03:03:46 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 24.81 0.00 3.19 1.27 0.08 70.65 03:06:01 AM 0 36.48 0.00 3.91 0.65 0.10 58.85 03:06:01 AM 1 13.10 0.00 2.47 1.89 0.07 82.48 03:07:01 AM all 21.88 0.00 3.32 2.05 0.08 72.67 03:07:01 AM 0 26.16 0.00 3.57 1.45 0.08 68.74 03:07:01 AM 1 17.58 0.00 3.08 2.65 0.08 76.61 03:08:01 AM all 29.56 0.00 2.79 1.35 0.09 66.21 03:08:01 AM 0 35.86 0.00 2.92 1.30 0.10 59.82 03:08:01 AM 1 23.26 0.00 2.65 1.40 0.08 72.60 03:09:01 AM all 25.74 0.00 2.33 0.86 0.08 71.00 03:09:01 AM 0 37.45 0.00 2.88 0.38 0.08 59.20 03:09:01 AM 1 14.01 0.00 1.77 1.33 0.07 82.82 03:10:01 AM all 22.34 0.00 2.32 0.58 0.08 74.69 03:10:01 AM 0 14.95 0.00 1.81 1.08 0.07 82.09 03:10:01 AM 1 29.76 0.00 2.82 0.07 0.08 67.26 03:11:01 AM all 22.05 0.00 1.69 0.37 0.07 75.83 03:11:01 AM 0 23.32 0.00 1.50 0.47 0.07 74.64 03:11:01 AM 1 20.78 0.00 1.87 0.27 0.07 77.02 03:12:01 AM all 18.43 0.00 0.99 0.43 0.06 80.08 03:12:01 AM 0 31.38 0.00 1.28 0.37 0.07 66.91 03:12:01 AM 1 5.45 0.00 0.70 0.50 0.05 93.30 03:13:01 AM all 9.90 0.00 1.08 0.18 0.04 88.80 03:13:01 AM 0 9.86 0.00 0.83 0.02 0.03 89.25 03:13:01 AM 1 9.95 0.00 1.32 0.33 0.05 88.35 03:14:01 AM all 27.42 0.00 2.21 0.99 0.08 69.29 03:14:01 AM 0 33.33 0.00 2.69 0.67 0.08 63.23 03:14:01 AM 1 21.50 0.00 1.74 1.32 0.08 75.36 03:15:01 AM all 26.94 0.00 2.31 0.57 0.08 70.10 03:15:01 AM 0 22.93 0.00 1.98 0.55 0.08 74.45 03:15:01 AM 1 30.96 0.00 2.64 0.58 0.08 65.73 Average: all 22.91 0.00 2.22 0.86 0.07 73.93 Average: 0 27.17 0.00 2.34 0.69 0.08 69.72 Average: 1 18.64 0.00 2.11 1.03 0.07 78.15