---> uname -a: Linux prd-centos8-builder-2c-4g-5403.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 502 1044 17 2118 2885 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:1c:4b:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fe1c:4b6d/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) 07/10/2026 _x86_64_ (2 CPU) 00:03:43 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 187.14 117.92 69.22 11601.80 38402.58 12:06:01 AM 67.18 0.20 66.98 29.99 6068.31 12:07:01 AM 58.86 0.60 58.26 67.31 10598.12 12:08:01 AM 30.26 0.08 30.17 1.87 2989.85 12:09:01 AM 16.34 0.27 16.08 41.85 463.48 12:10:01 AM 15.62 0.00 15.62 0.00 413.59 12:11:01 AM 19.62 0.00 19.62 0.00 914.49 12:12:01 AM 16.06 1.10 14.96 69.71 450.97 Average: 51.38 15.02 36.36 1476.62 7537.60 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1572084 3042132 2181592 58.12 2104 1648804 629788 13.11 137724 1794364 54704 12:06:01 AM 1254684 2974612 2498992 66.57 2104 1887228 660628 13.76 145508 2061152 169984 12:07:01 AM 1122596 2961032 2631080 70.09 2104 1997824 647292 13.48 148400 2156744 24280 12:08:01 AM 963352 2881264 2790324 74.34 2104 2076940 725040 15.10 177956 2285992 47564 12:09:01 AM 1048656 2928984 2705020 72.06 2104 2039116 676360 14.08 213488 2165288 8500 12:10:01 AM 1119988 2999252 2633688 70.16 2104 2038148 606872 12.64 213956 2093004 7476 12:11:01 AM 989864 2869092 2763812 73.63 2104 2038148 741208 15.43 214360 2221608 7476 12:12:01 AM 1104120 2986856 2649556 70.59 2104 2041612 622760 12.97 399792 1923552 8736 Average: 1146918 2955403 2606758 69.45 2104 1970978 663744 13.82 206398 2087713 41090 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 238.13 120.56 936.17 56.67 0.00 0.00 0.00 0.00 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 90.10 76.36 1021.19 8.18 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 10.55 10.03 23.88 3.83 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 47.28 40.27 658.69 6.84 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 12.16 13.33 12.53 5.12 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 9.73 11.19 8.02 4.71 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 10.51 10.94 9.44 3.79 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 16.36 14.78 16.04 7.02 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 54.35 37.18 335.72 12.02 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) 07/10/2026 _x86_64_ (2 CPU) 00:03:43 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 43.68 0.03 10.67 10.78 1.86 32.97 12:05:01 AM 0 41.10 0.05 11.63 10.58 1.83 34.81 12:05:01 AM 1 46.27 0.02 9.72 10.99 1.89 31.12 12:06:01 AM all 37.70 0.00 3.98 1.96 2.13 54.23 12:06:01 AM 0 54.40 0.00 4.98 1.96 2.24 36.42 12:06:01 AM 1 21.06 0.00 2.98 1.97 2.02 71.98 12:07:01 AM all 35.55 0.00 3.81 2.18 2.23 56.24 12:07:01 AM 0 55.44 0.00 4.53 1.34 2.41 36.28 12:07:01 AM 1 15.80 0.00 3.08 3.02 2.04 76.06 12:08:01 AM all 38.34 0.00 2.27 0.63 1.79 56.96 12:08:01 AM 0 42.58 0.00 2.06 0.65 1.88 52.83 12:08:01 AM 1 34.10 0.00 2.48 0.62 1.71 61.10 12:09:01 AM all 38.23 0.00 2.98 0.37 1.95 56.46 12:09:01 AM 0 46.56 0.00 2.72 0.43 2.11 48.17 12:09:01 AM 1 29.91 0.00 3.25 0.31 1.79 64.74 12:10:01 AM all 38.14 0.00 2.31 0.08 1.62 57.85 12:10:01 AM 0 53.43 0.00 3.03 0.13 1.96 41.44 12:10:01 AM 1 22.86 0.00 1.60 0.03 1.28 74.23 12:11:01 AM all 30.09 0.00 2.04 0.57 1.26 66.04 12:11:01 AM 0 29.58 0.00 1.46 0.05 1.31 67.59 12:11:01 AM 1 30.60 0.00 2.62 1.10 1.20 64.48 12:12:01 AM all 34.37 0.00 3.02 0.49 1.63 60.49 12:12:01 AM 0 44.77 0.00 3.89 0.65 1.70 48.99 12:12:01 AM 1 24.00 0.00 2.16 0.33 1.56 71.95 Average: all 37.01 0.00 3.88 2.13 1.81 55.16 Average: 0 45.99 0.01 4.28 1.97 1.93 45.82 Average: 1 28.04 0.00 3.48 2.29 1.69 64.50