---> uname -a: Linux prd-centos8-builder-2c-4g-5603.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 491 1058 17 2115 2896 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:13:a6:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fe13:a696/64 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) 07/12/2026 _x86_64_ (2 CPU) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 252.69 179.98 72.71 14903.95 38006.08 03:06:01 AM 63.49 0.38 63.11 34.13 6218.81 03:07:01 AM 64.70 0.62 64.08 67.71 11118.28 03:08:01 AM 27.60 0.05 27.55 1.33 2992.62 03:09:01 AM 19.24 0.27 18.98 41.85 765.66 03:10:01 AM 17.31 0.00 17.31 0.00 445.04 03:11:01 AM 16.15 0.63 15.51 20.80 589.89 03:12:01 AM 20.78 0.47 20.31 48.92 751.58 Average: 60.25 22.80 37.45 1890.11 7611.56 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1575888 3045000 2177796 58.02 2104 1648212 623796 12.99 137936 1791052 72972 03:06:01 AM 1311948 3022380 2441736 65.05 2104 1877796 617448 12.86 145212 2005680 179132 03:07:01 AM 1162780 2998172 2590904 69.02 2104 1994716 617384 12.86 148228 2115956 24288 03:08:01 AM 1045744 2941348 2707940 72.14 2104 2054448 666472 13.88 175412 2206112 28204 03:09:01 AM 1105216 2982524 2648468 70.56 2104 2035984 627284 13.06 213240 2106648 8500 03:10:01 AM 1145856 3022096 2607828 69.47 2104 2035020 588604 12.26 213908 2066512 7480 03:11:01 AM 1096312 2973184 2657372 70.79 2104 2035604 633860 13.20 214564 2114652 7480 03:12:01 AM 1104108 2984152 2649576 70.59 2104 2038516 621160 12.93 399804 1922424 8784 Average: 1193482 2996107 2560202 68.21 2104 1965037 624501 13.00 206038 2041130 42105 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 213.76 121.57 977.86 56.60 0.00 0.00 0.00 0.00 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 85.67 70.12 978.55 7.59 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 25.59 23.66 85.24 4.69 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 46.89 41.63 657.29 6.56 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 11.68 13.00 12.79 5.26 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 9.21 11.16 7.64 5.16 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 11.86 12.56 10.52 4.02 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 17.18 16.39 16.90 12.20 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 52.73 38.76 343.36 12.76 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) 07/12/2026 _x86_64_ (2 CPU) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.81 0.08 13.90 12.94 1.88 27.39 03:05:01 AM 0 49.36 0.05 16.95 12.07 2.16 19.40 03:05:01 AM 1 38.27 0.10 10.85 13.81 1.61 35.36 03:06:01 AM all 38.06 0.00 4.23 1.51 1.50 54.70 03:06:01 AM 0 57.26 0.00 5.88 1.07 1.90 33.89 03:06:01 AM 1 18.89 0.00 2.58 1.95 1.10 75.49 03:07:01 AM all 38.58 0.00 3.99 2.90 1.59 52.94 03:07:01 AM 0 38.59 0.00 4.55 3.10 1.55 52.21 03:07:01 AM 1 38.57 0.00 3.44 2.69 1.63 53.66 03:08:01 AM all 37.59 0.00 2.51 0.85 1.23 57.81 03:08:01 AM 0 43.81 0.00 2.89 1.27 1.20 50.83 03:08:01 AM 1 31.38 0.00 2.13 0.43 1.27 64.78 03:09:01 AM all 33.68 0.00 2.52 0.34 1.20 62.26 03:09:01 AM 0 41.79 0.00 3.04 0.60 1.40 53.17 03:09:01 AM 1 25.57 0.00 2.00 0.08 1.00 71.34 03:10:01 AM all 39.44 0.00 1.92 0.08 1.37 57.20 03:10:01 AM 0 56.02 0.00 2.62 0.13 1.77 39.46 03:10:01 AM 1 22.87 0.00 1.22 0.03 0.97 74.91 03:11:01 AM all 34.64 0.00 2.35 0.37 1.42 61.22 03:11:01 AM 0 50.11 0.00 2.83 0.12 1.57 45.37 03:11:01 AM 1 19.24 0.00 1.86 0.63 1.28 76.99 03:12:01 AM all 36.40 0.00 3.10 0.46 1.30 58.74 03:12:01 AM 0 50.19 0.00 4.34 0.55 1.42 43.50 03:12:01 AM 1 22.65 0.00 1.86 0.37 1.18 73.93 Average: all 37.77 0.01 4.31 2.42 1.44 54.05 Average: 0 48.39 0.01 5.38 2.36 1.62 42.24 Average: 1 27.17 0.01 3.24 2.49 1.25 65.83