---> uname -a: Linux prd-centos8-builder-2c-4g-7030.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: 2800.000 BogoMIPS: 5600.00 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 1060 17 2114 2897 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:0c:0a:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.217/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85861sec preferred_lft 85861sec inet6 fe80::f816:3eff:fe0c:a27/64 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) 07/30/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 260.59 188.29 72.30 14963.52 37982.84 05:06:01 AM 60.20 0.38 59.81 34.12 6043.52 05:07:01 AM 62.07 0.27 61.81 45.86 9946.11 05:08:01 AM 30.39 0.40 29.99 23.19 4332.92 05:09:01 AM 23.11 0.23 22.88 40.12 946.88 05:10:01 AM 14.95 0.03 14.91 1.73 370.64 05:11:01 AM 13.87 0.00 13.87 0.00 545.52 05:12:01 AM 21.66 0.90 20.76 46.38 832.36 Average: 60.85 23.82 37.04 1894.52 7625.09 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1569916 3043500 2183760 58.18 2104 1653200 633836 13.20 137976 1799616 77952 05:06:01 AM 1311660 3017720 2442016 65.06 2104 1873744 622304 12.96 145044 2005552 176960 05:07:01 AM 1174040 3007812 2579636 68.72 2104 1993440 611804 12.74 146688 2110052 76380 05:08:01 AM 1089880 2965176 2663796 70.96 2104 2034260 647432 13.48 173792 2164448 22236 05:09:01 AM 1122376 2997660 2631300 70.10 2104 2034352 615608 12.82 213204 2092284 7484 05:10:01 AM 1085328 2961628 2668348 71.09 2104 2035376 654220 13.62 214072 2127784 8504 05:11:01 AM 1098844 2975128 2654832 70.73 2104 2035380 644240 13.42 214544 2113812 8504 05:12:01 AM 1100572 2977484 2653104 70.68 2104 2035788 642996 13.39 398528 1928064 2048 Average: 1194077 2993264 2559599 68.19 2104 1961942 634055 13.20 205481 2042702 47508 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 197.15 115.69 975.28 54.89 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 82.76 66.49 940.54 6.83 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 28.11 24.48 111.27 7.43 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 52.37 44.59 657.13 6.82 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 9.98 11.68 11.29 4.70 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 9.71 11.10 7.62 4.98 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.67 12.00 10.82 3.62 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 16.73 15.14 16.82 7.75 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 51.18 37.65 341.34 12.13 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) 07/30/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 41.59 0.07 13.33 14.09 2.98 27.94 05:05:01 AM 0 49.80 0.05 13.37 10.99 2.70 23.09 05:05:01 AM 1 33.41 0.08 13.29 17.19 3.26 32.77 05:06:01 AM all 35.99 0.00 4.21 1.30 2.70 55.80 05:06:01 AM 0 53.76 0.00 5.61 1.07 2.92 36.62 05:06:01 AM 1 18.25 0.00 2.80 1.53 2.49 74.93 05:07:01 AM all 34.68 0.00 3.35 2.66 2.26 57.04 05:07:01 AM 0 40.64 0.00 3.25 2.79 2.45 50.87 05:07:01 AM 1 28.73 0.00 3.45 2.53 2.08 63.21 05:08:01 AM all 34.21 0.00 2.78 0.88 2.20 59.92 05:08:01 AM 0 32.09 0.00 2.38 1.02 2.06 62.44 05:08:01 AM 1 36.34 0.00 3.19 0.74 2.33 57.39 05:09:01 AM all 35.65 0.00 2.05 0.57 1.96 59.77 05:09:01 AM 0 65.67 0.00 3.31 0.53 2.23 28.27 05:09:01 AM 1 5.83 0.00 0.79 0.61 1.70 91.07 05:10:01 AM all 33.69 0.00 2.44 0.21 1.64 62.03 05:10:01 AM 0 50.50 0.00 3.31 0.23 1.63 44.33 05:10:01 AM 1 16.93 0.00 1.58 0.18 1.64 79.67 05:11:01 AM all 34.29 0.00 2.87 0.32 1.47 61.05 05:11:01 AM 0 45.74 0.00 3.35 0.10 1.63 49.18 05:11:01 AM 1 22.82 0.00 2.38 0.55 1.31 72.94 05:12:01 AM all 38.62 0.00 2.80 0.46 1.69 56.42 05:12:01 AM 0 56.45 0.00 3.06 0.76 1.84 37.88 05:12:01 AM 1 20.82 0.00 2.54 0.17 1.54 74.93 Average: all 36.09 0.01 4.22 2.56 2.11 55.01 Average: 0 49.32 0.01 4.70 2.18 2.18 41.61 Average: 1 22.88 0.01 3.75 2.93 2.04 68.38