---> uname -a: Linux prd-centos8-builder-2c-4g-1916.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 508 1108 17 2048 2881 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:d5:51:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.112/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fed5:5135/64 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) 04/30/2026 _x86_64_ (2 CPU) 06:03:45 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:02 AM 207.68 133.37 74.31 12985.37 38515.86 06:06:01 AM 71.87 0.20 71.67 30.50 6761.44 06:07:01 AM 59.53 2.10 57.43 84.37 8917.23 06:08:01 AM 25.08 0.28 24.80 40.66 1000.08 06:09:01 AM 19.63 0.07 19.56 3.07 503.18 06:10:01 AM 16.68 0.00 16.68 0.00 635.00 06:11:01 AM 18.38 1.10 17.29 69.68 501.52 Average: 59.81 19.64 40.17 1892.27 8122.78 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:02 AM 1580100 3054128 2173576 57.91 2104 1652792 604132 12.58 137368 1785752 56720 06:06:01 AM 1277940 2990400 2475736 65.95 2104 1879432 635880 13.24 146024 2036136 145352 06:07:01 AM 1103352 2912576 2650324 70.61 2104 1970088 695008 14.47 148128 2180120 21264 06:08:01 AM 1095936 2944284 2657740 70.80 2104 2009576 674660 14.05 213392 2125432 46712 06:09:01 AM 1067672 2916092 2686004 71.56 2104 2009668 704920 14.68 214696 2152256 45792 06:10:01 AM 1097552 2907728 2656124 70.76 2104 1971388 706448 14.71 212200 2124336 7472 06:11:01 AM 1139800 2954904 2613876 69.64 2104 1975912 653560 13.61 397880 1896532 10664 Average: 1194622 2954302 2559054 68.17 2104 1924122 667801 13.91 209955 2042938 47711 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:02 AM eth0 190.52 110.38 963.52 54.89 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 79.75 65.77 921.12 7.66 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 47.60 39.62 638.08 6.66 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 14.40 16.40 14.45 9.77 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 12.23 13.35 9.07 6.21 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 12.25 12.46 10.64 4.03 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 16.89 14.59 17.70 7.83 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 53.31 38.87 366.47 13.88 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) 04/30/2026 _x86_64_ (2 CPU) 06:03:45 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:02 AM all 44.83 0.04 11.69 10.50 2.21 30.73 06:05:02 AM 0 36.95 0.05 8.30 9.20 2.03 43.46 06:05:02 AM 1 52.75 0.03 15.10 11.80 2.40 17.92 06:06:01 AM all 37.13 0.00 4.07 2.64 2.58 53.58 06:06:01 AM 0 22.84 0.00 2.91 3.36 2.75 68.14 06:06:01 AM 1 51.63 0.00 5.25 1.91 2.42 38.79 06:07:01 AM all 37.13 0.00 4.08 1.76 2.14 54.88 06:07:01 AM 0 23.72 0.00 3.61 1.90 2.12 68.65 06:07:01 AM 1 50.63 0.00 4.56 1.62 2.16 41.03 06:08:01 AM all 33.82 0.00 2.58 0.74 2.18 60.69 06:08:01 AM 0 10.59 0.00 1.43 1.14 2.11 84.73 06:08:01 AM 1 57.32 0.00 3.73 0.33 2.25 36.36 06:09:01 AM all 38.24 0.00 2.58 0.36 2.08 56.73 06:09:01 AM 0 42.27 0.00 2.95 0.46 2.07 52.25 06:09:01 AM 1 34.21 0.00 2.21 0.26 2.10 61.21 06:10:01 AM all 34.18 0.00 2.75 0.39 1.77 60.90 06:10:01 AM 0 29.53 0.00 2.63 0.18 1.53 66.13 06:10:01 AM 1 38.82 0.00 2.88 0.60 2.00 55.70 06:11:01 AM all 39.09 0.00 3.25 0.47 2.02 55.17 06:11:01 AM 0 25.64 0.00 3.17 0.64 1.87 68.67 06:11:01 AM 1 52.56 0.00 3.33 0.30 2.17 41.64 Average: all 37.77 0.01 4.42 2.40 2.14 53.27 Average: 0 27.34 0.01 3.57 2.41 2.07 64.61 Average: 1 48.24 0.00 5.28 2.39 2.21 41.87