---> uname -a: Linux prd-centos8-builder-2c-4g-2890.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 484 1059 17 2121 2903 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:bf:8c:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.56/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:febf:8c7a/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) 06/08/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:03 AM 256.85 184.56 72.30 15012.03 38069.58 05:06:01 AM 65.47 0.40 65.07 35.30 6455.56 05:07:01 AM 65.41 2.10 63.31 84.37 10765.58 05:08:01 AM 30.12 0.08 30.04 1.87 3011.88 05:09:01 AM 18.85 0.27 18.58 41.86 561.46 05:10:01 AM 15.84 0.00 15.84 0.00 408.75 05:11:01 AM 16.02 0.72 15.31 31.05 587.38 05:12:01 AM 19.31 0.38 18.93 38.65 562.10 Average: 60.97 23.66 37.31 1913.70 7557.74 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:03 AM 1551428 3036108 2202248 58.67 2104 1663688 629676 13.11 140120 1813196 83204 05:06:01 AM 1318736 3032180 2434940 64.87 2104 1881052 601704 12.53 145560 1997732 177172 05:07:01 AM 1150992 2996444 2602684 69.34 2104 2004696 616996 12.85 149852 2123720 29172 05:08:01 AM 1029020 2948044 2724656 72.59 2104 2078056 665800 13.86 177972 2220212 48244 05:09:01 AM 1073956 2956772 2679720 71.39 2104 2041708 653556 13.61 214604 2137476 8488 05:10:01 AM 1155060 3037004 2598616 69.23 2104 2040732 575976 11.99 214932 2056368 7464 05:11:01 AM 1157368 3040524 2596308 69.17 2104 2041788 572176 11.91 399248 1867920 7616 05:12:01 AM 1114960 3004052 2638716 70.30 2104 2047288 609684 12.70 399176 1910748 22172 Average: 1193940 3006391 2559736 68.19 2104 1974876 615696 12.82 230183 2015922 47942 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:03 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:03 AM eth0 215.46 112.19 1008.53 55.16 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 80.59 66.75 972.46 7.08 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 26.26 23.78 101.40 4.76 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 48.53 40.15 659.49 7.11 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 12.38 14.10 12.76 5.61 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 9.98 11.51 8.31 4.78 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 19.47 16.71 18.11 11.02 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 12.20 12.66 10.46 6.03 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 52.99 37.11 346.32 12.72 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) 06/08/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:03 AM all 41.93 0.07 13.29 13.01 3.24 28.45 05:05:03 AM 0 41.22 0.07 14.41 11.81 3.03 29.46 05:05:03 AM 1 42.64 0.08 12.18 14.21 3.44 27.44 05:06:01 AM all 36.40 0.00 4.39 1.84 2.93 54.44 05:06:01 AM 0 33.49 0.00 4.74 1.52 2.73 57.53 05:06:01 AM 1 39.31 0.00 4.04 2.17 3.14 51.35 05:07:01 AM all 37.90 0.00 4.06 2.22 2.70 53.12 05:07:01 AM 0 28.80 0.00 4.26 2.08 2.48 62.38 05:07:01 AM 1 46.99 0.00 3.86 2.36 2.92 43.87 05:08:01 AM all 37.37 0.00 2.42 1.08 2.68 56.45 05:08:01 AM 0 15.34 0.00 1.82 1.12 2.59 79.13 05:08:01 AM 1 59.67 0.00 3.02 1.05 2.77 33.49 05:09:01 AM all 37.27 0.00 2.50 0.48 2.77 56.98 05:09:01 AM 0 43.02 0.00 2.27 0.86 2.88 50.96 05:09:01 AM 1 31.53 0.00 2.73 0.10 2.65 62.99 05:10:01 AM all 37.47 0.00 2.15 0.30 2.51 57.58 05:10:01 AM 0 11.26 0.00 1.17 0.39 2.17 85.01 05:10:01 AM 1 63.91 0.00 3.13 0.20 2.85 29.90 05:11:01 AM all 34.80 0.00 2.82 0.38 2.64 59.36 05:11:01 AM 0 43.56 0.00 2.94 0.30 2.64 50.56 05:11:01 AM 1 26.08 0.00 2.69 0.46 2.64 68.12 05:12:01 AM all 39.72 0.00 3.42 0.17 3.24 53.45 05:12:01 AM 0 40.61 0.00 3.55 0.13 3.09 52.62 05:12:01 AM 1 38.84 0.00 3.30 0.21 3.38 54.27 Average: all 37.86 0.01 4.37 2.42 2.84 52.50 Average: 0 32.13 0.01 4.38 2.26 2.70 58.52 Average: 1 43.60 0.01 4.36 2.58 2.97 46.48