---> uname -a: Linux prd-centos8-builder-2c-4g-5200.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 494 1053 17 2117 2893 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:4b:24:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.44/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85856sec preferred_lft 85856sec inet6 fe80::f816:3eff:fe4b:24a3/64 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) 07/07/2026 _x86_64_ (2 CPU) 10:03:46 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:01 AM 215.68 142.35 73.33 12574.88 38491.05 10:06:01 AM 56.95 0.22 56.73 30.52 5499.42 10:07:01 AM 64.22 0.07 64.16 0.80 10641.56 10:08:01 AM 25.62 0.55 25.07 66.91 3322.39 10:09:01 AM 25.61 0.25 25.36 40.13 991.23 10:10:01 AM 16.97 0.07 16.91 3.07 447.93 10:11:01 AM 11.91 0.00 11.91 0.00 491.07 10:12:01 AM 19.85 0.90 18.95 46.39 535.58 Average: 54.60 18.05 36.55 1595.33 7552.31 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 AM 1594516 3062884 2159160 57.52 2104 1647156 590760 12.30 137504 1771752 51272 10:06:01 AM 1305472 3015656 2448204 65.22 2104 1877488 606068 12.62 145120 2011436 177444 10:07:01 AM 1125964 2958164 2627712 70.00 2104 1992248 631044 13.14 146140 2156388 28688 10:08:01 AM 1122724 2999616 2630952 70.09 2104 2035464 585428 12.19 154864 2146944 21080 10:09:01 AM 1030940 2947040 2722736 72.54 2104 2075072 646112 13.45 215852 2181080 46864 10:10:01 AM 1059628 2938428 2694048 71.77 2104 2037716 660968 13.76 213824 2152604 8504 10:11:01 AM 1108808 2987620 2644868 70.46 2104 2037716 606416 12.63 214484 2103692 8504 10:12:01 AM 1096356 2975616 2657320 70.79 2104 2038124 613976 12.79 398508 1933164 7528 Average: 1180551 2985628 2573125 68.55 2104 1967623 617596 12.86 203287 2057132 43736 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 AM eth0 201.03 117.04 916.73 56.00 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 78.37 64.93 944.00 6.87 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 23.45 20.66 99.89 3.84 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 37.10 28.42 653.60 4.77 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 12.80 14.98 14.13 5.89 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 11.46 12.03 8.56 5.45 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 11.66 11.26 10.27 3.24 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 15.55 14.50 15.65 12.80 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 48.93 35.48 332.85 12.36 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) 07/07/2026 _x86_64_ (2 CPU) 10:03:46 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:01 AM all 45.46 0.04 11.82 11.52 3.05 28.11 10:05:01 AM 0 37.12 0.05 10.16 11.95 3.18 37.54 10:05:01 AM 1 53.83 0.03 13.50 11.10 2.92 18.63 10:06:01 AM all 33.73 0.00 3.82 1.27 3.05 58.14 10:06:01 AM 0 37.10 0.00 4.06 1.50 3.17 54.17 10:06:01 AM 1 30.35 0.00 3.57 1.04 2.93 62.11 10:07:01 AM all 29.71 0.00 3.24 2.42 2.60 62.03 10:07:01 AM 0 19.94 0.00 3.04 3.09 2.55 71.38 10:07:01 AM 1 39.53 0.00 3.44 1.75 2.65 52.64 10:08:01 AM all 30.05 0.00 2.39 0.68 2.59 64.29 10:08:01 AM 0 15.24 0.00 1.72 0.52 2.83 79.69 10:08:01 AM 1 45.09 0.00 3.07 0.83 2.36 48.66 10:09:01 AM all 35.50 0.00 2.43 0.76 2.33 58.98 10:09:01 AM 0 22.85 0.00 1.82 0.30 2.06 72.97 10:09:01 AM 1 48.19 0.00 3.04 1.22 2.60 44.94 10:10:01 AM all 39.13 0.00 2.42 0.25 2.26 55.95 10:10:01 AM 0 21.04 0.00 2.04 0.13 2.30 74.49 10:10:01 AM 1 57.39 0.00 2.81 0.37 2.21 37.23 10:11:01 AM all 33.83 0.00 2.64 0.26 2.21 61.07 10:11:01 AM 0 22.63 0.00 2.41 0.15 1.95 72.86 10:11:01 AM 1 45.05 0.00 2.86 0.36 2.46 49.26 10:12:01 AM all 39.41 0.00 2.72 0.41 2.33 55.14 10:12:01 AM 0 23.90 0.00 2.10 0.20 2.35 71.45 10:12:01 AM 1 55.06 0.00 3.34 0.63 2.31 38.67 Average: all 35.84 0.01 3.93 2.19 2.55 55.49 Average: 0 24.96 0.01 3.41 2.22 2.55 66.85 Average: 1 46.79 0.00 4.45 2.16 2.55 44.05