---> uname -a: Linux prd-centos8-builder-2c-1g-4975.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.4G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 652 4748 20 2297 6734 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:45:21:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe45:2138/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/25/2026 _x86_64_ (2 CPU) 13:03:29 LINUX RESTART (2 CPU) 01:04:03 PM tps rtps wtps bread/s bwrtn/s 01:05:01 PM 311.15 131.00 180.15 7121.86 42025.72 01:06:01 PM 55.60 0.25 55.35 31.59 4306.61 01:07:01 PM 87.39 1.20 86.19 234.36 13658.77 01:08:01 PM 39.22 0.05 39.17 1.33 8687.29 01:09:01 PM 17.63 0.23 17.39 34.12 4493.62 01:10:01 PM 6.46 0.00 6.46 0.00 293.97 01:11:01 PM 6.61 0.00 6.61 0.00 321.48 01:12:01 PM 10.18 1.12 9.06 70.24 476.91 Average: 65.77 16.26 49.51 911.09 9147.37 01:04:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 PM 5409048 6947640 2473388 31.38 2688 1723308 817820 9.16 195796 1970168 33240 01:06:01 PM 5192608 6965632 2689828 34.12 2688 1945764 764820 8.56 198812 2141452 169904 01:07:01 PM 4887176 6912552 2995260 38.00 2688 2187620 809704 9.07 203072 2396208 144176 01:08:01 PM 4630640 6739360 3251796 41.25 2688 2268560 971648 10.88 243352 2605408 120224 01:09:01 PM 4829904 6859188 3052532 38.73 2688 2191888 841716 9.42 237212 2421176 7396 01:10:01 PM 4890344 6918452 2992092 37.96 2688 2190732 786108 8.80 239460 2358720 6208 01:11:01 PM 4890696 6918796 2991740 37.95 2688 2190732 788860 8.83 239800 2358316 4 01:12:01 PM 4885196 6917048 2997240 38.02 2688 2194160 775516 8.68 427972 2175776 8 Average: 4951952 6897334 2930484 37.18 2688 2111596 819524 9.18 248184 2303403 60145 01:04:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM eth0 288.68 138.47 1145.68 61.82 0.00 0.00 0.00 0.00 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 62.40 38.67 872.35 5.49 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 45.96 31.28 777.25 4.51 0.00 0.00 0.00 0.00 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 12.60 7.53 35.17 2.01 0.00 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM eth0 7.61 6.31 10.25 1.73 0.00 0.00 0.00 0.00 01:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 PM eth0 4.88 4.60 4.89 1.25 0.00 0.00 0.00 0.00 01:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 PM eth0 5.13 5.60 6.26 1.08 0.00 0.00 0.00 0.00 01:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 PM eth0 15.98 11.61 17.05 11.65 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 54.44 30.06 355.34 10.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 10/25/2026 _x86_64_ (2 CPU) 13:03:29 LINUX RESTART (2 CPU) 01:04:03 PM CPU %user %nice %system %iowait %steal %idle 01:05:01 PM all 28.36 1.46 32.96 2.70 0.03 34.48 01:05:01 PM 0 29.58 1.41 32.12 2.46 0.03 34.39 01:05:01 PM 1 27.13 1.52 33.79 2.95 0.03 34.58 01:06:01 PM all 16.94 0.00 2.84 0.48 0.00 79.73 01:06:01 PM 0 11.00 0.00 2.08 0.37 0.00 86.56 01:06:01 PM 1 22.92 0.00 3.61 0.60 0.00 72.88 01:07:01 PM all 24.61 0.00 3.86 0.72 0.02 70.78 01:07:01 PM 0 32.15 0.00 4.11 0.80 0.03 62.90 01:07:01 PM 1 17.07 0.00 3.60 0.65 0.02 78.66 01:08:01 PM all 28.86 0.00 3.29 0.24 0.02 67.59 01:08:01 PM 0 14.70 0.00 3.11 0.30 0.02 81.88 01:08:01 PM 1 43.04 0.00 3.46 0.18 0.03 53.28 01:09:01 PM all 16.67 0.00 2.14 0.13 0.02 81.04 01:09:01 PM 0 21.55 0.00 2.32 0.12 0.02 76.00 01:09:01 PM 1 11.81 0.00 1.95 0.15 0.02 86.08 01:10:01 PM all 18.46 0.00 1.42 0.02 0.01 80.10 01:10:01 PM 0 18.25 0.00 1.15 0.02 0.02 80.56 01:10:01 PM 1 18.66 0.00 1.68 0.02 0.00 79.64 01:11:01 PM all 6.69 0.00 0.83 0.04 0.02 92.42 01:11:01 PM 0 6.47 0.00 0.85 0.05 0.02 92.61 01:11:01 PM 1 6.90 0.00 0.82 0.03 0.02 92.23 01:12:01 PM all 28.00 0.00 2.97 0.07 0.04 68.93 01:12:01 PM 0 6.53 0.00 2.12 0.05 0.02 91.29 01:12:01 PM 1 49.48 0.00 3.82 0.08 0.07 46.55 Average: all 21.04 0.18 6.14 0.54 0.02 72.09 Average: 0 17.46 0.17 5.84 0.51 0.02 76.01 Average: 1 24.62 0.18 6.44 0.57 0.02 68.17