---> uname -a: Linux prd-centos8-robot-2c-8g-6919.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 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 nrip_save 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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 614 4871 19 2211 6783 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:d1:91:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.154/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fed1:911d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/02/2026 _x86_64_ (2 CPU) 01:42:43 LINUX RESTART (2 CPU) 01:43:01 AM tps rtps wtps bread/s bwrtn/s 01:44:01 AM 206.31 143.28 63.04 14141.33 40195.14 01:45:01 AM 122.09 1.08 121.01 75.31 12726.64 01:46:01 AM 25.88 0.42 25.46 64.79 1985.70 01:47:01 AM 69.69 6.93 62.76 1289.30 4042.37 01:48:01 AM 30.24 0.00 30.24 0.00 6147.44 01:49:01 AM 8.43 0.38 8.05 41.86 937.83 01:50:01 AM 36.07 0.52 35.55 63.85 2218.71 Average: 71.25 21.81 49.45 2239.93 9751.75 01:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 AM 5444804 7026448 2437620 30.92 2688 1773508 738356 8.27 190396 1962580 114668 01:45:01 AM 5171172 7011596 2711252 34.40 2688 2016212 696092 7.79 198888 2157200 40792 01:46:01 AM 5250488 7092740 2631936 33.39 2688 2018160 627168 7.02 219700 2063160 9568 01:47:01 AM 4951244 7048916 2931180 37.19 2688 2263744 660040 7.39 261448 2288916 171776 01:48:01 AM 4946432 7043796 2935992 37.25 2688 2263744 660040 7.39 261452 2288816 8 01:49:01 AM 5033324 6989832 2849100 36.14 2688 2126940 686212 7.68 277076 2202456 36532 01:50:01 AM 5078296 7035576 2804128 35.57 2688 2129720 669404 7.50 482196 1960080 26040 Average: 5125109 7035558 2757315 34.98 2688 2084575 676759 7.58 270165 2131887 57055 01:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 AM eth0 316.38 193.29 1664.43 60.79 0.00 0.00 0.00 0.00 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 88.34 66.36 878.77 9.73 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 17.26 8.67 6.01 3.59 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 237.12 176.47 378.53 44.26 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 6.78 4.72 1.72 1.38 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 122.10 86.15 454.54 54.46 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 19.09 16.99 15.23 8.94 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 115.31 78.96 485.66 26.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/02/2026 _x86_64_ (2 CPU) 01:42:43 LINUX RESTART (2 CPU) 01:43:01 AM CPU %user %nice %system %iowait %steal %idle 01:44:01 AM all 39.37 0.07 10.37 11.09 0.10 38.99 01:44:01 AM 0 35.17 0.08 9.76 7.76 0.07 47.17 01:44:01 AM 1 43.58 0.05 10.99 14.43 0.13 30.81 01:45:01 AM all 30.06 0.00 4.91 2.67 0.09 62.26 01:45:01 AM 0 24.26 0.00 4.31 2.55 0.12 68.76 01:45:01 AM 1 35.87 0.00 5.51 2.80 0.07 55.75 01:46:01 AM all 10.42 0.00 1.49 0.43 0.06 87.60 01:46:01 AM 0 5.50 0.00 1.19 0.27 0.07 92.98 01:46:01 AM 1 15.35 0.00 1.79 0.60 0.05 82.21 01:47:01 AM all 36.45 0.00 6.43 0.98 0.10 56.03 01:47:01 AM 0 21.99 0.00 4.82 0.72 0.10 72.37 01:47:01 AM 1 50.93 0.00 8.05 1.25 0.10 39.67 01:48:01 AM all 0.38 0.00 0.38 0.93 0.05 98.26 01:48:01 AM 0 0.20 0.00 0.40 0.97 0.05 98.38 01:48:01 AM 1 0.55 0.00 0.35 0.90 0.05 98.15 01:49:01 AM all 11.83 0.00 1.75 0.14 0.07 86.21 01:49:01 AM 0 10.67 0.00 1.73 0.02 0.07 87.52 01:49:01 AM 1 12.99 0.00 1.77 0.27 0.07 84.90 01:50:01 AM all 31.42 0.00 3.74 0.48 0.09 64.26 01:50:01 AM 0 18.39 0.00 3.29 0.40 0.08 77.84 01:50:01 AM 1 44.49 0.00 4.19 0.57 0.10 50.65 Average: all 22.86 0.01 4.15 2.39 0.08 70.50 Average: 0 16.60 0.01 3.64 1.81 0.08 77.86 Average: 1 29.12 0.01 4.67 2.97 0.08 63.15