---> uname -a: Linux prd-centos8-robot-2c-8g-24255.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: 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 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 621 4876 19 2199 6777 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:5f:e3:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.94/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85800sec preferred_lft 85800sec inet6 fe80::f816:3eff:fe5f:e3c0/64 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) 03/01/2026 _x86_64_ (2 CPU) 00:26:49 LINUX RESTART (2 CPU) 12:27:01 AM tps rtps wtps bread/s bwrtn/s 12:28:01 AM 215.34 154.97 60.38 14632.27 40836.29 12:29:01 AM 120.78 1.12 119.66 76.37 13167.98 12:30:01 AM 26.76 0.42 26.34 64.78 2058.98 12:31:01 AM 73.38 9.18 64.21 1505.80 3854.76 12:32:02 AM 31.06 0.00 31.06 0.00 6228.64 12:33:01 AM 2.22 0.00 2.22 0.00 62.01 12:34:01 AM 0.10 0.00 0.10 0.00 1.43 12:35:01 AM 0.13 0.00 0.13 0.00 1.18 12:36:01 AM 14.31 0.37 13.95 41.72 548.22 Average: 53.89 18.48 35.40 1816.86 7431.51 12:27:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:28:01 AM 5405912 6986900 2476520 31.42 2688 1773344 782360 8.76 187796 2004860 109096 12:29:01 AM 5098976 6961992 2783456 35.31 2688 2038964 736108 8.24 206712 2221996 41368 12:30:01 AM 5141456 7009460 2740976 34.77 2688 2044160 731208 8.19 231336 2160732 12276 12:31:01 AM 4909672 7034088 2972760 37.71 2688 2291100 664040 7.44 274408 2319996 174536 12:32:02 AM 4904836 7028864 2977596 37.78 2688 2291104 664040 7.44 274404 2320140 8 12:33:01 AM 4904372 7028400 2978060 37.78 2688 2291104 664040 7.44 274404 2320328 12 12:34:01 AM 4904876 7028904 2977556 37.77 2688 2291104 664040 7.44 274404 2320264 12 12:35:01 AM 4904848 7028880 2977584 37.77 2688 2291108 664040 7.44 274404 2320104 8 12:36:01 AM 5008608 6950032 2873824 36.46 2688 2113612 756072 8.47 319004 2192464 27740 Average: 5020395 7006391 2862037 36.31 2688 2158400 702883 7.87 257430 2242320 40562 12:27:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 AM eth0 303.45 188.90 1736.54 63.53 0.00 0.00 0.00 0.00 12:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 AM eth0 87.89 66.88 891.31 10.15 0.00 0.00 0.00 0.00 12:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 AM eth0 19.56 9.38 6.99 3.96 0.00 0.00 0.00 0.00 12:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 AM eth0 54.50 47.47 341.43 13.44 0.00 0.00 0.00 0.00 12:32:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:02 AM eth0 2.40 0.87 1.02 0.13 0.00 0.00 0.00 0.00 12:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 AM eth0 2.63 0.98 0.86 0.55 0.00 0.00 0.00 0.00 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 2.10 1.28 0.77 0.52 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 2.07 1.58 0.31 0.21 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 58.96 43.04 78.56 32.09 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 59.39 40.12 340.40 13.87 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) 03/01/2026 _x86_64_ (2 CPU) 00:26:49 LINUX RESTART (2 CPU) 12:27:01 AM CPU %user %nice %system %iowait %steal %idle 12:28:01 AM all 49.43 0.07 11.38 2.31 0.10 36.71 12:28:01 AM 0 52.36 0.10 10.15 2.83 0.10 34.45 12:28:01 AM 1 46.50 0.03 12.61 1.79 0.10 38.96 12:29:01 AM all 31.31 0.00 5.43 1.05 0.10 62.11 12:29:01 AM 0 35.26 0.00 5.23 1.01 0.10 58.39 12:29:01 AM 1 27.34 0.00 5.63 1.08 0.10 65.84 12:30:01 AM all 11.80 0.00 2.14 0.32 0.07 85.67 12:30:01 AM 0 11.38 0.00 2.24 0.40 0.07 85.92 12:30:01 AM 1 12.22 0.00 2.05 0.23 0.07 85.42 12:31:01 AM all 35.29 0.00 6.33 0.51 0.10 57.77 12:31:01 AM 0 47.92 0.00 7.52 0.53 0.10 43.93 12:31:01 AM 1 22.64 0.00 5.14 0.50 0.10 71.63 12:32:02 AM all 0.36 0.00 0.33 0.46 0.05 98.80 12:32:02 AM 0 0.18 0.00 0.33 0.40 0.07 99.01 12:32:02 AM 1 0.53 0.00 0.33 0.52 0.03 98.58 12:33:01 AM all 0.35 0.00 0.08 0.01 0.03 99.53 12:33:01 AM 0 0.15 0.00 0.12 0.02 0.05 99.66 12:33:01 AM 1 0.54 0.00 0.03 0.00 0.02 99.41 12:34:01 AM all 0.33 0.00 0.07 0.00 0.04 99.56 12:34:01 AM 0 0.18 0.00 0.05 0.00 0.05 99.72 12:34:01 AM 1 0.48 0.00 0.08 0.00 0.03 99.40 12:35:01 AM all 0.31 0.00 0.05 0.00 0.04 99.60 12:35:01 AM 0 0.08 0.00 0.05 0.00 0.03 99.83 12:35:01 AM 1 0.53 0.00 0.05 0.00 0.05 99.37 12:36:01 AM all 18.46 0.00 2.25 0.06 0.08 79.15 12:36:01 AM 0 16.97 0.00 1.85 0.05 0.08 81.05 12:36:01 AM 1 19.96 0.00 2.64 0.07 0.08 77.25 Average: all 16.43 0.01 3.12 0.52 0.07 79.85 Average: 0 18.32 0.01 3.07 0.58 0.07 77.95 Average: 1 14.54 0.00 3.18 0.47 0.07 81.75