---> uname -a: Linux prd-centos8-robot-2c-8g-1591.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 612 4904 19 2179 6786 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:bd:e0:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.96/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85911sec preferred_lft 85911sec inet6 fe80::f816:3eff:febd:e060/64 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) 01/17/2026 _x86_64_ (2 CPU) 23:39:21 LINUX RESTART (2 CPU) 11:40:00 PM tps rtps wtps bread/s bwrtn/s 11:40:01 PM 211.21 207.76 3.45 81062.07 93.97 11:41:01 PM 91.35 11.29 80.06 2122.54 6538.98 11:42:01 PM 88.44 1.08 87.35 75.31 11235.35 11:43:01 PM 28.86 0.42 28.44 64.78 1749.85 11:44:01 PM 79.87 9.42 70.45 1682.12 8422.01 11:45:01 PM 6.46 0.05 6.41 4.80 509.21 11:46:01 PM 1.77 0.00 1.77 0.00 71.30 11:47:01 PM 25.56 0.63 24.93 73.18 984.02 Average: 46.50 3.83 42.67 796.32 4204.52 11:40:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:01 PM 6024392 7343512 1858028 23.57 2688 1518312 542640 6.08 149664 1448552 1376 11:41:01 PM 5222368 6999056 2660052 33.75 2688 1956120 732380 8.20 194552 2132344 234080 11:42:01 PM 5190260 7029308 2692160 34.15 2688 2015452 686304 7.68 210300 2132528 9952 11:43:01 PM 5040488 7000600 2841932 36.05 2688 2131180 703560 7.88 233812 2241708 102684 11:44:01 PM 4914444 7024020 2967976 37.65 2688 2276268 666700 7.47 266672 2315300 10856 11:45:01 PM 4872700 6982736 3009720 38.18 2688 2276724 717444 8.03 267000 2355640 312 11:46:01 PM 4872432 6982468 3009988 38.19 2688 2276724 717444 8.03 267000 2355896 8 11:47:01 PM 5076160 6996760 2806260 35.60 2688 2093872 695280 7.79 466044 1981476 22316 Average: 5151656 7044808 2730764 34.64 2688 2068082 682719 7.64 256880 2120430 47698 11:40:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 PM eth0 707.76 594.83 1213.77 51.22 0.00 0.00 0.00 0.00 11:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 PM eth0 325.40 211.51 1898.68 60.87 0.00 0.00 0.00 0.00 11:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:42:01 PM eth0 72.99 47.52 605.80 7.94 0.00 0.00 0.00 0.00 11:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:43:01 PM eth0 34.91 30.09 255.00 6.92 0.00 0.00 0.00 0.00 11:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:44:01 PM eth0 213.05 152.86 126.90 41.19 0.00 0.00 0.00 0.00 11:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:45:01 PM eth0 17.03 11.30 4.95 1.57 0.00 0.00 0.00 0.00 11:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:46:01 PM eth0 2.00 0.87 0.38 2.34 0.00 0.00 0.00 0.00 11:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:47:01 PM eth0 61.83 45.50 85.58 24.90 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 105.55 72.82 427.55 20.90 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) 01/17/2026 _x86_64_ (2 CPU) 23:39:21 LINUX RESTART (2 CPU) 11:40:00 PM CPU %user %nice %system %iowait %steal %idle 11:40:01 PM all 24.35 0.00 17.83 15.65 0.00 42.17 11:40:01 PM 0 25.00 0.00 18.10 25.00 0.00 31.90 11:40:01 PM 1 23.68 0.00 17.54 6.14 0.00 52.63 11:41:01 PM all 41.65 0.00 6.13 1.68 0.09 50.45 11:41:01 PM 0 47.02 0.00 7.33 1.30 0.08 44.27 11:41:01 PM 1 36.28 0.00 4.93 2.07 0.10 56.62 11:42:01 PM all 21.49 0.00 3.40 2.58 0.09 72.43 11:42:01 PM 0 28.15 0.00 4.28 2.98 0.10 64.49 11:42:01 PM 1 14.84 0.00 2.52 2.19 0.08 80.37 11:43:01 PM all 23.87 0.00 3.21 0.62 0.09 72.21 11:43:01 PM 0 16.66 0.00 2.65 0.38 0.08 80.23 11:43:01 PM 1 31.09 0.00 3.77 0.87 0.10 64.17 11:44:01 PM all 23.62 0.00 5.01 2.88 0.09 68.40 11:44:01 PM 0 24.66 0.00 4.64 2.79 0.08 67.82 11:44:01 PM 1 22.57 0.00 5.38 2.98 0.10 68.97 11:45:01 PM all 1.72 0.00 0.28 0.05 0.06 97.89 11:45:01 PM 0 3.26 0.00 0.42 0.07 0.07 96.19 11:45:01 PM 1 0.18 0.00 0.13 0.03 0.05 99.60 11:46:01 PM all 0.65 0.00 0.11 0.01 0.09 99.14 11:46:01 PM 0 0.85 0.00 0.12 0.00 0.08 98.95 11:46:01 PM 1 0.45 0.00 0.10 0.02 0.10 99.33 11:47:01 PM all 26.36 0.00 3.61 0.44 0.08 69.50 11:47:01 PM 0 35.65 0.00 4.22 0.57 0.08 59.48 11:47:01 PM 1 17.07 0.00 3.00 0.32 0.08 79.53 Average: all 19.93 0.00 3.15 1.22 0.09 75.62 Average: 0 22.33 0.00 3.42 1.22 0.08 72.95 Average: 1 17.52 0.00 2.87 1.22 0.09 78.29