---> uname -a: Linux prd-centos8-robot-2c-8g-25135.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 601 4901 19 2194 6797 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:df:83:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.87/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85827sec preferred_lft 85827sec inet6 fe80::f816:3eff:fedf:83ad/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) 03/02/2026 _x86_64_ (2 CPU) 00:35:11 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 96.82 6.00 90.82 1087.77 6997.62 12:38:01 AM 75.20 1.37 73.84 135.44 10950.02 12:39:01 AM 61.15 6.78 54.37 1248.52 3607.31 12:40:01 AM 43.64 2.47 41.17 260.58 6603.43 12:41:01 AM 4.05 0.00 4.05 0.00 137.24 12:42:01 AM 0.32 0.00 0.32 0.00 5.23 12:43:01 AM 0.12 0.00 0.12 0.00 1.30 12:44:01 AM 14.79 0.37 14.43 41.71 546.38 Average: 37.01 2.12 34.89 346.77 3606.00 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5201708 7014444 2680724 34.01 2688 1989924 722128 8.09 188144 2154896 248568 12:38:01 AM 5217540 7079392 2664892 33.81 2688 2037924 649056 7.27 228520 2086928 9016 12:39:01 AM 4854904 6973116 3027528 38.41 2688 2284340 738824 8.27 266512 2376824 166416 12:40:01 AM 4923788 7045028 2958644 37.53 2688 2288220 649972 7.28 275472 2297720 4 12:41:01 AM 4924076 7045328 2958356 37.53 2688 2288228 649972 7.28 275468 2297728 4 12:42:01 AM 4924128 7045380 2958304 37.53 2688 2288228 649972 7.28 275468 2297660 4 12:43:01 AM 4924232 7045476 2958200 37.53 2688 2288228 649972 7.28 275468 2297956 4 12:44:01 AM 5115056 7050892 2767376 35.11 2688 2108304 717292 8.03 320044 2084796 25772 Average: 5010679 7037382 2871753 36.43 2688 2196674 678398 7.60 263137 2236814 56224 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 109.56 85.99 1070.90 12.61 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 62.89 42.21 639.61 7.03 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 45.25 36.27 334.01 7.72 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 19.34 15.69 10.19 6.62 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 1.18 0.78 0.24 0.18 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 1.98 0.82 0.32 0.13 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 1.90 1.07 0.77 0.57 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 46.79 33.78 72.26 28.08 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 36.11 27.08 266.03 7.87 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) 03/02/2026 _x86_64_ (2 CPU) 00:35:11 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 37.93 0.00 5.79 0.78 0.12 55.38 12:37:01 AM 0 44.05 0.00 6.47 0.72 0.13 48.63 12:37:01 AM 1 31.84 0.00 5.12 0.85 0.10 62.10 12:38:01 AM all 19.08 0.00 2.77 0.91 0.10 77.14 12:38:01 AM 0 26.66 0.00 3.17 0.88 0.12 69.16 12:38:01 AM 1 11.49 0.00 2.37 0.93 0.08 85.12 12:39:01 AM all 27.52 0.00 5.27 0.55 0.12 66.55 12:39:01 AM 0 34.38 0.00 5.82 0.50 0.12 59.18 12:39:01 AM 1 20.65 0.00 4.72 0.60 0.12 73.91 12:40:01 AM all 8.98 0.00 1.84 0.43 0.07 88.69 12:40:01 AM 0 10.80 0.00 1.95 0.52 0.07 86.66 12:40:01 AM 1 7.15 0.00 1.74 0.33 0.07 90.72 12:41:01 AM all 0.31 0.00 0.08 0.02 0.03 99.57 12:41:01 AM 0 0.05 0.00 0.07 0.03 0.03 99.82 12:41:01 AM 1 0.57 0.00 0.08 0.00 0.03 99.32 12:42:01 AM all 0.33 0.00 0.05 0.00 0.03 99.60 12:42:01 AM 0 0.13 0.00 0.07 0.00 0.03 99.77 12:42:01 AM 1 0.52 0.00 0.03 0.00 0.02 99.43 12:43:01 AM all 0.35 0.00 0.07 0.00 0.03 99.55 12:43:01 AM 0 0.08 0.00 0.05 0.00 0.03 99.83 12:43:01 AM 1 0.62 0.00 0.08 0.00 0.03 99.27 12:44:01 AM all 13.55 0.00 2.04 0.07 0.07 84.27 12:44:01 AM 0 11.64 0.00 2.03 0.08 0.07 86.18 12:44:01 AM 1 15.47 0.00 2.05 0.05 0.07 82.36 Average: all 13.52 0.00 2.24 0.34 0.07 83.83 Average: 0 15.98 0.00 2.46 0.34 0.08 81.14 Average: 1 11.05 0.00 2.03 0.35 0.06 86.51