---> uname -a: Linux prd-centos8-robot-2c-8g-4742.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 606 4907 19 2183 6792 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:94:8a:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.167/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fe94:8a20/64 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) 01/26/2026 _x86_64_ (2 CPU) 23:16:59 LINUX RESTART (2 CPU) 11:18:01 PM tps rtps wtps bread/s bwrtn/s 11:19:01 PM 124.79 0.40 124.39 16.66 11605.58 11:20:01 PM 39.04 1.02 38.03 73.45 5402.92 11:21:01 PM 15.14 0.42 14.73 64.78 491.72 11:22:01 PM 64.67 9.37 55.31 1645.99 3662.01 11:23:01 PM 40.70 0.05 40.65 36.12 6517.72 11:24:01 PM 4.50 0.07 4.43 4.93 167.36 11:25:01 PM 18.65 0.40 18.25 46.79 796.40 Average: 43.93 1.67 42.25 269.79 4092.07 11:18:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:19:01 PM 5139284 7014388 2743148 34.80 2688 2051716 711556 7.97 190368 2209948 174152 11:20:01 PM 5174508 7017260 2707924 34.35 2688 2018892 730988 8.18 198148 2159848 4 11:21:01 PM 5252184 7097008 2630248 33.37 2688 2020840 632904 7.09 218872 2063416 7944 11:22:01 PM 4959932 7071812 2922500 37.08 2688 2277936 629352 7.05 256960 2282308 176480 11:23:01 PM 4946148 7057932 2936284 37.25 2688 2278176 668392 7.48 265680 2286204 12 11:24:01 PM 4904000 7016336 2978432 37.79 2688 2278768 722944 8.09 266024 2327940 68 11:25:01 PM 5064884 6990400 2817548 35.74 2688 2098032 710540 7.96 465844 1991640 22292 Average: 5062991 7037877 2819441 35.77 2688 2146337 686668 7.69 265985 2188758 54422 11:18:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 PM eth0 135.74 108.03 1520.37 13.61 0.00 0.00 0.00 0.00 11:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 PM eth0 6.58 3.03 3.08 1.08 0.00 0.00 0.00 0.00 11:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 PM eth0 9.15 8.75 4.82 3.48 0.00 0.00 0.00 0.00 11:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 PM eth0 43.36 37.61 340.22 8.99 0.00 0.00 0.00 0.00 11:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 PM eth0 135.97 100.35 29.32 29.24 0.00 0.00 0.00 0.00 11:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 PM eth0 26.74 17.14 7.18 2.42 0.00 0.00 0.00 0.00 11:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 PM eth0 70.95 43.96 82.63 23.06 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 61.22 45.56 283.95 11.70 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) 01/26/2026 _x86_64_ (2 CPU) 23:16:59 LINUX RESTART (2 CPU) 11:18:01 PM CPU %user %nice %system %iowait %steal %idle 11:19:01 PM all 37.43 0.00 5.52 1.63 0.14 55.28 11:19:01 PM 0 23.54 0.00 4.34 1.66 0.15 70.31 11:19:01 PM 1 51.39 0.00 6.71 1.59 0.13 40.18 11:20:01 PM all 8.22 0.00 1.19 3.99 0.07 86.53 11:20:01 PM 0 5.15 0.00 1.09 1.82 0.07 91.87 11:20:01 PM 1 11.29 0.00 1.29 6.16 0.07 81.20 11:21:01 PM all 12.89 0.00 1.70 0.92 0.08 84.41 11:21:01 PM 0 10.28 0.00 1.65 0.32 0.07 87.68 11:21:01 PM 1 15.50 0.00 1.74 1.52 0.10 81.14 11:22:01 PM all 33.06 0.00 5.83 2.06 0.13 58.91 11:22:01 PM 0 16.12 0.00 4.66 2.20 0.12 76.91 11:22:01 PM 1 50.14 0.00 7.01 1.93 0.15 40.77 11:23:01 PM all 7.05 0.00 1.55 0.79 0.06 90.55 11:23:01 PM 0 2.72 0.00 1.39 1.14 0.05 94.71 11:23:01 PM 1 11.38 0.00 1.71 0.45 0.07 86.40 11:24:01 PM all 1.64 0.00 0.26 0.16 0.07 97.88 11:24:01 PM 0 1.92 0.00 0.30 0.00 0.05 97.73 11:24:01 PM 1 1.35 0.00 0.22 0.32 0.08 98.03 11:25:01 PM all 19.08 0.00 2.86 0.12 0.09 77.86 11:25:01 PM 0 16.33 0.00 2.79 0.08 0.10 80.70 11:25:01 PM 1 21.82 0.00 2.92 0.15 0.08 75.02 Average: all 17.06 0.00 2.70 1.38 0.09 78.77 Average: 0 10.88 0.00 2.32 1.03 0.09 85.68 Average: 1 23.25 0.00 3.08 1.73 0.10 71.83