---> uname -a: Linux prd-centos8-robot-2c-8g-51871.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 593 4914 19 2190 6806 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:ab:bf:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.30/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:feab:bf7c/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) 08/10/2025 _x86_64_ (2 CPU) 23:05:30 LINUX RESTART (2 CPU) 11:06:01 PM tps rtps wtps bread/s bwrtn/s 11:07:01 PM 94.99 23.04 71.94 6714.30 8231.26 11:08:01 PM 95.88 0.72 95.17 52.92 11003.03 11:09:01 PM 40.19 0.42 39.77 64.78 3330.51 11:10:01 PM 71.07 9.45 61.62 1685.59 7545.44 11:11:01 PM 8.53 0.20 8.33 11.60 628.96 11:12:01 PM 5.91 0.32 5.60 36.92 388.57 11:13:01 PM 30.06 0.53 29.53 64.79 1564.84 Average: 49.52 4.95 44.57 1233.00 4670.38 11:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:07:01 PM 5407804 7091512 2474628 31.39 2688 1866724 666248 7.46 185336 1972900 173724 11:08:01 PM 5192440 7032388 2689992 34.13 2688 2015652 681776 7.63 197392 2143400 42480 11:09:01 PM 5077904 7008976 2804528 35.58 2688 2104444 730500 8.18 233860 2215352 67060 11:10:01 PM 4949608 7051832 2932824 37.21 2688 2269764 657944 7.37 266740 2287344 10824 11:11:01 PM 4904376 7007324 2978056 37.78 2688 2270472 725892 8.13 267128 2330936 88 11:12:01 PM 5065132 7000640 2817300 35.74 2688 2106832 716428 8.02 266740 2186920 20572 11:13:01 PM 5099856 7034060 2782576 35.30 2688 2108032 677940 7.59 469124 1959164 10936 Average: 5099589 7032390 2782843 35.30 2688 2105989 693818 7.77 269474 2156574 46526 11:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 328.51 203.08 1737.97 59.67 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 70.63 51.63 742.21 8.40 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 39.45 32.09 326.97 8.21 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 203.23 145.24 46.30 39.12 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 22.41 10.20 4.94 1.37 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 121.69 100.90 143.98 42.28 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 17.51 15.31 13.57 7.85 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 114.78 79.78 430.87 23.84 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) 08/10/2025 _x86_64_ (2 CPU) 23:05:30 LINUX RESTART (2 CPU) 11:06:01 PM CPU %user %nice %system %iowait %steal %idle 11:07:01 PM all 43.93 0.00 7.65 4.77 0.12 43.53 11:07:01 PM 0 40.25 0.00 6.99 3.85 0.12 48.80 11:07:01 PM 1 47.62 0.00 8.32 5.69 0.12 38.26 11:08:01 PM all 25.55 0.00 3.80 1.52 0.09 69.04 11:08:01 PM 0 15.29 0.00 3.21 1.81 0.10 79.60 11:08:01 PM 1 35.77 0.00 4.38 1.23 0.08 58.53 11:09:01 PM all 23.47 0.00 3.29 0.48 0.09 72.67 11:09:01 PM 0 12.23 0.00 2.89 0.42 0.08 84.38 11:09:01 PM 1 34.73 0.00 3.69 0.53 0.10 60.95 11:10:01 PM all 21.18 0.00 4.51 1.04 0.10 73.17 11:10:01 PM 0 9.25 0.00 3.30 1.03 0.10 86.31 11:10:01 PM 1 33.15 0.00 5.72 1.05 0.10 59.97 11:11:01 PM all 2.96 0.00 0.37 0.07 0.06 96.54 11:11:01 PM 0 0.95 0.00 0.18 0.00 0.07 98.80 11:11:01 PM 1 5.01 0.00 0.56 0.14 0.05 94.24 11:12:01 PM all 11.46 0.00 1.64 0.18 0.08 86.64 11:12:01 PM 0 4.72 0.00 0.94 0.35 0.05 93.94 11:12:01 PM 1 18.23 0.00 2.35 0.02 0.10 79.30 11:13:01 PM all 28.04 0.00 3.37 0.16 0.09 68.35 11:13:01 PM 0 16.67 0.00 2.97 0.12 0.08 80.16 11:13:01 PM 1 39.42 0.00 3.76 0.20 0.10 56.52 Average: all 22.40 0.00 3.52 1.18 0.09 72.81 Average: 0 14.19 0.00 2.93 1.08 0.09 81.72 Average: 1 30.64 0.00 4.12 1.27 0.09 63.88