---> uname -a: Linux prd-centos8-robot-2c-8g-4334.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 609 4920 19 2168 6789 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:79:93:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.139/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe79:93e3/64 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) 00:36:32 LINUX RESTART (2 CPU) 12:37:01 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 105.35 26.77 78.57 6862.11 7137.15 12:39:01 AM 82.29 1.08 81.21 75.31 10349.52 12:40:01 AM 53.47 7.13 46.33 1310.50 3819.14 12:41:01 AM 62.49 0.22 62.28 43.57 7732.18 12:42:01 AM 9.45 0.05 9.40 4.80 620.76 12:43:01 AM 12.20 0.33 11.86 37.86 422.26 12:44:01 AM 30.22 0.52 29.71 63.85 1314.21 Average: 50.78 5.16 45.62 1199.69 4485.28 12:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5338748 7055856 2543676 32.27 2688 1899572 697304 7.81 186816 2034748 194776 12:39:01 AM 5144624 6984044 2737800 34.73 2688 2015212 725964 8.13 198952 2183128 40904 12:40:01 AM 4961716 6970312 2920708 37.05 2688 2179068 754904 8.45 267164 2285428 103944 12:41:01 AM 4928520 7024732 2953904 37.47 2688 2262708 667336 7.47 261276 2301772 9644 12:42:01 AM 4889544 6986152 2992880 37.97 2688 2263240 732316 8.20 261608 2343108 388 12:43:01 AM 5051188 6961792 2831236 35.92 2688 2082436 735500 8.24 302792 2163856 27564 12:44:01 AM 5066760 6980560 2815664 35.72 2688 2086952 720104 8.06 462660 1994764 25324 Average: 5054443 6994778 2827981 35.88 2688 2112741 719061 8.05 277324 2186686 57506 12:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 285.00 196.43 1831.00 60.33 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 73.21 49.48 691.82 8.45 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 43.85 39.80 339.04 9.43 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 210.64 148.28 46.95 40.84 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 26.69 17.34 6.08 2.28 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 170.47 148.31 1874.54 30.45 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 19.61 16.84 15.31 8.35 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 118.50 88.07 686.33 22.88 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) 00:36:32 LINUX RESTART (2 CPU) 12:37:01 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 46.37 0.00 7.67 2.58 0.12 43.27 12:38:01 AM 0 40.92 0.00 6.03 1.88 0.12 51.05 12:38:01 AM 1 51.84 0.00 9.32 3.28 0.12 35.44 12:39:01 AM all 22.80 0.00 3.27 2.23 0.08 71.62 12:39:01 AM 0 18.26 0.00 3.79 2.35 0.07 75.53 12:39:01 AM 1 27.34 0.00 2.75 2.12 0.08 67.71 12:40:01 AM all 30.92 0.00 4.80 0.97 0.08 63.23 12:40:01 AM 0 24.95 0.00 4.27 1.17 0.08 69.53 12:40:01 AM 1 36.89 0.00 5.32 0.77 0.08 56.94 12:41:01 AM all 20.12 0.00 3.72 0.68 0.07 75.42 12:41:01 AM 0 15.00 0.00 3.80 0.93 0.07 80.19 12:41:01 AM 1 25.23 0.00 3.63 0.42 0.07 70.65 12:42:01 AM all 1.99 0.00 0.29 0.06 0.03 97.62 12:42:01 AM 0 3.67 0.00 0.42 0.10 0.03 95.77 12:42:01 AM 1 0.32 0.00 0.17 0.02 0.03 99.47 12:43:01 AM all 20.03 0.00 2.60 0.07 0.11 77.19 12:43:01 AM 0 14.04 0.00 1.92 0.07 0.10 83.87 12:43:01 AM 1 26.09 0.00 3.30 0.07 0.12 70.43 12:44:01 AM all 31.16 0.00 4.05 0.14 0.11 64.53 12:44:01 AM 0 15.47 0.00 3.20 0.07 0.10 81.16 12:44:01 AM 1 46.86 0.00 4.90 0.22 0.12 47.90 Average: all 24.78 0.00 3.77 0.96 0.08 70.40 Average: 0 18.92 0.00 3.35 0.94 0.08 76.71 Average: 1 30.65 0.00 4.20 0.98 0.09 64.08