---> uname -a: Linux prd-centos8-robot-2c-8g-25554.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 589 4922 19 2185 6809 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:f4:30:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.158/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fef4:3057/64 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) 01/11/2026 _x86_64_ (2 CPU) 01:42:52 LINUX RESTART (2 CPU) 01:43:01 AM tps rtps wtps bread/s bwrtn/s 01:44:01 AM 215.51 160.84 54.67 14988.31 39721.52 01:45:01 AM 117.16 0.10 117.06 9.07 11484.10 01:46:01 AM 40.35 1.37 38.99 128.76 4448.45 01:47:01 AM 37.99 6.75 31.24 1248.19 2137.88 01:48:01 AM 66.31 2.70 63.61 436.12 8178.24 01:49:01 AM 6.00 0.25 5.75 9.20 242.24 01:50:01 AM 33.11 0.45 32.66 68.91 1398.65 Average: 73.78 24.64 49.14 2413.09 9659.80 01:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 AM 5536536 7067948 2345896 29.76 2688 1723924 679960 7.61 186356 1876660 93332 01:45:01 AM 5214784 7058700 2667648 33.84 2688 2019332 645556 7.23 188768 2128180 109312 01:46:01 AM 5230956 7078580 2651476 33.64 2688 2023252 621972 6.96 219752 2080528 10768 01:47:01 AM 4851100 6968636 3031332 38.46 2688 2283816 728120 8.15 284024 2366624 201916 01:48:01 AM 4935484 7050576 2946948 37.39 2688 2281340 629980 7.05 266792 2293576 8 01:49:01 AM 5113184 7046232 2769248 35.13 2688 2100788 623432 6.98 263688 2119884 3712 01:50:01 AM 5007360 6943324 2875072 36.47 2688 2108716 759144 8.50 467408 2047636 20020 Average: 5127058 7030571 2755374 34.96 2688 2077310 669738 7.50 268113 2130441 62724 01:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 AM eth0 295.79 174.03 1570.16 60.17 0.00 0.00 0.00 0.00 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 122.85 95.02 1266.37 12.27 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 12.71 7.63 6.37 3.37 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 36.54 30.86 334.48 6.05 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 156.35 124.78 42.97 37.56 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 49.29 31.33 68.27 12.96 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 21.68 17.26 20.05 11.98 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 99.32 68.70 472.69 20.62 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) 01/11/2026 _x86_64_ (2 CPU) 01:42:52 LINUX RESTART (2 CPU) 01:43:01 AM CPU %user %nice %system %iowait %steal %idle 01:44:01 AM all 48.45 0.06 10.27 3.62 0.09 37.51 01:44:01 AM 0 53.74 0.03 9.13 4.05 0.10 32.94 01:44:01 AM 1 43.14 0.08 11.41 3.19 0.08 42.10 01:45:01 AM all 36.25 0.00 5.12 1.42 0.10 57.10 01:45:01 AM 0 61.01 0.00 7.01 1.34 0.10 30.54 01:45:01 AM 1 11.63 0.00 3.24 1.51 0.10 83.52 01:46:01 AM all 13.45 0.00 1.65 0.44 0.07 84.38 01:46:01 AM 0 9.51 0.00 1.50 0.23 0.07 88.69 01:46:01 AM 1 17.40 0.00 1.80 0.65 0.07 80.07 01:47:01 AM all 22.61 0.00 3.93 0.33 0.08 73.05 01:47:01 AM 0 29.30 0.00 4.54 0.30 0.07 65.79 01:47:01 AM 1 15.91 0.00 3.32 0.35 0.10 80.32 01:48:01 AM all 16.84 0.00 3.22 0.59 0.05 79.29 01:48:01 AM 0 20.01 0.00 3.41 0.55 0.05 75.98 01:48:01 AM 1 13.68 0.00 3.04 0.63 0.05 82.60 01:49:01 AM all 2.39 0.00 0.73 0.02 0.05 96.81 01:49:01 AM 0 1.55 0.00 0.45 0.02 0.05 97.93 01:49:01 AM 1 3.23 0.00 1.02 0.02 0.05 95.68 01:50:01 AM all 30.06 0.00 3.38 0.15 0.08 66.32 01:50:01 AM 0 42.28 0.00 4.00 0.18 0.07 53.47 01:50:01 AM 1 17.84 0.00 2.77 0.12 0.10 79.18 Average: all 24.28 0.01 4.04 0.94 0.08 70.66 Average: 0 31.04 0.00 4.29 0.95 0.07 63.64 Average: 1 17.52 0.01 3.79 0.92 0.08 77.67