---> uname -a: Linux prd-centos8-robot-2c-8g-7518.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 649 4867 19 2180 6749 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:84:81:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.66/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe84:812a/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) 02/04/2026 _x86_64_ (2 CPU) 00:35:22 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 89.47 7.23 82.24 2352.95 5928.29 12:38:01 AM 81.89 1.37 80.52 135.42 10786.20 12:39:01 AM 48.42 6.78 41.64 1248.52 2531.17 12:40:01 AM 52.69 0.22 52.47 43.59 7672.79 12:41:01 AM 3.35 0.07 3.28 4.93 112.73 12:42:01 AM 2.37 0.03 2.33 1.87 188.25 12:43:01 AM 19.80 0.40 19.40 46.79 1017.43 Average: 42.57 2.30 40.27 547.74 4033.73 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5190256 6995556 2692168 34.15 2688 1982308 765748 8.57 188748 2163468 256936 12:38:01 AM 5188520 7032884 2693904 34.18 2688 2020464 722240 8.09 219764 2123608 9592 12:39:01 AM 4871956 6968252 3010468 38.19 2688 2262072 756064 8.47 257092 2369100 190880 12:40:01 AM 4896508 6996168 2985916 37.88 2688 2266152 713088 7.98 261764 2334532 8 12:41:01 AM 4853512 6954224 3028912 38.43 2688 2267236 787852 8.82 262236 2377312 736 12:42:01 AM 4845016 6948592 3037408 38.53 2688 2270100 787852 8.82 262376 2385636 80 12:43:01 AM 5025028 6945824 2857396 36.25 2688 2093724 757164 8.48 464972 2032164 22544 Average: 4981542 6977357 2900882 36.80 2688 2166008 755715 8.46 273850 2255117 68682 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 213.23 150.78 1463.41 37.09 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 70.66 50.00 623.85 8.98 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 42.67 31.79 337.41 7.09 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 202.23 146.39 44.50 45.25 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 25.12 16.97 7.40 2.81 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 23.14 21.74 7.42 5.18 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 58.86 41.71 88.71 29.87 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 90.84 65.62 367.53 19.47 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) 02/04/2026 _x86_64_ (2 CPU) 00:35:22 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 39.47 0.00 6.56 0.95 0.10 52.92 12:37:01 AM 0 40.23 0.00 7.65 0.87 0.10 51.15 12:37:01 AM 1 38.71 0.00 5.47 1.03 0.10 54.69 12:38:01 AM all 21.91 0.00 3.01 1.09 0.09 73.90 12:38:01 AM 0 33.86 0.00 3.38 1.05 0.10 61.60 12:38:01 AM 1 9.93 0.00 2.64 1.14 0.08 86.21 12:39:01 AM all 25.79 0.00 5.08 0.36 0.09 68.68 12:39:01 AM 0 34.68 0.00 6.16 0.62 0.08 58.47 12:39:01 AM 1 16.94 0.00 4.00 0.10 0.10 78.85 12:40:01 AM all 11.82 0.00 2.33 0.81 0.07 84.97 12:40:01 AM 0 7.82 0.00 2.37 1.09 0.05 88.67 12:40:01 AM 1 15.82 0.00 2.29 0.53 0.08 81.28 12:41:01 AM all 5.63 0.00 0.48 0.02 0.06 93.81 12:41:01 AM 0 8.49 0.00 0.65 0.02 0.07 90.78 12:41:01 AM 1 2.77 0.00 0.32 0.02 0.05 96.84 12:42:01 AM all 12.56 0.00 0.71 0.02 0.09 86.63 12:42:01 AM 0 19.34 0.00 0.85 0.02 0.10 79.69 12:42:01 AM 1 5.77 0.00 0.57 0.02 0.08 93.56 12:43:01 AM all 21.26 0.00 3.41 0.13 0.08 75.12 12:43:01 AM 0 25.88 0.00 3.37 0.17 0.08 70.50 12:43:01 AM 1 16.64 0.00 3.46 0.08 0.07 79.75 Average: all 19.79 0.00 3.09 0.48 0.08 76.57 Average: 0 24.34 0.00 3.49 0.55 0.08 71.54 Average: 1 15.23 0.00 2.68 0.42 0.08 81.59