---> uname -a: Linux prd-centos8-robot-2c-8g-4305.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 632 4883 19 2181 6767 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:81:a0:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.50/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85808sec preferred_lft 85808sec inet6 fe80::f816:3eff:fe81:a014/64 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) 01/25/2026 _x86_64_ (2 CPU) 23:37:01 LINUX RESTART (2 CPU) 11:38:01 PM tps rtps wtps bread/s bwrtn/s 11:39:01 PM 95.93 3.47 92.47 442.52 7289.44 11:40:01 PM 77.61 1.18 76.42 104.50 10075.04 11:41:01 PM 48.81 6.97 41.84 1279.65 2569.94 11:42:01 PM 59.10 2.70 56.40 436.12 7818.68 11:43:01 PM 4.28 0.00 4.28 0.00 156.80 11:44:01 PM 0.50 0.00 0.50 0.00 6.85 11:45:01 PM 0.52 0.00 0.52 0.00 6.86 11:46:01 PM 17.05 0.37 16.68 41.73 955.37 Average: 37.98 1.83 36.14 288.06 3610.02 11:38:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:39:01 PM 5184080 6980436 2698344 34.23 2688 1973380 770156 8.62 187292 2174500 220368 11:40:01 PM 5167596 7010884 2714828 34.44 2688 2019228 747460 8.37 211456 2155080 9576 11:41:01 PM 4831128 6926756 3051296 38.71 2688 2261308 801672 8.98 256144 2413524 182604 11:42:01 PM 4897320 7007656 2985104 37.87 2688 2277576 708008 7.93 266320 2335612 16 11:43:01 PM 4897852 7008192 2984572 37.86 2688 2277580 708008 7.93 266320 2335684 4 11:44:01 PM 4897584 7007924 2984840 37.87 2688 2277580 708008 7.93 266320 2335632 8 11:45:01 PM 4898428 7008956 2983996 37.86 2688 2277812 708008 7.93 266328 2335224 236 11:46:01 PM 5014552 6938544 2867872 36.38 2688 2097064 781408 8.75 307568 2198696 22848 Average: 4973568 6986168 2908856 36.90 2688 2182691 741591 8.30 253468 2285494 54458 11:38:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 PM eth0 88.54 74.11 1066.02 10.97 0.00 0.00 0.00 0.00 11:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 PM eth0 60.73 43.45 601.93 6.82 0.00 0.00 0.00 0.00 11:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 PM eth0 41.61 36.94 336.61 7.59 0.00 0.00 0.00 0.00 11:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:42:01 PM eth0 547.37 404.90 116.90 97.21 0.00 0.00 0.00 0.00 11:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:43:01 PM eth0 2.50 2.20 0.58 0.51 0.00 0.00 0.00 0.00 11:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:44:01 PM eth0 2.68 2.12 0.45 0.44 0.00 0.00 0.00 0.00 11:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:45:01 PM eth0 23.58 12.38 7.48 1.36 0.00 0.00 0.00 0.00 11:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:46:01 PM eth0 82.22 62.46 84.34 22.77 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 106.16 79.82 276.79 18.46 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) 01/25/2026 _x86_64_ (2 CPU) 23:37:01 LINUX RESTART (2 CPU) 11:38:01 PM CPU %user %nice %system %iowait %steal %idle 11:39:01 PM all 39.74 0.00 5.48 1.26 0.13 53.38 11:39:01 PM 0 46.15 0.00 6.05 1.65 0.13 46.01 11:39:01 PM 1 33.35 0.00 4.91 0.87 0.13 60.74 11:40:01 PM all 21.29 0.00 2.68 1.32 0.09 74.61 11:40:01 PM 0 31.67 0.00 3.31 1.27 0.08 63.66 11:40:01 PM 1 10.96 0.00 2.05 1.37 0.10 85.53 11:41:01 PM all 25.28 0.00 4.97 0.53 0.10 69.12 11:41:01 PM 0 28.76 0.00 5.33 0.35 0.10 65.46 11:41:01 PM 1 21.80 0.00 4.62 0.72 0.10 72.76 11:42:01 PM all 15.76 0.00 3.71 0.96 0.09 79.48 11:42:01 PM 0 17.56 0.00 3.94 1.09 0.08 77.33 11:42:01 PM 1 13.96 0.00 3.49 0.82 0.10 81.63 11:43:01 PM all 0.30 0.00 0.09 0.01 0.04 99.56 11:43:01 PM 0 0.48 0.00 0.08 0.00 0.03 99.40 11:43:01 PM 1 0.12 0.00 0.10 0.02 0.05 99.72 11:44:01 PM all 0.30 0.00 0.08 0.00 0.06 99.56 11:44:01 PM 0 0.48 0.00 0.08 0.00 0.05 99.38 11:44:01 PM 1 0.12 0.00 0.08 0.00 0.07 99.73 11:45:01 PM all 0.23 0.00 0.15 0.00 0.04 99.58 11:45:01 PM 0 0.22 0.00 0.10 0.00 0.02 99.67 11:45:01 PM 1 0.23 0.00 0.20 0.00 0.07 99.50 11:46:01 PM all 16.13 0.00 2.49 0.09 0.08 81.20 11:46:01 PM 0 18.15 0.00 2.74 0.08 0.08 78.94 11:46:01 PM 1 14.11 0.00 2.24 0.10 0.08 83.46 Average: all 14.88 0.00 2.46 0.52 0.08 82.06 Average: 0 17.93 0.00 2.70 0.56 0.07 78.74 Average: 1 11.84 0.00 2.21 0.49 0.09 85.37