---> uname -a: Linux prd-centos8-robot-2c-8g-10574.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 580 4897 19 2219 6818 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:1c:31:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.39/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85845sec preferred_lft 85845sec inet6 fe80::f816:3eff:fe1c:31a8/64 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) 02/15/2026 _x86_64_ (2 CPU) 00:36:55 LINUX RESTART (2 CPU) 12:38:01 AM tps rtps wtps bread/s bwrtn/s 12:39:02 AM 122.36 0.30 122.06 14.00 12301.75 12:40:01 AM 39.80 1.46 38.34 140.56 4141.87 12:41:01 AM 69.08 9.38 59.70 1678.37 3839.20 12:42:01 AM 34.01 0.03 33.98 3.47 6358.89 12:43:01 AM 4.13 0.07 4.07 4.93 425.56 12:44:01 AM 0.57 0.02 0.55 0.93 88.24 12:45:01 AM 7.88 0.32 7.57 36.93 514.05 12:46:01 AM 34.34 0.52 33.83 63.86 2075.59 Average: 39.02 1.51 37.51 243.11 3717.30 12:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:39:02 AM 5066360 6952980 2816072 35.73 2688 2062800 800456 8.96 196856 2273912 151644 12:40:01 AM 5251196 7095880 2631236 33.38 2688 2020700 644912 7.22 219556 2066148 9016 12:41:01 AM 4914240 7026156 2968192 37.66 2688 2277300 681664 7.63 260792 2326400 175652 12:42:01 AM 4956732 7067992 2925700 37.12 2688 2277612 642924 7.20 266484 2276860 4 12:43:01 AM 4782100 6902848 3100332 39.33 2688 2287108 849360 9.51 266920 2450536 624 12:44:01 AM 4823200 6949836 3059232 38.81 2688 2292988 870012 9.74 267120 2408852 4192 12:45:01 AM 5067012 7034172 2815420 35.72 2688 2137416 671180 7.52 278740 2170112 34460 12:46:01 AM 5106740 7073604 2775692 35.21 2688 2139680 647284 7.25 483692 1933768 25584 Average: 4995948 7012934 2886484 36.62 2688 2186950 725974 8.13 280020 2238324 50147 12:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:39:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:02 AM eth0 120.03 95.80 1370.09 12.72 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 13.35 10.40 7.04 4.04 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 47.52 40.82 342.93 10.01 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 198.30 144.51 38.89 37.02 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 68.91 56.11 149.33 6.78 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 192.45 187.54 58.58 19.19 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 103.25 80.05 123.41 58.03 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 20.01 17.91 16.16 9.48 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 95.65 79.29 263.85 19.69 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) 02/15/2026 _x86_64_ (2 CPU) 00:36:55 LINUX RESTART (2 CPU) 12:38:01 AM CPU %user %nice %system %iowait %steal %idle 12:39:02 AM all 34.30 0.00 5.42 4.07 0.10 56.11 12:39:02 AM 0 33.13 0.00 5.30 4.33 0.12 57.12 12:39:02 AM 1 35.46 0.00 5.54 3.81 0.08 55.10 12:40:01 AM all 13.93 0.00 1.93 0.85 0.08 83.20 12:40:01 AM 0 12.24 0.00 2.09 0.97 0.08 84.62 12:40:01 AM 1 15.63 0.00 1.76 0.73 0.08 81.79 12:41:01 AM all 33.68 0.00 6.30 0.96 0.09 58.97 12:41:01 AM 0 18.13 0.00 5.38 0.92 0.08 75.50 12:41:01 AM 1 49.25 0.00 7.23 1.00 0.10 42.42 12:42:01 AM all 3.87 0.00 1.05 1.46 0.06 93.56 12:42:01 AM 0 2.72 0.00 1.05 1.45 0.07 94.70 12:42:01 AM 1 5.02 0.00 1.04 1.47 0.05 92.42 12:43:01 AM all 9.69 0.00 0.70 0.07 0.06 89.49 12:43:01 AM 0 9.63 0.00 0.72 0.12 0.05 89.48 12:43:01 AM 1 9.76 0.00 0.67 0.02 0.07 89.49 12:44:01 AM all 17.61 0.00 1.32 0.03 0.09 80.95 12:44:01 AM 0 13.98 0.00 1.16 0.05 0.08 84.73 12:44:01 AM 1 21.24 0.00 1.48 0.00 0.10 77.18 12:45:01 AM all 11.60 0.00 1.72 0.16 0.08 86.45 12:45:01 AM 0 8.09 0.00 1.44 0.27 0.08 90.12 12:45:01 AM 1 15.11 0.00 1.99 0.05 0.07 82.78 12:46:01 AM all 31.72 0.00 3.90 0.24 0.09 64.05 12:46:01 AM 0 24.55 0.00 3.31 0.18 0.08 71.87 12:46:01 AM 1 38.89 0.00 4.48 0.30 0.10 56.23 Average: all 19.59 0.00 2.80 0.98 0.08 76.55 Average: 0 15.33 0.00 2.56 1.04 0.08 80.98 Average: 1 23.84 0.00 3.03 0.93 0.08 72.12