---> uname -a: Linux prd-centos8-robot-2c-8g-20028.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 635 4867 19 2194 6764 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:42:ed:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.148/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe42:ed1a/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) 02/23/2026 _x86_64_ (2 CPU) 00:39:23 LINUX RESTART (2 CPU) 12:40:01 AM tps rtps wtps bread/s bwrtn/s 12:41:01 AM 85.47 14.86 70.61 4053.72 7219.04 12:42:01 AM 88.84 1.08 87.76 75.30 10715.33 12:43:01 AM 35.88 0.42 35.46 64.79 2790.27 12:44:01 AM 75.29 6.93 68.36 1289.30 8149.52 12:45:01 AM 6.60 0.07 6.53 4.93 588.55 12:46:01 AM 1.98 0.03 1.95 1.87 116.55 12:47:01 AM 13.61 0.32 13.30 36.93 533.76 12:48:01 AM 31.44 0.52 30.92 63.85 1516.98 Average: 42.39 3.03 39.36 698.88 3954.14 12:40:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:41:01 AM 5279532 7020084 2602892 33.02 2688 1923344 707592 7.92 186632 2095644 201020 12:42:01 AM 5140144 7005092 2742280 34.79 2688 2041804 722100 8.09 217504 2177240 45948 12:43:01 AM 5011760 6967512 2870664 36.42 2688 2127724 742872 8.32 237404 2271928 80012 12:44:01 AM 4903836 7017096 2978588 37.79 2688 2281492 677464 7.59 268992 2329656 12892 12:45:01 AM 4859096 6972920 3023328 38.36 2688 2282064 743704 8.33 269400 2372604 424 12:46:01 AM 4853696 6968652 3028728 38.42 2688 2283188 743704 8.33 269612 2377916 28 12:47:01 AM 4932440 6913928 2949984 37.42 2688 2153652 772680 8.65 309496 2277300 58012 12:48:01 AM 5015700 6957744 2866724 36.37 2688 2116372 738016 8.26 476216 2036840 25380 Average: 4999526 6977878 2882898 36.57 2688 2151205 731016 8.19 279407 2242391 52964 12:40:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 310.56 191.05 1862.16 60.75 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 69.88 50.92 675.06 8.79 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 32.14 26.58 154.88 7.25 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 227.14 161.08 227.33 41.20 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 13.58 6.78 4.01 1.06 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 24.43 21.66 8.25 6.07 0.00 0.00 0.00 0.00 12:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 AM eth0 59.94 43.71 85.07 28.90 0.00 0.00 0.00 0.00 12:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 AM eth0 20.01 17.21 17.30 8.73 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 94.72 64.88 379.29 20.35 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) 02/23/2026 _x86_64_ (2 CPU) 00:39:23 LINUX RESTART (2 CPU) 12:40:01 AM CPU %user %nice %system %iowait %steal %idle 12:41:01 AM all 37.40 0.00 6.38 1.69 0.10 54.43 12:41:01 AM 0 27.52 0.00 6.52 1.45 0.08 64.43 12:41:01 AM 1 47.30 0.00 6.25 1.94 0.12 44.39 12:42:01 AM all 21.43 0.00 3.66 2.62 0.08 72.21 12:42:01 AM 0 18.54 0.00 3.37 2.80 0.08 75.21 12:42:01 AM 1 24.33 0.00 3.95 2.43 0.07 69.21 12:43:01 AM all 24.80 0.00 3.29 0.57 0.09 71.26 12:43:01 AM 0 20.14 0.00 2.92 0.57 0.08 76.29 12:43:01 AM 1 29.45 0.00 3.65 0.57 0.10 66.23 12:44:01 AM all 23.36 0.00 5.01 1.90 0.10 69.62 12:44:01 AM 0 21.25 0.00 5.30 1.92 0.10 71.43 12:44:01 AM 1 25.47 0.00 4.73 1.89 0.10 67.82 12:45:01 AM all 2.09 0.00 0.29 0.14 0.06 97.42 12:45:01 AM 0 3.98 0.00 0.43 0.00 0.08 95.50 12:45:01 AM 1 0.20 0.00 0.15 0.28 0.03 99.33 12:46:01 AM all 8.50 0.00 0.75 0.01 0.05 90.69 12:46:01 AM 0 3.55 0.00 0.32 0.00 0.05 96.08 12:46:01 AM 1 13.46 0.00 1.19 0.02 0.05 85.29 12:47:01 AM all 19.87 0.00 2.05 0.08 0.08 77.93 12:47:01 AM 0 12.94 0.00 1.77 0.07 0.07 85.15 12:47:01 AM 1 26.80 0.00 2.32 0.08 0.08 70.71 12:48:01 AM all 31.57 0.00 4.47 0.14 0.09 63.73 12:48:01 AM 0 23.16 0.00 4.20 0.08 0.08 72.48 12:48:01 AM 1 39.98 0.00 4.75 0.20 0.10 54.97 Average: all 21.14 0.00 3.24 0.89 0.08 74.65 Average: 0 16.40 0.00 3.11 0.86 0.08 79.56 Average: 1 25.88 0.00 3.37 0.93 0.08 69.74