---> uname -a: Linux prd-centos8-robot-2c-8g-24291.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 614 4843 19 2239 6784 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:a9:ea:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.66/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85836sec preferred_lft 85836sec inet6 fe80::f816:3eff:fea9:ea47/64 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) 03/01/2026 _x86_64_ (2 CPU) 00:46:58 LINUX RESTART (2 CPU) 12:48:01 AM tps rtps wtps bread/s bwrtn/s 12:49:01 AM 116.76 0.40 116.36 16.66 11958.64 12:50:01 AM 46.77 1.37 45.40 135.42 5915.48 12:51:01 AM 67.48 9.48 58.00 1681.17 3757.13 12:52:01 AM 35.48 0.03 35.44 3.47 6368.84 12:53:01 AM 4.15 0.07 4.08 4.93 173.51 12:54:01 AM 0.58 0.02 0.57 0.93 336.55 12:55:01 AM 0.50 0.00 0.50 0.00 277.20 12:56:01 AM 29.54 0.62 28.92 73.04 1879.02 Average: 37.66 1.50 36.16 239.45 3833.66 12:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 AM 5082068 6978784 2800364 35.53 2688 2073760 734780 8.23 190900 2268864 188332 12:50:01 AM 5200660 7065440 2681772 34.02 2688 2040972 645908 7.23 227596 2107944 9016 12:51:01 AM 4911620 7041320 2970812 37.69 2688 2296388 662364 7.42 269052 2324388 174656 12:52:01 AM 4909616 7039220 2972816 37.71 2688 2296512 656740 7.35 274652 2317900 8 12:53:01 AM 4736176 6874716 3146256 39.91 2688 2305464 848824 9.50 275080 2488916 7628 12:54:01 AM 4781528 6925412 3100904 39.34 2688 2310808 857960 9.61 275272 2444748 3128 12:55:01 AM 4891312 7040364 2991120 37.95 2688 2315976 651292 7.29 275624 2335812 180 12:56:01 AM 4965892 6949792 2916540 37.00 2688 2156420 741156 8.30 491208 2067112 11072 Average: 4934859 6989381 2947573 37.39 2688 2224538 724878 8.12 284923 2294460 49252 12:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 AM eth0 154.63 118.99 1670.12 14.42 0.00 0.00 0.00 0.00 12:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 AM eth0 16.88 9.36 7.71 4.10 0.00 0.00 0.00 0.00 12:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 AM eth0 44.99 39.09 338.90 9.72 0.00 0.00 0.00 0.00 12:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 AM eth0 194.05 144.09 38.58 31.06 0.00 0.00 0.00 0.00 12:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:53:01 AM eth0 38.84 32.16 140.35 3.19 0.00 0.00 0.00 0.00 12:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:54:01 AM eth0 175.52 171.14 50.61 16.67 0.00 0.00 0.00 0.00 12:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:55:01 AM eth0 70.12 61.87 29.49 13.24 0.00 0.00 0.00 0.00 12:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:56:01 AM eth0 64.61 45.67 118.51 59.95 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 94.96 77.80 299.35 19.04 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) 03/01/2026 _x86_64_ (2 CPU) 00:46:58 LINUX RESTART (2 CPU) 12:48:01 AM CPU %user %nice %system %iowait %steal %idle 12:49:01 AM all 35.55 0.00 5.50 3.42 0.10 55.43 12:49:01 AM 0 52.86 0.00 6.93 3.66 0.12 36.43 12:49:01 AM 1 18.31 0.00 4.07 3.19 0.08 74.34 12:50:01 AM all 17.51 0.00 2.31 0.93 0.06 79.19 12:50:01 AM 0 24.97 0.00 2.57 1.43 0.07 70.96 12:50:01 AM 1 10.05 0.00 2.06 0.42 0.05 87.43 12:51:01 AM all 30.32 0.00 5.76 0.53 0.08 63.30 12:51:01 AM 0 30.28 0.00 5.61 0.55 0.08 63.48 12:51:01 AM 1 30.36 0.00 5.92 0.52 0.08 63.12 12:52:01 AM all 6.38 0.00 1.50 0.76 0.05 91.31 12:52:01 AM 0 9.10 0.00 1.67 0.55 0.05 88.63 12:52:01 AM 1 3.65 0.00 1.34 0.97 0.05 94.00 12:53:01 AM all 5.85 0.00 0.54 0.02 0.04 93.55 12:53:01 AM 0 7.67 0.00 0.57 0.02 0.03 91.71 12:53:01 AM 1 4.03 0.00 0.52 0.02 0.05 95.39 12:54:01 AM all 18.30 0.00 1.18 0.08 0.08 80.36 12:54:01 AM 0 26.00 0.00 1.25 0.00 0.07 72.68 12:54:01 AM 1 10.64 0.00 1.11 0.17 0.08 88.00 12:55:01 AM all 8.99 0.00 0.69 0.03 0.07 90.23 12:55:01 AM 0 10.07 0.00 0.69 0.05 0.07 89.13 12:55:01 AM 1 7.92 0.00 0.69 0.00 0.07 91.33 12:56:01 AM all 28.01 0.00 3.77 0.27 0.09 67.86 12:56:01 AM 0 34.18 0.00 4.58 0.40 0.10 60.74 12:56:01 AM 1 21.84 0.00 2.95 0.15 0.08 74.98 Average: all 18.88 0.00 2.66 0.76 0.07 77.62 Average: 0 24.41 0.00 2.99 0.83 0.07 71.70 Average: 1 13.37 0.00 2.34 0.68 0.07 83.55