---> uname -a: Linux prd-centos8-robot-2c-8g-10699.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 613 4909 19 2175 6785 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:11:37:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.229/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fe11:3782/64 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) 04:49:36 LINUX RESTART (2 CPU) 04:50:00 AM tps rtps wtps bread/s bwrtn/s 04:50:02 AM 380.21 205.88 174.33 5249.20 134891.98 04:51:01 AM 133.49 51.08 82.41 7792.44 37878.58 04:52:01 AM 98.12 1.08 97.03 75.31 11506.38 04:53:01 AM 38.17 0.42 37.75 64.78 2981.42 04:54:01 AM 81.57 6.93 74.64 1289.52 8575.65 04:55:01 AM 9.88 0.05 9.83 4.80 613.20 04:56:01 AM 14.01 0.33 13.68 37.85 472.24 04:57:01 AM 31.49 0.52 30.97 63.85 1357.61 Average: 59.35 9.40 49.95 1334.58 9545.04 04:50:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:02 AM 6136548 7354680 1745884 22.15 2688 1423900 371524 4.71 111284 1407160 924912 04:51:01 AM 5371412 7046048 2511020 31.86 2688 1857804 691560 7.74 185748 2008036 169180 04:52:01 AM 5127140 6972956 2755292 34.95 2688 2021428 729372 8.17 198748 2201656 40200 04:53:01 AM 5102008 7013568 2780424 35.27 2688 2083884 703556 7.88 228844 2192768 58816 04:54:01 AM 4921444 7023648 2960988 37.56 2688 2268492 658024 7.37 261328 2310300 9092 04:55:01 AM 4883360 6985808 2999072 38.05 2688 2268860 722760 8.09 261660 2353220 236 04:56:01 AM 4929552 6897456 2952880 37.46 2688 2139604 804184 9.00 298392 2289804 63468 04:57:01 AM 5002428 6924548 2880004 36.54 2688 2094696 761960 8.53 463708 2057356 26316 Average: 5184236 7027339 2698196 34.23 2688 2019834 680368 7.62 251214 2102538 161528 04:50:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:02 AM eth0 9.09 4.28 1.87 0.59 0.00 0.00 0.00 0.00 04:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 AM eth0 308.69 200.03 1717.39 60.86 0.00 0.00 0.00 0.00 04:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 AM eth0 98.80 71.03 859.70 9.97 0.00 0.00 0.00 0.00 04:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 AM eth0 18.98 15.29 25.94 5.39 0.00 0.00 0.00 0.00 04:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 AM eth0 233.59 177.64 361.28 47.55 0.00 0.00 0.00 0.00 04:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 AM eth0 13.21 7.33 3.74 0.83 0.00 0.00 0.00 0.00 04:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 AM eth0 135.72 109.18 1103.04 25.56 0.00 0.00 0.00 0.00 04:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 AM eth0 19.28 17.36 15.88 8.86 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 117.38 84.77 578.57 22.53 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) 04:49:36 LINUX RESTART (2 CPU) 04:50:00 AM CPU %user %nice %system %iowait %steal %idle 04:50:02 AM all 11.50 0.00 25.94 61.23 0.27 1.07 04:50:02 AM 0 14.97 0.00 32.09 51.34 0.00 1.60 04:50:02 AM 1 8.02 0.00 19.79 71.12 0.53 0.53 04:51:01 AM all 41.94 0.03 8.60 9.95 0.09 39.38 04:51:01 AM 0 53.60 0.02 9.61 11.03 0.09 25.65 04:51:01 AM 1 30.32 0.05 7.59 8.88 0.09 53.07 04:52:01 AM all 24.06 0.00 3.78 3.46 0.10 68.60 04:52:01 AM 0 37.15 0.00 4.83 3.54 0.08 54.39 04:52:01 AM 1 11.00 0.00 2.73 3.38 0.12 82.77 04:53:01 AM all 21.44 0.00 3.48 1.28 0.09 73.71 04:53:01 AM 0 26.87 0.00 3.28 1.77 0.08 67.99 04:53:01 AM 1 16.00 0.00 3.67 0.80 0.10 79.43 04:54:01 AM all 25.30 0.00 5.07 2.00 0.09 67.54 04:54:01 AM 0 32.31 0.00 5.46 2.02 0.10 60.10 04:54:01 AM 1 18.29 0.00 4.67 1.99 0.08 74.97 04:55:01 AM all 1.14 0.00 0.20 0.11 0.05 98.50 04:55:01 AM 0 0.60 0.00 0.10 0.12 0.05 99.13 04:55:01 AM 1 1.69 0.00 0.30 0.10 0.05 97.86 04:56:01 AM all 14.73 0.00 2.12 0.13 0.10 82.92 04:56:01 AM 0 21.67 0.00 2.64 0.13 0.10 75.46 04:56:01 AM 1 7.83 0.00 1.61 0.12 0.10 90.35 04:57:01 AM all 30.76 0.00 4.15 0.21 0.09 64.79 04:57:01 AM 0 43.26 0.00 4.70 0.22 0.10 51.72 04:57:01 AM 1 18.26 0.00 3.60 0.20 0.08 77.86 Average: all 22.67 0.00 4.00 2.69 0.09 70.55 Average: 0 30.64 0.00 4.48 2.88 0.09 61.90 Average: 1 14.70 0.01 3.52 2.50 0.09 79.18