---> uname -a: Linux prd-centos8-robot-2c-8g-19505.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 4907 19 2176 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:17:e2:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.178/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe17:e290/64 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) 02/21/2026 _x86_64_ (2 CPU) 01:54:00 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 122.20 0.40 121.80 16.66 11612.18 01:57:01 AM 38.69 1.40 37.29 137.71 5111.25 01:58:01 AM 57.20 6.93 50.27 1286.37 3542.14 01:59:01 AM 37.24 0.03 37.20 3.47 6420.33 02:00:01 AM 4.05 0.07 3.98 4.93 180.07 02:01:01 AM 2.08 0.03 2.05 1.87 160.10 02:02:01 AM 19.80 0.72 19.08 75.00 965.85 Average: 40.18 1.37 38.81 218.00 3998.42 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5019872 6915388 2862560 36.32 2688 2071604 796748 8.92 197940 2317104 189524 01:57:01 AM 5219480 7061428 2662952 33.78 2688 2018316 656564 7.35 219468 2095540 9020 01:58:01 AM 4893092 6987684 2989340 37.92 2688 2261588 702720 7.87 254280 2352752 174604 01:59:01 AM 4934648 7029288 2947784 37.40 2688 2261812 650440 7.28 260728 2303200 4 02:00:01 AM 4890552 6986400 2991880 37.96 2688 2263072 725868 8.13 261208 2346708 188 02:01:01 AM 4881932 6980660 3000500 38.07 2688 2265912 725868 8.13 261356 2355428 236 02:02:01 AM 5065380 6991616 2817052 35.74 2688 2099072 697680 7.81 467820 1989832 28656 Average: 4986422 6993209 2896010 36.74 2688 2177339 707984 7.93 274686 2251509 57462 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 134.24 109.10 1533.20 14.58 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 11.83 8.35 6.69 3.55 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 44.02 34.04 334.17 7.60 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 206.90 148.53 44.01 38.29 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 32.09 22.71 9.35 3.59 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 22.96 21.79 6.95 5.17 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 65.76 45.05 92.52 30.26 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 73.97 55.65 289.52 14.72 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) 02/21/2026 _x86_64_ (2 CPU) 01:54:00 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 37.93 0.00 5.60 2.21 0.12 54.14 01:56:01 AM 0 30.02 0.00 5.02 3.12 0.12 61.72 01:56:01 AM 1 45.87 0.00 6.19 1.30 0.12 46.52 01:57:01 AM all 12.59 0.00 1.82 0.47 0.08 85.05 01:57:01 AM 0 13.54 0.00 1.75 0.55 0.08 84.08 01:57:01 AM 1 11.63 0.00 1.89 0.38 0.07 86.03 01:58:01 AM all 29.88 0.00 5.46 0.67 0.10 63.90 01:58:01 AM 0 17.47 0.00 4.61 0.65 0.10 77.17 01:58:01 AM 1 42.31 0.00 6.31 0.68 0.10 50.59 01:59:01 AM all 6.85 0.00 1.62 0.69 0.05 90.79 01:59:01 AM 0 5.00 0.00 1.52 0.48 0.05 92.95 01:59:01 AM 1 8.70 0.00 1.72 0.89 0.05 88.64 02:00:01 AM all 6.81 0.00 0.67 0.03 0.07 92.43 02:00:01 AM 0 3.57 0.00 0.52 0.03 0.07 95.81 02:00:01 AM 1 10.04 0.00 0.82 0.02 0.07 89.06 02:01:01 AM all 12.37 0.00 0.77 0.03 0.08 86.76 02:01:01 AM 0 5.30 0.00 0.69 0.03 0.07 93.91 02:01:01 AM 1 19.45 0.00 0.85 0.02 0.08 79.60 02:02:01 AM all 24.30 0.00 3.78 0.11 0.08 71.73 02:02:01 AM 0 18.84 0.00 3.40 0.10 0.08 77.58 02:02:01 AM 1 29.78 0.00 4.15 0.12 0.08 65.87 Average: all 18.69 0.00 2.82 0.60 0.08 77.81 Average: 0 13.41 0.00 2.50 0.71 0.08 83.29 Average: 1 23.98 0.00 3.13 0.49 0.08 72.32