---> uname -a: Linux prd-centos8-robot-2c-8g-20092.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 598 4906 19 2192 6800 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:5e:e0:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.121/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe5e:e0c3/64 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) 06:03:53 LINUX RESTART (2 CPU) 06:05:01 AM tps rtps wtps bread/s bwrtn/s 06:06:01 AM 121.04 0.22 120.83 11.33 12433.32 06:07:01 AM 41.20 1.40 39.80 135.95 4783.89 06:08:01 AM 68.99 6.93 62.06 1288.10 3869.04 06:09:01 AM 30.54 0.03 30.51 3.47 6201.72 06:10:01 AM 4.07 0.07 4.00 4.93 166.19 06:11:01 AM 0.97 0.03 0.93 1.87 112.65 06:12:01 AM 33.89 0.63 33.26 73.18 1636.94 Average: 42.96 1.33 41.63 216.98 4171.92 06:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:06:01 AM 5056316 6948268 2826116 35.85 2688 2068652 749000 8.39 192288 2289432 161472 06:07:01 AM 5226428 7084944 2656004 33.70 2688 2034588 613524 6.87 227212 2082528 9020 06:08:01 AM 4852540 6971440 3029892 38.44 2688 2286248 681788 7.63 264180 2389904 182924 06:09:01 AM 4944712 7055100 2937720 37.27 2688 2278136 610164 6.83 269140 2287984 4 06:10:01 AM 4899892 7011692 2982540 37.84 2688 2279552 693304 7.76 269632 2332156 220 06:11:01 AM 4940400 7056208 2942032 37.32 2688 2283556 610928 6.84 270108 2291740 1352 06:12:01 AM 5029968 6966512 2852464 36.19 2688 2109856 697548 7.81 474408 2019844 11088 Average: 4992894 7013452 2889538 36.66 2688 2191513 665179 7.45 280995 2241941 52297 06:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 132.27 108.53 1524.48 20.31 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 16.74 8.05 7.20 4.20 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 50.27 41.72 338.93 10.04 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 203.33 140.69 39.49 29.33 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 30.54 23.21 10.38 4.03 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 36.92 29.16 10.13 5.87 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 48.88 35.00 87.98 32.66 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 74.13 55.19 288.38 15.21 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) 06:03:53 LINUX RESTART (2 CPU) 06:05:01 AM CPU %user %nice %system %iowait %steal %idle 06:06:01 AM all 36.60 0.00 5.28 2.21 0.13 55.79 06:06:01 AM 0 47.26 0.00 6.85 2.39 0.13 43.36 06:06:01 AM 1 25.98 0.00 3.71 2.03 0.12 68.16 06:07:01 AM all 14.13 0.00 2.14 0.75 0.08 82.90 06:07:01 AM 0 16.38 0.00 2.23 0.53 0.08 80.77 06:07:01 AM 1 11.87 0.00 2.05 0.97 0.07 85.04 06:08:01 AM all 34.57 0.00 6.28 1.28 0.11 57.76 06:08:01 AM 0 47.17 0.00 7.27 1.45 0.10 44.02 06:08:01 AM 1 21.97 0.00 5.30 1.12 0.12 71.50 06:09:01 AM all 2.07 0.00 0.81 0.74 0.05 96.33 06:09:01 AM 0 1.87 0.00 0.89 0.57 0.05 96.63 06:09:01 AM 1 2.27 0.00 0.74 0.92 0.05 96.02 06:10:01 AM all 8.05 0.00 0.79 0.03 0.07 91.06 06:10:01 AM 0 10.55 0.00 1.00 0.02 0.07 88.37 06:10:01 AM 1 5.56 0.00 0.58 0.03 0.07 93.75 06:11:01 AM all 12.65 0.00 0.83 0.01 0.08 86.43 06:11:01 AM 0 21.09 0.00 1.05 0.00 0.08 77.78 06:11:01 AM 1 4.21 0.00 0.60 0.02 0.08 95.09 06:12:01 AM all 28.36 0.00 4.06 0.14 0.08 67.36 06:12:01 AM 0 33.78 0.00 4.47 0.13 0.10 61.52 06:12:01 AM 1 22.94 0.00 3.65 0.15 0.07 73.20 Average: all 19.50 0.00 2.89 0.74 0.08 76.79 Average: 0 25.45 0.00 3.40 0.73 0.09 70.34 Average: 1 13.56 0.00 2.38 0.75 0.08 83.24