---> uname -a: Linux prd-centos8-robot-2c-8g-9943.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 588 4940 19 2168 6809 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:b8:e4:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.207/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85919sec preferred_lft 85919sec inet6 fe80::f816:3eff:feb8:e431/64 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) 02/13/2026 _x86_64_ (2 CPU) 01:42:38 LINUX RESTART (2 CPU) 01:43:01 AM tps rtps wtps bread/s bwrtn/s 01:44:01 AM 155.60 105.26 50.33 12325.22 37875.24 01:45:01 AM 128.74 0.22 128.52 11.33 12879.42 01:46:01 AM 33.34 1.05 32.29 73.99 4049.44 01:47:01 AM 14.16 0.38 13.78 64.26 1217.38 01:48:01 AM 83.52 6.93 76.59 1289.30 8292.34 01:49:01 AM 12.30 0.00 12.30 0.00 1106.60 01:50:01 AM 22.06 0.47 21.59 51.72 846.68 Average: 64.25 16.33 47.92 1973.83 9467.25 01:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 AM 5624868 7104696 2257556 28.64 2688 1674096 662276 7.42 178312 1800624 55488 01:45:01 AM 5047100 6940132 2835324 35.97 2688 2068712 784492 8.78 197716 2283572 155904 01:46:01 AM 5091028 6967428 2791396 35.41 2688 2052732 749772 8.40 213492 2227360 46232 01:47:01 AM 5139532 7015680 2742892 34.80 2688 2049912 678816 7.60 227808 2156856 31952 01:48:01 AM 4957136 7053200 2925288 37.11 2688 2262572 628760 7.04 261040 2277724 25476 01:49:01 AM 4957500 7053352 2924924 37.11 2688 2262592 628760 7.04 261036 2277892 20 01:50:01 AM 5067612 6978508 2814812 35.71 2688 2083360 714628 8.00 460796 1992684 23404 Average: 5126397 7016142 2756027 34.96 2688 2064854 692501 7.75 257171 2145245 48354 01:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 AM eth0 248.52 140.19 1029.54 54.94 0.00 0.00 0.00 0.00 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 133.19 106.08 1511.00 13.80 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 15.76 5.95 6.12 3.08 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 9.08 7.32 4.71 1.97 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 220.11 162.48 375.22 42.15 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 2.55 2.08 0.78 0.90 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 64.20 40.57 82.70 21.35 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 99.06 66.38 430.04 19.74 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) 02/13/2026 _x86_64_ (2 CPU) 01:42:38 LINUX RESTART (2 CPU) 01:43:01 AM CPU %user %nice %system %iowait %steal %idle 01:44:01 AM all 29.72 0.07 8.37 24.03 0.10 37.71 01:44:01 AM 0 24.12 0.05 8.20 24.30 0.10 43.23 01:44:01 AM 1 35.28 0.08 8.55 23.75 0.10 32.23 01:45:01 AM all 36.75 0.00 5.40 3.66 0.11 54.07 01:45:01 AM 0 33.18 0.00 4.99 3.70 0.10 58.03 01:45:01 AM 1 40.32 0.00 5.82 3.62 0.12 50.13 01:46:01 AM all 9.94 0.00 1.43 0.72 0.07 87.85 01:46:01 AM 0 3.46 0.00 1.19 0.57 0.08 94.70 01:46:01 AM 1 16.41 0.00 1.67 0.87 0.05 81.00 01:47:01 AM all 10.59 0.00 1.95 0.29 0.04 87.12 01:47:01 AM 0 8.75 0.00 1.83 0.37 0.03 89.02 01:47:01 AM 1 12.44 0.00 2.07 0.22 0.05 85.22 01:48:01 AM all 28.97 0.00 5.41 2.39 0.10 63.13 01:48:01 AM 0 20.59 0.00 4.97 1.49 0.10 72.85 01:48:01 AM 1 37.35 0.00 5.85 3.29 0.10 53.40 01:49:01 AM all 0.31 0.00 0.13 0.18 0.03 99.35 01:49:01 AM 0 0.37 0.00 0.12 0.10 0.03 99.38 01:49:01 AM 1 0.25 0.00 0.15 0.25 0.03 99.32 01:50:01 AM all 19.29 0.00 2.94 0.11 0.07 77.59 01:50:01 AM 0 13.40 0.00 3.15 0.08 0.05 83.32 01:50:01 AM 1 25.20 0.00 2.73 0.13 0.08 71.85 Average: all 19.36 0.01 3.66 4.46 0.07 72.45 Average: 0 14.82 0.01 3.48 4.34 0.07 77.28 Average: 1 23.89 0.01 3.83 4.58 0.08 67.62