---> uname -a: Linux prd-centos8-robot-2c-8g-6630.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: 2799.996 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 579 4933 19 2184 6819 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:b1:7f:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.35/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85923sec preferred_lft 85923sec inet6 fe80::f816:3eff:feb1:7fe2/64 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) 02/01/2026 _x86_64_ (2 CPU) 01:42:45 LINUX RESTART (2 CPU) 01:43:02 AM tps rtps wtps bread/s bwrtn/s 01:44:01 AM 206.52 149.05 57.47 14561.84 40263.50 01:45:01 AM 118.39 0.08 118.31 2.40 11365.26 01:46:01 AM 39.83 1.52 38.31 138.24 4083.47 01:47:01 AM 63.96 6.71 57.25 1245.72 3826.11 01:48:01 AM 42.42 2.70 39.72 436.12 6445.98 01:49:01 AM 3.10 0.07 3.03 5.73 100.50 01:50:01 AM 21.31 0.38 20.93 46.65 861.86 Average: 70.47 22.63 47.84 2319.07 9490.92 01:43:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 AM 5542252 7073076 2340172 29.69 2688 1723556 694744 7.78 186212 1872832 80208 01:45:01 AM 5066732 6952872 2815692 35.72 2688 2062704 774272 8.67 192788 2276608 146760 01:46:01 AM 5245008 7090352 2637416 33.46 2688 2021296 632104 7.08 219888 2071056 9584 01:47:01 AM 4872852 6973008 3009572 38.18 2688 2265520 699408 7.83 254624 2370740 176356 01:48:01 AM 4945788 7058172 2936636 37.26 2688 2278676 627288 7.02 267180 2284872 4 01:49:01 AM 4878188 6991264 3004236 38.11 2688 2279376 719184 8.05 267512 2351348 380 01:50:01 AM 5050540 6976968 2831884 35.93 2688 2099164 736756 8.25 467072 2008284 23460 Average: 5085909 7016530 2796515 35.48 2688 2104327 697679 7.81 265039 2176534 62393 01:43:02 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 266.89 161.96 1296.79 57.02 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 112.65 88.60 1271.41 11.65 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 15.35 9.77 7.28 3.82 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 39.80 34.79 337.29 7.79 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 133.72 99.92 32.58 29.62 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 91.75 75.77 927.63 7.29 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 79.34 62.41 403.39 23.34 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 105.26 75.97 609.28 19.99 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) 02/01/2026 _x86_64_ (2 CPU) 01:42:45 LINUX RESTART (2 CPU) 01:43:02 AM CPU %user %nice %system %iowait %steal %idle 01:44:01 AM all 40.90 0.05 10.57 10.44 0.11 37.92 01:44:01 AM 0 45.74 0.05 11.92 11.88 0.12 30.29 01:44:01 AM 1 36.08 0.05 9.24 9.01 0.10 45.52 01:45:01 AM all 31.61 0.00 4.88 8.13 0.13 55.26 01:45:01 AM 0 36.42 0.00 5.54 8.70 0.10 49.24 01:45:01 AM 1 26.81 0.00 4.21 7.55 0.15 61.27 01:46:01 AM all 13.93 0.00 2.14 2.41 0.08 81.45 01:46:01 AM 0 12.18 0.00 2.22 1.49 0.08 84.03 01:46:01 AM 1 15.68 0.00 2.06 3.33 0.07 78.87 01:47:01 AM all 29.72 0.00 5.26 4.30 0.09 60.63 01:47:01 AM 0 38.07 0.00 6.01 4.98 0.08 50.86 01:47:01 AM 1 21.39 0.00 4.50 3.62 0.10 70.39 01:48:01 AM all 7.76 0.00 1.81 2.89 0.08 87.46 01:48:01 AM 0 8.44 0.00 1.80 2.46 0.08 87.22 01:48:01 AM 1 7.07 0.00 1.82 3.33 0.07 87.71 01:49:01 AM all 4.18 0.00 0.50 0.13 0.08 95.10 01:49:01 AM 0 5.00 0.00 0.42 0.25 0.08 94.24 01:49:01 AM 1 3.37 0.00 0.59 0.02 0.08 95.95 01:50:01 AM all 19.85 0.00 2.91 2.32 0.09 74.82 01:50:01 AM 0 25.03 0.00 3.51 3.31 0.08 68.07 01:50:01 AM 1 14.67 0.00 2.31 1.34 0.10 81.57 Average: all 21.07 0.01 3.99 4.35 0.09 70.48 Average: 0 24.34 0.01 4.46 4.70 0.09 66.40 Average: 1 17.81 0.01 3.51 4.01 0.10 74.56