---> uname -a: Linux prd-centos8-robot-2c-8g-10683.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 642 4881 19 2174 6756 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:11:6f:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.78/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85836sec preferred_lft 85836sec inet6 fe80::f816:3eff:fe11:6f19/64 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) 03:16:52 LINUX RESTART (2 CPU) 03:18:01 AM tps rtps wtps bread/s bwrtn/s 03:19:01 AM 123.34 1.12 122.23 76.37 12406.60 03:20:01 AM 27.84 0.53 27.31 64.78 2641.42 03:21:01 AM 81.13 6.93 74.20 1289.09 8252.21 03:22:01 AM 12.28 0.00 12.28 0.00 1127.46 03:23:01 AM 2.33 0.08 2.25 5.87 121.10 03:24:01 AM 0.38 0.00 0.38 0.00 6.45 03:25:01 AM 0.12 0.00 0.12 0.00 1.40 03:26:01 AM 35.50 0.83 34.67 100.77 1657.48 Average: 35.37 1.19 34.18 192.14 3277.00 03:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:19:01 AM 5114024 6954000 2768404 35.12 2688 2015660 751644 8.42 198684 2215500 40228 03:20:01 AM 5103268 6977880 2779160 35.26 2688 2048544 749508 8.39 223268 2199312 30764 03:21:01 AM 4897200 6993716 2985228 37.87 2688 2262728 676288 7.57 261260 2334332 25480 03:22:01 AM 4897852 6994328 2984576 37.86 2688 2262728 676288 7.57 261260 2334448 4 03:23:01 AM 4848640 6946708 3033788 38.49 2688 2264320 747532 8.37 261732 2383404 8 03:24:01 AM 4836092 6934176 3046336 38.65 2688 2264336 778556 8.72 261732 2395852 24 03:25:01 AM 4895488 6995644 2986940 37.89 2688 2266408 674464 7.55 262148 2336704 2092 03:26:01 AM 5042320 6960236 2840108 36.03 2688 2090480 722228 8.09 465772 2014444 11472 Average: 4954360 6969586 2928068 37.15 2688 2184400 722064 8.08 274482 2276750 13759 03:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 80.91 64.00 878.11 9.64 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 14.41 10.48 6.72 4.32 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 203.28 165.93 377.72 44.87 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 1.40 0.73 0.18 0.12 0.00 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 218.55 208.88 59.89 84.64 0.00 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 217.71 215.18 191.32 81.67 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 123.13 114.31 75.64 37.30 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 63.45 40.85 87.72 27.96 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 115.35 102.55 209.67 36.31 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) 03:16:52 LINUX RESTART (2 CPU) 03:18:01 AM CPU %user %nice %system %iowait %steal %idle 03:19:01 AM all 30.41 0.00 4.84 1.13 0.09 63.53 03:19:01 AM 0 32.87 0.00 5.66 1.10 0.10 60.28 03:19:01 AM 1 27.95 0.00 4.02 1.17 0.08 66.78 03:20:01 AM all 15.99 0.00 2.59 0.23 0.08 81.12 03:20:01 AM 0 14.97 0.00 2.45 0.22 0.05 82.31 03:20:01 AM 1 17.01 0.00 2.72 0.23 0.10 79.93 03:21:01 AM all 30.55 0.00 5.70 0.69 0.08 62.98 03:21:01 AM 0 30.77 0.00 5.51 0.75 0.08 62.89 03:21:01 AM 1 30.33 0.00 5.89 0.63 0.08 63.07 03:22:01 AM all 0.08 0.00 0.13 0.31 0.06 99.42 03:22:01 AM 0 0.08 0.00 0.18 0.50 0.05 99.18 03:22:01 AM 1 0.08 0.00 0.08 0.12 0.07 99.65 03:23:01 AM all 17.51 0.00 0.61 0.01 0.08 81.79 03:23:01 AM 0 22.40 0.00 0.77 0.02 0.07 76.75 03:23:01 AM 1 12.63 0.00 0.45 0.00 0.08 86.83 03:24:01 AM all 20.40 0.00 0.44 0.00 0.09 79.08 03:24:01 AM 0 9.43 0.00 0.34 0.00 0.10 90.13 03:24:01 AM 1 31.36 0.00 0.54 0.00 0.08 68.02 03:25:01 AM all 15.40 0.00 0.39 0.00 0.12 84.09 03:25:01 AM 0 7.40 0.00 0.34 0.00 0.10 92.16 03:25:01 AM 1 23.37 0.00 0.44 0.00 0.13 76.06 03:26:01 AM all 30.72 0.00 4.66 0.12 0.08 64.41 03:26:01 AM 0 36.74 0.00 5.43 0.13 0.08 57.61 03:26:01 AM 1 24.72 0.00 3.89 0.12 0.08 71.19 Average: all 20.14 0.00 2.42 0.31 0.08 77.04 Average: 0 19.35 0.00 2.59 0.34 0.08 77.64 Average: 1 20.93 0.00 2.26 0.28 0.09 76.43