---> uname -a: Linux prd-centos8-robot-2c-8g-19222.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 615 4904 19 2177 6783 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:9d:65:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.180/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85882sec preferred_lft 85882sec inet6 fe80::f816:3eff:fe9d:658b/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) 02/20/2026 _x86_64_ (2 CPU) 03:34:12 LINUX RESTART (2 CPU) 03:35:01 AM tps rtps wtps bread/s bwrtn/s 03:36:01 AM 92.07 6.28 85.79 1118.96 6812.40 03:37:01 AM 85.29 1.28 84.00 106.92 10785.49 03:38:01 AM 38.36 6.93 31.43 1279.12 2173.57 03:39:02 AM 67.11 0.22 66.89 43.59 8181.12 03:40:01 AM 4.54 0.07 4.47 5.02 181.71 03:41:01 AM 2.07 0.03 2.03 1.87 107.50 03:42:01 AM 14.93 0.32 14.61 36.93 646.14 Average: 43.57 2.17 41.41 371.21 4136.33 03:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:36:01 AM 5279580 7072368 2602852 33.02 2688 1970064 651848 7.30 186960 2078752 247540 03:37:01 AM 5170764 7012208 2711668 34.40 2688 2017288 699916 7.84 217020 2144912 9020 03:38:01 AM 4962120 6968228 2920312 37.05 2688 2176512 763628 8.55 267504 2286132 100388 03:39:02 AM 4931968 7028784 2950464 37.43 2688 2263328 658664 7.38 261704 2302504 28 03:40:01 AM 4886704 6984344 2995728 38.01 2688 2264152 721032 8.07 262168 2347220 392 03:41:01 AM 4880292 6980012 3002140 38.09 2688 2266196 721032 8.07 262316 2353832 1224 03:42:01 AM 5033816 6953628 2848616 36.14 2688 2091768 742184 8.31 308792 2175220 30552 Average: 5020749 6999939 2861683 36.30 2688 2149901 708329 7.93 252352 2241225 55592 03:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 AM eth0 208.93 149.32 1449.97 37.85 0.00 0.00 0.00 0.00 03:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 AM eth0 68.51 48.11 643.15 9.34 0.00 0.00 0.00 0.00 03:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 AM eth0 44.59 33.79 336.51 6.63 0.00 0.00 0.00 0.00 03:39:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:02 AM eth0 150.82 87.09 40.11 25.16 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 23.84 16.00 6.01 2.43 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 23.38 20.76 8.19 4.86 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 58.92 44.38 85.70 33.97 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 82.86 57.16 367.96 17.21 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) 02/20/2026 _x86_64_ (2 CPU) 03:34:12 LINUX RESTART (2 CPU) 03:35:01 AM CPU %user %nice %system %iowait %steal %idle 03:36:01 AM all 37.03 0.00 5.92 0.88 0.10 56.06 03:36:01 AM 0 22.17 0.00 4.13 0.67 0.10 72.94 03:36:01 AM 1 51.94 0.00 7.73 1.10 0.10 39.14 03:37:01 AM all 23.50 0.00 3.47 1.13 0.09 71.81 03:37:01 AM 0 19.73 0.00 3.52 1.25 0.10 75.40 03:37:01 AM 1 27.27 0.00 3.42 1.00 0.08 68.22 03:38:01 AM all 18.15 0.00 3.64 0.40 0.07 77.74 03:38:01 AM 0 15.12 0.00 3.13 0.45 0.05 81.25 03:38:01 AM 1 21.19 0.00 4.15 0.35 0.08 74.22 03:39:02 AM all 19.03 0.00 3.47 0.63 0.08 76.79 03:39:02 AM 0 20.45 0.00 3.53 0.43 0.08 75.50 03:39:02 AM 1 17.61 0.00 3.42 0.83 0.07 78.07 03:40:01 AM all 4.57 0.00 0.40 0.02 0.06 94.96 03:40:01 AM 0 5.88 0.00 0.53 0.00 0.07 93.53 03:40:01 AM 1 3.26 0.00 0.27 0.03 0.05 96.39 03:41:01 AM all 9.99 0.00 0.83 0.01 0.08 89.10 03:41:01 AM 0 4.18 0.00 0.42 0.02 0.05 95.34 03:41:01 AM 1 15.81 0.00 1.24 0.00 0.10 82.86 03:42:01 AM all 19.54 0.00 2.40 0.05 0.08 77.94 03:42:01 AM 0 13.28 0.00 2.10 0.03 0.07 84.52 03:42:01 AM 1 25.80 0.00 2.69 0.07 0.08 71.36 Average: all 18.87 0.00 2.88 0.45 0.08 77.72 Average: 0 14.43 0.00 2.49 0.41 0.07 82.60 Average: 1 23.31 0.00 3.28 0.49 0.08 72.84