---> uname -a: Linux prd-centos8-robot-2c-8g-8997.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 589 4895 19 2212 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:95:a3:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.116/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fe95:a385/64 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) 02/10/2026 _x86_64_ (2 CPU) 00:36:32 LINUX RESTART (2 CPU) 12:37:01 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 110.96 51.97 59.00 7318.63 34439.50 12:39:01 AM 119.58 1.08 118.49 75.31 12414.73 12:40:01 AM 28.06 0.38 27.67 64.25 2002.25 12:41:01 AM 67.49 6.97 60.52 1290.05 4217.45 12:42:01 AM 32.21 0.00 32.21 0.00 5666.46 12:43:01 AM 5.12 0.38 4.73 41.86 800.93 12:44:01 AM 32.97 0.52 32.46 63.85 2159.88 Average: 56.63 8.76 47.87 1264.88 8814.76 12:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5400452 7011136 2481980 31.49 2688 1801476 777108 8.70 198616 1993664 134048 12:39:01 AM 5160620 7003616 2721812 34.53 2688 2018612 712236 7.97 198848 2165332 40204 12:40:01 AM 5238176 7082920 2644256 33.55 2688 2020544 634108 7.10 219644 2074992 4 12:41:01 AM 4955692 7054400 2926740 37.13 2688 2265588 631548 7.07 261116 2285504 152236 12:42:01 AM 4951752 7050156 2930680 37.18 2688 2265592 631548 7.07 261116 2285508 8 12:43:01 AM 5032032 6991268 2850400 36.16 2688 2130484 699332 7.83 277024 2207512 36752 12:44:01 AM 5097780 7057716 2784652 35.33 2688 2132692 654032 7.32 482172 1941116 25472 Average: 5119501 7035887 2762931 35.05 2688 2090713 677130 7.58 271219 2136233 55532 12:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 330.52 188.59 1665.50 60.98 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 94.42 63.20 879.12 9.58 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 12.68 9.75 5.51 3.84 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 230.56 169.62 378.65 43.65 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 6.81 4.62 1.64 1.36 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 141.63 99.02 462.17 56.68 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 18.98 16.91 15.86 8.77 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 119.37 78.81 486.92 26.41 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) 02/10/2026 _x86_64_ (2 CPU) 00:36:32 LINUX RESTART (2 CPU) 12:37:01 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 36.51 0.04 6.64 12.76 0.10 43.94 12:38:01 AM 0 38.61 0.05 7.51 10.47 0.10 43.26 12:38:01 AM 1 34.44 0.03 5.78 15.03 0.10 44.62 12:39:01 AM all 29.26 0.00 4.95 1.76 0.07 63.96 12:39:01 AM 0 23.75 0.00 4.43 1.98 0.07 69.77 12:39:01 AM 1 34.78 0.00 5.46 1.53 0.08 58.14 12:40:01 AM all 10.50 0.00 1.65 0.20 0.06 87.59 12:40:01 AM 0 7.65 0.00 1.47 0.28 0.07 90.53 12:40:01 AM 1 13.35 0.00 1.84 0.12 0.05 84.64 12:41:01 AM all 36.44 0.00 6.70 0.67 0.09 56.10 12:41:01 AM 0 35.92 0.00 6.35 0.62 0.08 57.03 12:41:01 AM 1 36.96 0.00 7.05 0.73 0.10 55.16 12:42:01 AM all 0.37 0.00 0.35 0.67 0.03 98.59 12:42:01 AM 0 0.15 0.00 0.30 0.60 0.03 98.91 12:42:01 AM 1 0.58 0.00 0.40 0.73 0.02 98.26 12:43:01 AM all 13.49 0.00 1.77 0.10 0.07 84.57 12:43:01 AM 0 9.62 0.00 1.57 0.08 0.07 88.66 12:43:01 AM 1 17.37 0.00 1.96 0.12 0.07 80.48 12:44:01 AM all 29.72 0.00 4.02 0.13 0.08 66.04 12:44:01 AM 0 22.84 0.00 3.42 0.13 0.08 73.53 12:44:01 AM 1 36.61 0.00 4.62 0.13 0.08 58.56 Average: all 22.34 0.01 3.73 2.32 0.07 71.54 Average: 0 19.79 0.01 3.58 2.01 0.07 74.54 Average: 1 24.89 0.00 3.88 2.63 0.07 68.53