---> uname -a: Linux prd-centos8-robot-2c-8g-5541.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 593 4895 19 2208 6805 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:5a:73:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.86/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe5a:7382/64 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) 01/29/2026 _x86_64_ (2 CPU) 00:35:53 LINUX RESTART (2 CPU) 12:37:01 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 120.76 0.18 120.58 5.06 12266.94 12:39:01 AM 34.58 1.05 33.53 73.99 4090.78 12:40:01 AM 11.56 0.38 11.18 64.25 540.24 12:41:01 AM 62.50 6.71 55.78 1245.72 3478.52 12:42:01 AM 34.32 0.22 34.11 43.59 6353.52 12:43:01 AM 4.97 0.07 4.90 4.93 176.42 12:44:01 AM 32.27 0.63 31.64 73.18 2717.86 Average: 42.99 1.32 41.67 215.82 4232.14 12:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5042528 6933996 2839904 36.03 2688 2067720 803388 9.00 196884 2296680 152808 12:39:01 AM 5147560 6992044 2734872 34.70 2688 2020808 720608 8.07 209976 2177972 12044 12:40:01 AM 5230672 7075124 2651760 33.64 2688 2020332 678576 7.60 219424 2085196 4 12:41:01 AM 4949816 7047432 2932616 37.20 2688 2264360 651080 7.29 254172 2299408 176332 12:42:01 AM 4948692 7047332 2933740 37.22 2688 2265744 652996 7.31 261224 2289980 16 12:43:01 AM 4929576 7047940 2952856 37.46 2688 2285468 647592 7.25 261896 2308524 19444 12:44:01 AM 5064844 7016240 2817588 35.75 2688 2124508 684860 7.67 479160 1980744 10096 Average: 5044813 7022873 2837619 36.00 2688 2149849 691300 7.74 268962 2205501 52963 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 119.96 89.44 1331.32 12.37 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 11.18 4.70 4.79 2.05 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:01 AM eth0 5.85 5.91 2.54 1.85 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 38.29 33.06 337.22 7.72 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 182.66 135.04 42.17 40.71 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 93.20 63.19 332.77 6.70 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 59.51 40.55 112.87 54.03 0.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 72.95 53.13 309.10 17.92 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) 01/29/2026 _x86_64_ (2 CPU) 00:35:53 LINUX RESTART (2 CPU) 12:37:01 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 36.20 0.00 5.21 4.46 0.16 53.97 12:38:01 AM 0 42.03 0.00 5.15 4.72 0.15 47.95 12:38:01 AM 1 30.35 0.00 5.26 4.21 0.17 60.02 12:39:01 AM all 9.34 0.00 1.54 1.01 0.08 88.03 12:39:01 AM 0 12.49 0.00 1.62 0.54 0.08 85.27 12:39:01 AM 1 6.20 0.00 1.45 1.49 0.07 90.79 12:40:01 AM all 7.29 0.00 1.01 0.20 0.08 91.43 12:40:01 AM 0 12.28 0.00 1.19 0.27 0.07 86.19 12:40:01 AM 1 2.29 0.00 0.84 0.13 0.08 96.66 12:41:01 AM all 31.38 0.00 5.64 0.95 0.10 61.92 12:41:01 AM 0 42.89 0.00 6.63 0.87 0.10 49.52 12:41:01 AM 1 19.88 0.00 4.66 1.03 0.10 74.33 12:42:01 AM all 8.12 0.00 1.75 0.64 0.08 89.42 12:42:01 AM 0 4.57 0.00 1.27 0.60 0.07 93.50 12:42:01 AM 1 11.68 0.00 2.23 0.69 0.08 85.33 12:43:01 AM all 7.33 0.00 0.50 0.12 0.08 91.97 12:43:01 AM 0 8.61 0.00 0.44 0.14 0.09 90.72 12:43:01 AM 1 6.06 0.00 0.56 0.10 0.07 93.21 12:44:01 AM all 27.28 0.00 3.67 0.28 0.09 68.68 12:44:01 AM 0 40.03 0.00 4.14 0.32 0.10 55.42 12:44:01 AM 1 14.53 0.00 3.20 0.25 0.08 81.93 Average: all 18.18 0.00 2.77 1.10 0.09 77.86 Average: 0 23.34 0.00 2.93 1.07 0.09 72.56 Average: 1 13.02 0.00 2.60 1.13 0.09 83.15