---> uname -a: Linux prd-centos8-robot-2c-8g-25248.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 624 4694 19 2378 6768 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:b7:a5:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.72/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:feb7:a520/64 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) 03/02/2026 _x86_64_ (2 CPU) 08:36:51 LINUX RESTART (2 CPU) 08:37:01 AM tps rtps wtps bread/s bwrtn/s 08:38:01 AM 209.35 157.81 51.53 15244.32 39125.24 08:39:01 AM 107.06 0.18 106.88 5.06 11116.13 08:40:00 AM 51.80 1.43 50.37 138.78 5905.70 08:40:01 AM 0.00 0.00 0.00 0.00 0.00 08:41:01 AM 33.41 6.75 26.66 1247.98 1939.27 08:42:01 AM 73.82 2.63 71.19 293.55 8077.52 08:43:01 AM 25.52 0.52 25.01 63.85 1059.23 Average: 83.32 28.22 55.10 2831.94 11184.24 08:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:38:01 AM 5558148 7063728 2324284 29.49 2688 1699248 711592 7.97 183436 1861120 86260 08:39:01 AM 5085964 6978792 2796468 35.48 2688 2070012 725460 8.12 190436 2263008 181364 08:40:00 AM 5201708 7062932 2680724 34.01 2688 2037324 652064 7.30 227368 2105196 9020 08:40:01 AM 5199708 7060940 2682724 34.03 2688 2037328 652064 7.30 227368 2107088 9032 08:41:01 AM 4912368 6958108 2970064 37.68 2688 2215708 742128 8.31 277936 2324184 120628 08:42:01 AM 4762036 6923080 3120396 39.59 2688 2328076 759096 8.50 315080 2422808 48604 08:43:01 AM 4869988 6991632 3012444 38.22 2688 2288744 671576 7.52 481836 2148484 11228 Average: 5084274 7005602 2798158 35.50 2688 2096634 701997 7.86 271923 2175984 66591 08:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:38:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 AM eth0 299.83 174.78 1486.79 57.32 0.00 0.00 0.00 0.00 08:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 AM eth0 114.36 88.40 1382.11 12.09 0.00 0.00 0.00 0.00 08:40:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 AM eth0 13.57 11.55 7.72 4.72 0.00 0.00 0.00 0.00 08:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 AM eth0 0.83 0.00 0.06 0.00 0.00 0.00 0.00 0.00 08:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:01 AM eth0 39.84 34.62 332.21 7.04 0.00 0.00 0.00 0.00 08:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 AM eth0 51.22 44.64 27.63 25.13 0.00 0.00 0.00 0.00 08:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 AM eth0 14.63 12.96 13.36 11.81 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 88.87 61.12 541.64 19.67 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) 03/02/2026 _x86_64_ (2 CPU) 08:36:51 LINUX RESTART (2 CPU) 08:37:01 AM CPU %user %nice %system %iowait %steal %idle 08:38:01 AM all 49.19 0.06 10.33 13.65 0.13 26.63 08:38:01 AM 0 43.58 0.02 10.45 14.03 0.13 31.78 08:38:01 AM 1 54.82 0.10 10.21 13.28 0.13 21.46 08:39:01 AM all 31.54 0.00 4.91 5.65 0.10 57.80 08:39:01 AM 0 25.89 0.00 4.81 3.25 0.10 65.95 08:39:01 AM 1 37.16 0.00 5.02 8.04 0.10 49.67 08:40:00 AM all 18.63 0.00 2.41 1.32 0.07 77.57 08:40:00 AM 0 4.60 0.00 1.60 1.91 0.07 91.81 08:40:00 AM 1 32.65 0.00 3.22 0.73 0.07 63.33 08:40:01 AM all 0.41 0.00 1.24 0.00 0.41 97.93 08:40:01 AM 0 0.83 0.00 1.65 0.00 0.00 97.52 08:40:01 AM 1 0.00 0.00 0.83 0.00 0.83 98.35 08:41:01 AM all 19.48 0.00 3.92 1.79 0.08 74.74 08:41:01 AM 0 17.53 0.00 3.18 2.27 0.08 76.94 08:41:01 AM 1 21.42 0.00 4.66 1.30 0.07 72.55 08:42:01 AM all 25.50 0.00 4.27 2.88 0.08 67.27 08:42:01 AM 0 18.37 0.00 4.02 3.15 0.08 74.38 08:42:01 AM 1 32.61 0.00 4.52 2.62 0.07 60.19 08:43:01 AM all 23.34 0.00 3.22 0.13 0.08 73.23 08:43:01 AM 0 10.66 0.00 2.22 0.10 0.08 86.93 08:43:01 AM 1 35.98 0.00 4.22 0.15 0.08 59.57 Average: all 27.86 0.01 4.83 4.22 0.09 62.99 Average: 0 20.07 0.00 4.38 4.11 0.09 71.35 Average: 1 35.63 0.02 5.29 4.33 0.09 54.64