---> uname -a: Linux prd-centos8-robot-2c-8g-16491.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 605 4874 19 2217 6792 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:76:a4:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.173/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe76:a48c/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) 12/26/2025 _x86_64_ (2 CPU) 03:12:23 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 104.65 65.56 39.09 6477.97 34703.67 03:15:01 AM 91.92 1.27 90.65 97.32 6788.44 03:16:01 AM 79.52 1.02 78.51 73.44 10924.43 03:17:01 AM 43.81 7.13 36.68 1310.71 2344.04 03:18:01 AM 59.88 0.22 59.66 43.59 7948.92 03:19:01 AM 4.48 0.07 4.42 4.93 155.54 03:20:01 AM 23.48 0.40 23.08 46.78 2396.53 Average: 58.25 10.81 47.44 1150.73 9323.52 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5670860 7110160 2211564 28.06 2688 1636412 686640 7.69 170020 1772004 48520 03:15:01 AM 5265964 7063912 2616460 33.19 2688 1974772 661564 7.41 186992 2090064 244936 03:16:01 AM 5087484 6964736 2794940 35.46 2688 2053440 761408 8.53 213360 2232496 44240 03:17:01 AM 4822500 6979220 3059924 38.82 2688 2322360 730216 8.18 296620 2380492 241976 03:18:01 AM 4934972 7034604 2947452 37.39 2688 2266140 657128 7.36 260484 2300888 12 03:19:01 AM 4855160 6970296 3027264 38.41 2688 2281720 736972 8.25 260812 2379484 15444 03:20:01 AM 5028404 6985672 2854020 36.21 2688 2130060 732296 8.20 478416 2016444 22292 Average: 5095049 7015514 2787375 35.36 2688 2094986 709461 7.94 266672 2167410 88203 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 219.63 136.15 861.55 51.35 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 91.50 76.54 1071.09 10.32 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 60.55 39.34 585.22 7.19 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 37.68 31.49 332.51 6.29 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 165.86 118.71 38.90 35.71 0.00 0.00 0.00 0.00 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 49.36 37.09 307.03 3.76 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 84.42 59.66 183.35 58.44 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 101.29 71.29 482.80 24.72 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) 12/26/2025 _x86_64_ (2 CPU) 03:12:23 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 21.61 0.04 5.34 48.48 0.10 24.43 03:14:01 AM 0 21.67 0.05 6.08 52.20 0.10 19.90 03:14:01 AM 1 21.55 0.03 4.61 44.76 0.10 28.95 03:15:01 AM all 37.58 0.00 5.29 1.71 0.14 55.27 03:15:01 AM 0 24.43 0.00 3.92 1.55 0.12 69.98 03:15:01 AM 1 50.72 0.00 6.67 1.87 0.17 40.58 03:16:01 AM all 22.02 0.00 2.64 2.00 0.09 73.24 03:16:01 AM 0 18.72 0.00 2.66 2.16 0.10 76.36 03:16:01 AM 1 25.32 0.00 2.62 1.85 0.08 70.13 03:17:01 AM all 25.30 0.00 4.72 0.60 0.12 69.26 03:17:01 AM 0 22.11 0.00 4.51 0.40 0.12 72.86 03:17:01 AM 1 28.50 0.00 4.93 0.80 0.12 65.65 03:18:01 AM all 16.16 0.00 3.11 0.98 0.08 79.68 03:18:01 AM 0 12.09 0.00 2.99 0.82 0.07 84.03 03:18:01 AM 1 20.22 0.00 3.22 1.14 0.10 75.32 03:19:01 AM all 4.73 0.00 0.38 0.03 0.08 94.79 03:19:01 AM 0 3.96 0.00 0.32 0.03 0.05 95.64 03:19:01 AM 1 5.52 0.00 0.44 0.02 0.10 93.92 03:20:01 AM all 22.96 0.00 3.21 0.34 0.09 73.40 03:20:01 AM 0 16.03 0.00 2.65 0.42 0.10 80.80 03:20:01 AM 1 30.02 0.00 3.77 0.27 0.08 65.85 Average: all 21.50 0.01 3.53 7.69 0.10 67.18 Average: 0 17.00 0.01 3.30 8.15 0.09 71.45 Average: 1 26.01 0.00 3.76 7.23 0.11 62.89