---> uname -a: Linux prd-centos8-robot-2c-8g-24308.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 618 4889 19 2189 6780 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:85:ad:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.65/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85810sec preferred_lft 85810sec inet6 fe80::f816:3eff:fe85:ad29/64 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) 03/01/2026 _x86_64_ (2 CPU) 01:16:53 LINUX RESTART (2 CPU) 01:18:02 AM tps rtps wtps bread/s bwrtn/s 01:19:01 AM 125.96 0.32 125.64 14.77 12627.70 01:20:02 AM 40.64 1.40 39.24 137.71 4925.80 01:21:01 AM 65.51 6.86 58.65 1267.15 3823.31 01:22:01 AM 38.26 2.47 35.79 260.62 6356.11 01:23:01 AM 3.63 0.00 3.63 0.00 127.79 01:24:01 AM 0.12 0.00 0.12 0.00 0.78 01:25:01 AM 0.10 0.00 0.10 0.00 1.03 01:26:01 AM 17.49 0.43 17.06 51.45 760.78 Average: 36.22 1.43 34.79 214.72 3558.54 01:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:19:01 AM 5054244 6945568 2828188 35.88 2688 2068472 811600 9.09 192016 2295196 170168 01:20:02 AM 5203588 7062236 2678844 33.98 2688 2034776 684820 7.67 228268 2105272 9012 01:21:01 AM 4879464 6989368 3002968 38.10 2688 2277072 731424 8.19 263044 2363148 174584 01:22:01 AM 4915944 7033432 2966488 37.63 2688 2284976 683236 7.65 275540 2311624 4 01:23:01 AM 4916100 7033592 2966332 37.63 2688 2284980 683236 7.65 275540 2311492 16 01:24:01 AM 4916212 7033704 2966220 37.63 2688 2284980 683236 7.65 275540 2311428 16 01:25:01 AM 4916276 7033768 2966156 37.63 2688 2284980 683236 7.65 275540 2311428 4 01:26:01 AM 5110016 7042456 2772416 35.17 2688 2105348 693608 7.77 475836 1939420 22440 Average: 4988980 7021766 2893452 36.71 2688 2203198 706800 7.91 282666 2243626 47030 01:18:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 AM eth0 135.31 109.86 1560.93 14.38 0.00 0.00 0.00 0.00 01:20:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:02 AM eth0 13.21 10.13 7.17 4.16 0.00 0.00 0.00 0.00 01:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM eth0 39.61 34.90 339.06 7.68 0.00 0.00 0.00 0.00 01:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 AM eth0 19.75 15.73 10.40 6.72 0.00 0.00 0.00 0.00 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 1.37 1.03 0.28 0.22 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 1.47 1.02 0.24 0.14 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 1.18 0.97 0.18 0.14 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 AM eth0 42.44 31.41 72.74 25.24 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 31.56 25.44 245.97 7.32 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) 03/01/2026 _x86_64_ (2 CPU) 01:16:53 LINUX RESTART (2 CPU) 01:18:02 AM CPU %user %nice %system %iowait %steal %idle 01:19:01 AM all 35.65 0.00 5.43 3.32 0.10 55.50 01:19:01 AM 0 49.23 0.00 6.17 3.37 0.12 41.11 01:19:01 AM 1 22.07 0.00 4.69 3.27 0.08 69.88 01:20:02 AM all 15.91 0.00 2.34 0.92 0.06 80.77 01:20:02 AM 0 10.85 0.00 1.98 1.47 0.05 85.65 01:20:02 AM 1 20.97 0.00 2.70 0.37 0.07 75.89 01:21:01 AM all 29.92 0.00 5.78 1.71 0.09 62.50 01:21:01 AM 0 39.52 0.00 6.81 2.69 0.10 50.89 01:21:01 AM 1 20.29 0.00 4.75 0.73 0.08 74.15 01:22:01 AM all 7.05 0.00 1.58 1.67 0.05 89.65 01:22:01 AM 0 9.98 0.00 1.74 1.84 0.05 86.40 01:22:01 AM 1 4.12 0.00 1.42 1.50 0.05 92.90 01:23:01 AM all 0.31 0.00 0.07 0.02 0.03 99.57 01:23:01 AM 0 0.07 0.00 0.05 0.00 0.02 99.87 01:23:01 AM 1 0.55 0.00 0.08 0.03 0.05 99.28 01:24:01 AM all 0.33 0.00 0.05 0.00 0.04 99.57 01:24:01 AM 0 0.13 0.00 0.07 0.00 0.05 99.75 01:24:01 AM 1 0.53 0.00 0.03 0.00 0.03 99.40 01:25:01 AM all 0.24 0.00 0.06 0.00 0.03 99.67 01:25:01 AM 0 0.07 0.00 0.03 0.00 0.02 99.88 01:25:01 AM 1 0.42 0.00 0.08 0.00 0.03 99.47 01:26:01 AM all 14.36 0.00 2.35 0.08 0.07 83.14 01:26:01 AM 0 17.90 0.00 2.43 0.12 0.07 79.49 01:26:01 AM 1 10.81 0.00 2.27 0.05 0.07 86.80 Average: all 12.90 0.00 2.20 0.96 0.06 83.89 Average: 0 15.87 0.00 2.40 1.18 0.06 80.50 Average: 1 9.93 0.00 1.99 0.74 0.06 87.28