---> uname -a: Linux prd-centos8-robot-2c-8g-6913.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 592 4932 19 2173 6806 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:0f:fd:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.192/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fe0f:fdbe/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) 02/02/2026 _x86_64_ (2 CPU) 01:42:40 LINUX RESTART (2 CPU) 01:43:01 AM tps rtps wtps bread/s bwrtn/s 01:44:01 AM 187.65 115.83 71.83 13088.97 40660.70 01:45:01 AM 116.64 1.08 115.56 75.31 12209.23 01:46:01 AM 31.12 0.38 30.74 64.25 2715.34 01:47:01 AM 74.55 6.97 67.59 1290.05 5963.01 01:48:01 AM 20.45 0.00 20.45 0.00 3555.22 01:49:01 AM 6.81 0.38 6.43 42.65 318.03 01:50:01 AM 35.99 0.52 35.47 63.85 1464.31 Average: 67.60 17.88 49.72 2089.36 9555.35 01:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 AM 5378320 7000240 2504112 31.77 2688 1812012 785236 8.79 199996 2012816 140576 01:45:01 AM 5151784 6995200 2730648 34.64 2688 2019084 719296 8.05 199040 2174628 40768 01:46:01 AM 5153520 7033464 2728912 34.62 2688 2055004 692476 7.75 223596 2153484 33740 01:47:01 AM 4946428 7046884 2936004 37.25 2688 2266620 628984 7.04 261548 2288288 94372 01:48:01 AM 4947152 7047328 2935280 37.24 2688 2266620 628984 7.04 261544 2288348 4 01:49:01 AM 5120124 7041568 2762308 35.04 2688 2089396 641716 7.19 258808 2119092 3940 01:50:01 AM 5055588 6974776 2826844 35.86 2688 2091600 739752 8.28 464040 2002888 26052 Average: 5107559 7019923 2774873 35.20 2688 2085762 690921 7.74 266939 2148506 48493 01:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 AM eth0 276.41 184.77 1662.01 57.38 0.00 0.00 0.00 0.00 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 96.13 70.76 879.31 10.00 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 19.03 10.33 6.93 4.20 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 224.63 170.99 378.66 45.21 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 1.85 0.70 0.20 0.12 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 168.51 142.52 1632.11 27.72 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 20.14 17.86 17.77 9.54 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 115.24 85.42 653.88 22.02 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) 02/02/2026 _x86_64_ (2 CPU) 01:42:40 LINUX RESTART (2 CPU) 01:43:01 AM CPU %user %nice %system %iowait %steal %idle 01:44:01 AM all 39.72 0.07 9.88 7.99 0.10 42.24 01:44:01 AM 0 40.10 0.10 10.08 8.20 0.10 41.41 01:44:01 AM 1 39.34 0.03 9.69 7.78 0.10 43.06 01:45:01 AM all 28.80 0.00 4.67 2.53 0.09 63.91 01:45:01 AM 0 40.03 0.00 5.14 2.39 0.10 52.34 01:45:01 AM 1 17.60 0.00 4.20 2.68 0.08 75.44 01:46:01 AM all 15.22 0.00 2.38 1.58 0.17 80.66 01:46:01 AM 0 11.36 0.00 2.18 1.42 0.13 84.90 01:46:01 AM 1 19.08 0.00 2.57 1.74 0.20 76.41 01:47:01 AM all 32.90 0.00 6.06 1.11 0.11 59.82 01:47:01 AM 0 35.46 0.00 5.93 1.00 0.10 57.51 01:47:01 AM 1 30.35 0.00 6.19 1.22 0.12 62.13 01:48:01 AM all 0.08 0.00 0.23 0.80 0.03 98.85 01:48:01 AM 0 0.07 0.00 0.23 0.67 0.03 99.00 01:48:01 AM 1 0.10 0.00 0.23 0.94 0.03 98.70 01:49:01 AM all 7.36 0.00 1.36 0.03 0.07 91.18 01:49:01 AM 0 6.83 0.00 1.43 0.05 0.07 91.62 01:49:01 AM 1 7.88 0.00 1.29 0.02 0.07 90.74 01:50:01 AM all 33.43 0.00 4.36 0.19 0.11 61.91 01:50:01 AM 0 44.80 0.00 4.88 0.32 0.12 49.88 01:50:01 AM 1 22.06 0.00 3.83 0.07 0.10 73.94 Average: all 22.51 0.01 4.13 2.03 0.10 71.22 Average: 0 25.54 0.01 4.27 2.00 0.09 68.09 Average: 1 19.49 0.00 4.00 2.06 0.10 74.34