---> uname -a: Linux prd-centos8-robot-2c-8g-10707.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 607 4869 19 2220 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:28:cc:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.89/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe28:cc26/64 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) 02/15/2026 _x86_64_ (2 CPU) 04:49:55 LINUX RESTART (2 CPU) 04:50:00 AM tps rtps wtps bread/s bwrtn/s 04:51:01 AM 236.86 174.80 62.06 15352.27 40826.49 04:52:01 AM 126.32 1.08 125.24 75.31 12700.18 04:53:01 AM 21.73 0.42 21.31 64.79 2056.17 04:54:01 AM 68.42 6.90 61.52 1286.05 3645.13 04:55:01 AM 33.37 0.03 33.34 3.47 6336.02 04:56:01 AM 4.43 0.07 4.37 4.93 906.92 04:57:01 AM 34.88 0.63 34.24 73.19 2441.24 Average: 75.31 26.43 48.88 2421.69 9876.26 04:50:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:51:01 AM 5416568 6993576 2465864 31.28 2688 1769280 779612 8.73 188816 1995288 102684 04:52:01 AM 5143220 6985324 2739212 34.75 2688 2018304 720996 8.07 199632 2189076 40220 04:53:01 AM 5219356 7063832 2663076 33.78 2688 2020252 650792 7.29 220388 2092656 96 04:54:01 AM 4886116 6985052 2996316 38.01 2688 2265056 703280 7.87 256032 2359672 175644 04:55:01 AM 4936208 7035048 2946224 37.38 2688 2265368 642048 7.19 261644 2300628 12 04:56:01 AM 4911592 7035876 2970840 37.69 2688 2290812 642140 7.19 262352 2324708 2308 04:57:01 AM 4983076 6947844 2899356 36.78 2688 2137756 746388 8.36 485432 2054084 11092 Average: 5070877 7006650 2811555 35.67 2688 2109547 697894 7.81 267757 2188016 47437 04:50:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:51:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 AM eth0 337.86 210.08 1957.86 57.94 0.00 0.00 0.00 0.00 04:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 AM eth0 97.28 68.99 882.73 16.87 0.00 0.00 0.00 0.00 04:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 AM eth0 11.93 8.12 5.62 3.48 0.00 0.00 0.00 0.00 04:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 AM eth0 45.46 37.61 342.90 10.12 0.00 0.00 0.00 0.00 04:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 AM eth0 199.45 143.20 39.31 30.70 0.00 0.00 0.00 0.00 04:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 AM eth0 93.62 71.10 425.51 6.92 0.00 0.00 0.00 0.00 04:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 AM eth0 56.56 39.91 119.20 63.88 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 120.53 82.85 540.47 27.16 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) 02/15/2026 _x86_64_ (2 CPU) 04:49:55 LINUX RESTART (2 CPU) 04:50:00 AM CPU %user %nice %system %iowait %steal %idle 04:51:01 AM all 59.68 0.06 11.00 2.59 0.09 26.58 04:51:01 AM 0 64.35 0.05 10.77 2.68 0.10 22.05 04:51:01 AM 1 55.00 0.07 11.23 2.50 0.08 31.12 04:52:01 AM all 30.87 0.00 5.16 1.22 0.09 62.66 04:52:01 AM 0 26.91 0.00 4.47 1.16 0.08 67.37 04:52:01 AM 1 34.83 0.00 5.84 1.28 0.10 57.95 04:53:01 AM all 10.14 0.00 1.56 0.22 0.05 88.03 04:53:01 AM 0 12.02 0.00 1.87 0.23 0.05 85.82 04:53:01 AM 1 8.26 0.00 1.25 0.20 0.05 90.24 04:54:01 AM all 32.71 0.00 6.20 0.51 0.09 60.50 04:54:01 AM 0 21.69 0.00 5.76 0.68 0.10 71.76 04:54:01 AM 1 43.75 0.00 6.63 0.33 0.08 49.20 04:55:01 AM all 3.44 0.00 0.91 0.38 0.05 95.22 04:55:01 AM 0 2.22 0.00 0.88 0.30 0.03 96.56 04:55:01 AM 1 4.66 0.00 0.94 0.45 0.07 93.89 04:56:01 AM all 7.24 0.00 0.50 0.05 0.07 92.14 04:56:01 AM 0 8.32 0.00 0.65 0.05 0.07 90.91 04:56:01 AM 1 6.18 0.00 0.35 0.05 0.07 93.35 04:57:01 AM all 27.69 0.00 3.87 0.14 0.08 68.23 04:57:01 AM 0 30.94 0.00 3.84 0.13 0.07 65.02 04:57:01 AM 1 24.44 0.00 3.90 0.15 0.08 71.43 Average: all 24.59 0.01 4.18 0.73 0.07 70.42 Average: 0 23.86 0.01 4.05 0.75 0.07 71.26 Average: 1 25.32 0.01 4.31 0.71 0.08 69.58