---> uname -a: Linux prd-centos8-robot-2c-8g-6656.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 603 4863 19 2230 6794 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:0b:43:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.109/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fe0b:43ac/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) 02/01/2026 _x86_64_ (2 CPU) 03:30:04 LINUX RESTART (2 CPU) 03:31:01 AM tps rtps wtps bread/s bwrtn/s 03:32:01 AM 90.49 15.46 75.03 3795.97 6218.44 03:33:01 AM 77.94 1.08 76.86 75.31 9997.35 03:34:01 AM 28.61 0.38 28.23 64.26 2205.40 03:35:01 AM 39.88 6.75 33.13 1246.46 1975.50 03:36:01 AM 60.32 2.70 57.62 436.19 7885.99 03:37:01 AM 4.45 0.07 4.38 4.93 177.66 03:38:01 AM 22.21 0.38 21.83 46.66 2423.73 Average: 46.27 3.83 42.44 810.05 4412.03 03:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:32:01 AM 5343172 7055524 2539252 32.21 2688 1894592 684660 7.67 186408 2030184 178084 03:33:01 AM 5136632 6980400 2745792 34.83 2688 2019552 736852 8.25 198680 2190348 40768 03:34:01 AM 5218236 7063784 2664188 33.80 2688 2021484 661640 7.41 219388 2095064 8 03:35:01 AM 4945096 7042000 2937328 37.26 2688 2262588 654576 7.33 256248 2297272 182556 03:36:01 AM 4924404 7036468 2958020 37.53 2688 2278876 659800 7.39 266376 2305420 4 03:37:01 AM 4838424 6968600 3044000 38.62 2688 2297020 744492 8.34 266708 2390064 17996 03:38:01 AM 4989184 6962876 2893240 36.70 2688 2146140 740972 8.30 487536 2045532 23444 Average: 5056450 7015665 2825974 35.85 2688 2131465 697570 7.81 268763 2193412 63266 03:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 340.28 206.65 1781.95 62.04 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 65.84 44.67 762.97 8.04 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 12.43 9.30 5.37 3.65 0.00 0.00 0.00 0.00 03:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 AM eth0 35.43 30.38 334.76 6.42 0.00 0.00 0.00 0.00 03:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 AM eth0 198.32 144.78 45.66 39.87 0.00 0.00 0.00 0.00 03:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 AM eth0 59.22 48.01 344.75 5.40 0.00 0.00 0.00 0.00 03:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 AM eth0 84.97 57.84 165.64 57.36 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 113.79 77.38 491.65 26.11 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) 02/01/2026 _x86_64_ (2 CPU) 03:30:04 LINUX RESTART (2 CPU) 03:31:01 AM CPU %user %nice %system %iowait %steal %idle 03:32:01 AM all 35.59 0.00 6.27 4.14 0.12 53.89 03:32:01 AM 0 42.22 0.00 7.29 3.37 0.12 47.00 03:32:01 AM 1 28.96 0.00 5.24 4.90 0.12 60.78 03:33:01 AM all 21.57 0.00 3.33 12.13 0.12 62.85 03:33:01 AM 0 28.45 0.00 3.61 11.60 0.12 56.23 03:33:01 AM 1 14.71 0.00 3.05 12.66 0.12 69.47 03:34:01 AM all 11.20 0.00 1.64 0.52 0.05 86.60 03:34:01 AM 0 16.74 0.00 1.96 0.64 0.05 80.62 03:34:01 AM 1 5.66 0.00 1.32 0.40 0.05 92.57 03:35:01 AM all 24.02 0.00 4.50 1.22 0.09 70.17 03:35:01 AM 0 23.34 0.00 4.21 0.90 0.08 71.46 03:35:01 AM 1 24.69 0.00 4.80 1.53 0.10 68.88 03:36:01 AM all 13.70 0.00 2.83 1.64 0.08 81.75 03:36:01 AM 0 15.79 0.00 2.53 1.41 0.07 80.21 03:36:01 AM 1 11.61 0.00 3.13 1.88 0.08 83.30 03:37:01 AM all 4.84 0.00 0.33 0.03 0.04 94.76 03:37:01 AM 0 7.43 0.00 0.39 0.00 0.03 92.15 03:37:01 AM 1 2.27 0.00 0.27 0.07 0.05 97.34 03:38:01 AM all 22.02 0.00 3.33 0.70 0.08 73.87 03:38:01 AM 0 25.95 0.00 3.55 0.74 0.08 69.67 03:38:01 AM 1 18.12 0.00 3.12 0.65 0.08 78.02 Average: all 19.01 0.00 3.18 2.92 0.08 74.82 Average: 0 22.87 0.00 3.37 2.67 0.08 71.02 Average: 1 15.15 0.00 2.99 3.16 0.09 78.61