---> uname -a: Linux prd-centos8-robot-2c-8g-325.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 600 4914 19 2182 6798 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:e0:82:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.225/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fee0:8270/64 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) 01/15/2026 _x86_64_ (2 CPU) 00:35:01 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 117.33 0.40 116.93 24.53 11340.38 12:38:01 AM 34.62 1.18 33.44 117.69 3861.98 12:39:01 AM 66.71 6.90 59.81 1286.05 3838.88 12:40:01 AM 32.56 0.03 32.52 3.47 6364.68 12:41:01 AM 4.40 0.07 4.33 4.93 184.21 12:42:01 AM 2.38 0.03 2.35 1.87 170.31 12:43:01 AM 27.39 0.63 26.76 73.18 1343.17 Average: 40.77 1.32 39.45 215.94 3871.77 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5176992 7021396 2705432 34.32 2688 2020032 709736 7.95 188612 2167328 104348 12:38:01 AM 5229820 7077280 2652604 33.65 2688 2023516 663552 7.43 219404 2085108 10752 12:39:01 AM 4861116 6973204 3021308 38.33 2688 2278348 749512 8.39 256500 2383640 186536 12:40:01 AM 4944756 7047888 2937668 37.27 2688 2269628 676928 7.58 261092 2291564 8 12:41:01 AM 4900496 7005016 2981928 37.83 2688 2271044 713652 7.99 261568 2335456 296 12:42:01 AM 4881644 6989520 3000780 38.07 2688 2274376 745604 8.35 261708 2354080 660 12:43:01 AM 5073396 6997228 2809028 35.64 2688 2096080 706100 7.91 464448 1983460 13332 Average: 5009746 7015933 2872678 36.44 2688 2176146 709298 7.94 273333 2228662 45133 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 124.93 99.23 1313.71 13.16 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 16.03 8.55 6.95 3.93 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 51.26 41.59 341.28 10.02 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 197.83 145.65 38.47 29.83 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 31.87 22.29 10.39 3.99 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 21.26 20.54 5.87 4.95 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 66.46 47.68 92.63 37.68 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 72.81 55.08 258.44 14.79 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) 01/15/2026 _x86_64_ (2 CPU) 00:35:01 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 38.77 0.00 5.25 0.92 0.11 54.95 12:37:01 AM 0 28.33 0.00 4.66 0.97 0.10 65.94 12:37:01 AM 1 49.22 0.00 5.84 0.88 0.12 43.95 12:38:01 AM all 13.31 0.00 1.65 0.27 0.08 84.69 12:38:01 AM 0 12.61 0.00 1.75 0.40 0.10 85.13 12:38:01 AM 1 14.00 0.00 1.55 0.13 0.07 84.24 12:39:01 AM all 36.50 0.00 6.32 0.47 0.09 56.62 12:39:01 AM 0 33.95 0.00 6.43 0.53 0.10 58.98 12:39:01 AM 1 39.04 0.00 6.22 0.40 0.08 54.26 12:40:01 AM all 1.86 0.00 0.87 0.38 0.06 96.83 12:40:01 AM 0 2.49 0.00 1.15 0.62 0.05 95.69 12:40:01 AM 1 1.24 0.00 0.58 0.13 0.07 97.98 12:41:01 AM all 7.86 0.00 0.77 0.02 0.08 91.28 12:41:01 AM 0 8.98 0.00 0.75 0.00 0.08 90.18 12:41:01 AM 1 6.74 0.00 0.78 0.03 0.07 92.37 12:42:01 AM all 12.34 0.00 0.72 0.02 0.09 86.84 12:42:01 AM 0 12.64 0.00 0.77 0.03 0.10 86.46 12:42:01 AM 1 12.03 0.00 0.67 0.00 0.08 87.22 12:43:01 AM all 27.45 0.00 3.68 0.12 0.08 68.68 12:43:01 AM 0 19.92 0.00 3.87 0.07 0.07 76.08 12:43:01 AM 1 34.98 0.00 3.48 0.17 0.08 61.29 Average: all 19.74 0.00 2.75 0.31 0.08 77.11 Average: 0 17.00 0.00 2.77 0.37 0.09 79.76 Average: 1 22.48 0.00 2.73 0.25 0.08 74.45