---> uname -a: Linux prd-centos8-robot-2c-8g-8318.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 581 4923 19 2192 6816 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:02:44:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.58/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fe02:44e4/64 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) 02/07/2026 _x86_64_ (2 CPU) 00:30:39 LINUX RESTART (2 CPU) 12:31:01 AM tps rtps wtps bread/s bwrtn/s 12:32:01 AM 150.57 67.23 83.34 8035.72 41311.30 12:33:01 AM 99.87 1.08 98.78 75.31 11449.45 12:34:01 AM 43.44 0.42 43.03 64.79 3041.56 12:35:01 AM 82.25 9.42 72.84 1682.12 8380.07 12:36:01 AM 11.46 0.07 11.40 4.93 882.69 12:37:01 AM 3.95 0.03 3.92 1.87 178.22 12:38:01 AM 7.93 0.32 7.61 36.92 298.13 12:39:01 AM 33.56 0.52 33.04 63.86 1614.55 Average: 54.13 9.89 44.25 1245.76 8394.92 12:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:32:01 AM 5285004 7003228 2597420 32.95 2688 1902048 764708 8.56 224292 2057416 215276 12:33:01 AM 5173664 7017108 2708760 34.36 2688 2019188 716276 8.02 199352 2153572 40756 12:34:01 AM 5122908 7050744 2759516 35.01 2688 2099372 695156 7.78 229248 2166708 75404 12:35:01 AM 4952772 7064652 2929652 37.17 2688 2278512 636292 7.12 266956 2273872 16812 12:36:01 AM 4915676 7027832 2966748 37.64 2688 2279080 691212 7.74 267372 2314816 428 12:37:01 AM 4910800 7024084 2971624 37.70 2688 2280208 691212 7.74 267584 2319736 36 12:38:01 AM 4982600 6958728 2899824 36.79 2688 2147288 753292 8.43 306308 2227168 56988 12:39:01 AM 5071100 7009316 2811324 35.67 2688 2110956 691120 7.74 472752 1978952 25336 Average: 5051816 7019462 2830608 35.91 2688 2139582 704908 7.89 279233 2186530 53880 12:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 AM eth0 356.76 210.56 1668.54 64.70 0.00 0.00 0.00 0.00 12:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 AM eth0 90.94 69.84 879.96 10.80 0.00 0.00 0.00 0.00 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 25.28 18.83 91.52 5.97 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 228.96 167.92 295.84 37.13 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 15.61 9.65 4.12 1.25 0.00 0.00 0.00 0.00 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 24.61 21.30 8.41 4.22 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 63.75 46.03 86.53 35.67 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 19.51 16.40 15.18 8.56 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 103.18 70.07 381.29 21.04 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) 02/07/2026 _x86_64_ (2 CPU) 00:30:39 LINUX RESTART (2 CPU) 12:31:01 AM CPU %user %nice %system %iowait %steal %idle 12:32:01 AM all 40.03 0.04 9.77 8.37 0.09 41.68 12:32:01 AM 0 50.49 0.07 10.23 8.17 0.10 30.95 12:32:01 AM 1 29.59 0.02 9.32 8.58 0.08 52.41 12:33:01 AM all 25.75 0.00 4.22 3.11 0.10 66.83 12:33:01 AM 0 34.79 0.00 4.72 3.33 0.12 57.04 12:33:01 AM 1 16.72 0.00 3.73 2.88 0.08 76.60 12:34:01 AM all 22.93 0.00 3.50 3.14 0.07 70.37 12:34:01 AM 0 36.19 0.00 4.59 2.75 0.07 56.39 12:34:01 AM 1 9.70 0.00 2.42 3.51 0.07 84.31 12:35:01 AM all 23.91 0.00 4.84 3.51 0.08 67.65 12:35:01 AM 0 29.42 0.00 5.09 3.27 0.08 62.13 12:35:01 AM 1 18.40 0.00 4.60 3.74 0.08 73.18 12:36:01 AM all 2.17 0.00 0.31 0.22 0.06 97.25 12:36:01 AM 0 2.79 0.00 0.32 0.32 0.05 96.53 12:36:01 AM 1 1.55 0.00 0.30 0.12 0.07 97.96 12:37:01 AM all 8.23 0.00 0.74 0.02 0.06 90.95 12:37:01 AM 0 12.44 0.00 0.97 0.02 0.07 86.51 12:37:01 AM 1 4.01 0.00 0.52 0.02 0.05 95.40 12:38:01 AM all 18.86 0.00 1.88 0.08 0.08 79.10 12:38:01 AM 0 24.46 0.00 1.47 0.10 0.08 73.89 12:38:01 AM 1 13.25 0.00 2.29 0.07 0.07 84.33 12:39:01 AM all 30.48 0.00 4.18 0.28 0.08 64.98 12:39:01 AM 0 36.27 0.00 4.43 0.38 0.07 58.84 12:39:01 AM 1 24.69 0.00 3.92 0.18 0.08 71.12 Average: all 21.54 0.01 3.68 2.34 0.08 72.36 Average: 0 28.35 0.01 3.97 2.29 0.08 65.30 Average: 1 14.73 0.00 3.38 2.39 0.07 79.42