---> uname -a: Linux prd-centos8-robot-2c-8g-6652.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 580 4925 19 2190 6818 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:48:07:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.126/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85871sec preferred_lft 85871sec inet6 fe80::f816:3eff:fe48:7e6/64 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) 03:29:13 LINUX RESTART (2 CPU) 03:30:01 AM tps rtps wtps bread/s bwrtn/s 03:31:01 AM 86.29 6.35 79.95 1097.53 6283.14 03:32:01 AM 89.05 1.08 87.97 75.31 10953.30 03:33:01 AM 33.26 3.43 29.83 1249.66 2044.99 03:34:01 AM 73.96 6.40 67.56 497.17 7992.24 03:35:01 AM 6.43 0.07 6.36 4.93 488.15 03:36:01 AM 1.95 0.03 1.92 1.87 117.05 03:37:01 AM 13.26 0.32 12.95 36.92 561.66 03:38:01 AM 35.98 0.50 35.48 63.72 1815.50 Average: 42.53 2.27 40.25 378.42 3782.26 03:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 AM 5282764 7021776 2599668 32.98 2688 1920280 698784 7.82 189704 2087056 195644 03:32:01 AM 5176580 7019684 2705852 34.33 2688 2019156 705516 7.90 210716 2147040 9952 03:33:01 AM 4967188 6973388 2915244 36.98 2688 2176844 759920 8.51 261184 2288568 99908 03:34:01 AM 4951584 7062492 2930848 37.18 2688 2278160 630656 7.06 266384 2282240 9648 03:35:01 AM 4909100 7020604 2973332 37.72 2688 2278756 679728 7.61 266784 2323400 456 03:36:01 AM 4903192 7015944 2979240 37.80 2688 2280012 679728 7.61 266996 2328840 188 03:37:01 AM 4951228 6931168 2931204 37.19 2688 2152936 783316 8.77 306952 2261772 63608 03:38:01 AM 5047124 6985304 2835308 35.97 2688 2111516 708012 7.93 472104 2004620 26256 Average: 5023595 7003795 2858837 36.27 2688 2152208 705708 7.90 280103 2215442 50708 03:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 218.60 140.69 1453.27 29.98 0.00 0.00 0.00 0.00 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 73.79 50.47 624.59 8.64 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 41.81 34.11 337.46 7.88 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 205.08 147.68 46.28 41.62 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 17.28 9.93 4.42 1.41 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 26.91 22.96 8.92 5.21 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 56.95 41.49 86.50 28.53 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 18.70 17.03 15.26 8.51 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 82.40 58.05 322.15 16.47 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) 03:29:13 LINUX RESTART (2 CPU) 03:30:01 AM CPU %user %nice %system %iowait %steal %idle 03:31:01 AM all 35.33 0.00 5.66 2.90 0.13 55.97 03:31:01 AM 0 33.47 0.00 4.77 2.90 0.13 58.73 03:31:01 AM 1 37.18 0.00 6.56 2.91 0.13 53.21 03:32:01 AM all 21.30 0.00 3.63 2.47 0.09 72.51 03:32:01 AM 0 13.78 0.00 2.90 2.15 0.10 81.08 03:32:01 AM 1 28.84 0.00 4.36 2.79 0.08 63.93 03:33:01 AM all 24.17 0.00 3.72 1.31 0.09 70.71 03:33:01 AM 0 19.19 0.00 3.55 1.37 0.08 75.80 03:33:01 AM 1 29.15 0.00 3.89 1.25 0.10 65.62 03:34:01 AM all 21.40 0.00 4.56 1.65 0.08 72.32 03:34:01 AM 0 27.55 0.00 5.05 1.87 0.08 65.45 03:34:01 AM 1 15.27 0.00 4.07 1.42 0.07 79.18 03:35:01 AM all 2.69 0.00 0.36 0.07 0.04 96.85 03:35:01 AM 0 1.72 0.00 0.28 0.05 0.05 97.89 03:35:01 AM 1 3.65 0.00 0.43 0.08 0.03 95.80 03:36:01 AM all 9.07 0.00 0.87 0.03 0.07 89.96 03:36:01 AM 0 9.75 0.00 1.05 0.00 0.07 89.13 03:36:01 AM 1 8.40 0.00 0.68 0.05 0.07 90.80 03:37:01 AM all 21.01 0.00 2.21 0.95 0.08 75.74 03:37:01 AM 0 9.45 0.00 1.95 1.09 0.08 87.43 03:37:01 AM 1 32.57 0.00 2.47 0.82 0.08 64.06 03:38:01 AM all 30.36 0.00 4.21 1.47 0.10 63.87 03:38:01 AM 0 21.58 0.00 3.54 0.83 0.10 73.94 03:38:01 AM 1 39.11 0.00 4.88 2.10 0.10 53.81 Average: all 20.67 0.00 3.15 1.36 0.09 74.74 Average: 0 17.07 0.00 2.89 1.28 0.09 78.67 Average: 1 24.27 0.00 3.42 1.43 0.08 70.80