---> uname -a: Linux prd-centos8-robot-2c-8g-8598.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 674 4824 19 2198 6724 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:53:c9:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.233/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fe53:c98e/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) 02/08/2026 _x86_64_ (2 CPU) 00:36:50 LINUX RESTART (2 CPU) 12:37:01 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 227.04 155.32 71.71 14747.91 41522.47 12:39:01 AM 116.83 1.08 115.74 75.31 12210.45 12:40:01 AM 33.92 0.42 33.51 64.78 2587.80 12:41:01 AM 84.42 9.41 75.01 1681.56 8295.47 12:42:01 AM 12.75 0.05 12.70 4.80 1125.89 12:43:01 AM 2.15 0.02 2.13 0.93 92.65 12:44:01 AM 32.63 0.63 31.99 73.19 1819.38 Average: 72.83 23.85 48.97 2378.74 9666.01 12:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5265092 6971808 2617340 33.20 2688 1891660 873612 9.78 223036 2083524 216680 12:39:01 AM 5127940 6974288 2754492 34.94 2688 2021912 822476 9.21 198868 2200756 40752 12:40:01 AM 5097212 6998380 2785220 35.33 2688 2074152 805604 9.02 228468 2197444 48772 12:41:01 AM 4852288 6967540 3030144 38.44 2688 2281240 744896 8.34 267000 2376120 24996 12:42:01 AM 4808232 6923788 3074200 39.00 2688 2281656 820764 9.19 267360 2417988 152 12:43:01 AM 4789416 6910120 3093016 39.24 2688 2286796 820764 9.19 267620 2436624 4624 12:44:01 AM 4955752 6896272 2926680 37.13 2688 2113368 811912 9.09 472552 2095064 10108 Average: 4985133 6948885 2897299 36.76 2688 2135826 814290 9.12 274986 2258217 49441 12:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 340.95 204.30 1739.52 62.08 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 78.19 60.70 878.20 9.60 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 16.29 12.91 23.26 4.80 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 238.43 179.41 363.59 38.53 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 16.86 10.01 4.45 1.21 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 86.44 78.00 64.68 12.14 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 49.79 37.41 92.70 43.02 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 118.15 83.26 452.39 24.48 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) 02/08/2026 _x86_64_ (2 CPU) 00:36:50 LINUX RESTART (2 CPU) 12:37:01 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 52.89 0.05 10.95 1.97 0.10 34.05 12:38:01 AM 0 59.96 0.08 11.29 1.96 0.10 26.61 12:38:01 AM 1 45.87 0.02 10.60 1.97 0.10 41.45 12:39:01 AM all 26.40 0.00 4.22 0.87 0.07 68.43 12:39:01 AM 0 31.58 0.00 4.47 0.97 0.07 62.92 12:39:01 AM 1 21.23 0.00 3.98 0.78 0.08 73.92 12:40:01 AM all 19.82 0.00 3.01 0.23 0.09 76.85 12:40:01 AM 0 24.98 0.00 3.32 0.30 0.10 71.30 12:40:01 AM 1 14.66 0.00 2.70 0.15 0.08 82.41 12:41:01 AM all 26.62 0.00 5.49 0.67 0.07 67.15 12:41:01 AM 0 34.43 0.00 5.60 0.75 0.07 59.15 12:41:01 AM 1 18.81 0.00 5.38 0.58 0.08 75.15 12:42:01 AM all 1.72 0.00 0.26 0.12 0.06 97.85 12:42:01 AM 0 0.63 0.00 0.20 0.10 0.05 99.02 12:42:01 AM 1 2.81 0.00 0.32 0.13 0.07 96.67 12:43:01 AM all 7.53 0.00 0.44 0.01 0.08 91.94 12:43:01 AM 0 6.59 0.00 0.24 0.02 0.08 93.07 12:43:01 AM 1 8.46 0.00 0.64 0.00 0.08 90.81 12:44:01 AM all 27.02 0.00 3.76 0.13 0.08 69.00 12:44:01 AM 0 27.94 0.00 3.55 0.13 0.08 68.29 12:44:01 AM 1 26.10 0.00 3.97 0.13 0.08 69.71 Average: all 23.16 0.01 4.02 0.57 0.08 72.16 Average: 0 26.60 0.01 4.10 0.60 0.08 68.61 Average: 1 19.73 0.00 3.95 0.54 0.08 75.70