---> uname -a: Linux prd-centos8-robot-2c-8g-8828.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 655 4854 19 2187 6743 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:eb:86:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.151/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:feeb:868f/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) 02/09/2026 _x86_64_ (2 CPU) 01:38:53 LINUX RESTART (2 CPU) 01:40:01 AM tps rtps wtps bread/s bwrtn/s 01:41:01 AM 121.60 0.37 121.24 15.59 11669.55 01:42:01 AM 42.82 1.40 41.42 137.69 5089.15 01:43:01 AM 63.49 6.75 56.74 1246.46 3458.42 01:44:01 AM 42.67 2.70 39.97 436.12 6810.85 01:45:01 AM 5.32 0.07 5.25 4.93 201.38 01:46:01 AM 0.63 0.03 0.60 1.87 84.82 01:47:01 AM 25.21 0.63 24.58 73.18 1181.64 Average: 43.11 1.71 41.40 273.67 4071.39 01:40:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:41:01 AM 5031912 6919576 2850512 36.16 2688 2064348 818400 9.16 196292 2306332 186148 01:42:01 AM 5222860 7064224 2659564 33.74 2688 2017352 656388 7.35 218736 2090256 9016 01:43:01 AM 4851128 6955648 3031296 38.46 2688 2271976 746328 8.36 257632 2393700 185196 01:44:01 AM 4924044 7030628 2958380 37.53 2688 2274188 710340 7.95 266296 2306872 4 01:45:01 AM 4878136 6985940 3004288 38.11 2688 2275448 780912 8.74 266768 2352336 680 01:46:01 AM 4869732 6980392 3012692 38.22 2688 2278304 780912 8.74 266916 2360556 1276 01:47:01 AM 5020048 6950380 2862376 36.31 2688 2103708 770156 8.62 470580 2032764 22392 Average: 4971123 6983827 2911301 36.93 2688 2183618 751919 8.42 277603 2263259 57816 01:40:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 AM eth0 145.80 111.66 1521.25 14.56 0.00 0.00 0.00 0.00 01:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 AM eth0 13.38 8.01 6.58 3.50 0.00 0.00 0.00 0.00 01:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 AM eth0 44.98 34.59 338.31 7.93 0.00 0.00 0.00 0.00 01:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 AM eth0 203.20 145.57 43.90 38.18 0.00 0.00 0.00 0.00 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 28.23 19.58 9.01 3.40 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 23.03 21.46 6.94 5.12 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 65.41 45.32 91.80 30.05 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 74.87 55.18 288.33 14.68 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) 02/09/2026 _x86_64_ (2 CPU) 01:38:53 LINUX RESTART (2 CPU) 01:40:01 AM CPU %user %nice %system %iowait %steal %idle 01:41:01 AM all 36.40 0.00 5.47 2.98 0.10 55.06 01:41:01 AM 0 41.02 0.00 5.66 2.65 0.10 50.57 01:41:01 AM 1 31.77 0.00 5.28 3.31 0.10 59.54 01:42:01 AM all 13.64 0.00 1.89 0.83 0.06 83.58 01:42:01 AM 0 18.23 0.00 2.32 0.98 0.05 78.42 01:42:01 AM 1 9.05 0.00 1.47 0.67 0.07 88.75 01:43:01 AM all 29.21 0.00 5.27 0.64 0.09 64.79 01:43:01 AM 0 33.74 0.00 5.59 0.78 0.08 59.80 01:43:01 AM 1 24.68 0.00 4.95 0.50 0.10 69.77 01:44:01 AM all 7.87 0.00 1.86 0.79 0.07 89.41 01:44:01 AM 0 11.29 0.00 2.09 0.80 0.07 85.75 01:44:01 AM 1 4.44 0.00 1.63 0.79 0.07 93.08 01:45:01 AM all 6.83 0.00 0.62 0.03 0.04 92.49 01:45:01 AM 0 9.49 0.00 0.77 0.03 0.03 89.67 01:45:01 AM 1 4.16 0.00 0.47 0.02 0.05 95.30 01:46:01 AM all 12.43 0.00 0.75 0.01 0.07 86.75 01:46:01 AM 0 13.18 0.00 0.70 0.02 0.07 86.04 01:46:01 AM 1 11.68 0.00 0.80 0.00 0.07 87.45 01:47:01 AM all 24.16 0.00 3.65 0.10 0.08 72.01 01:47:01 AM 0 29.76 0.00 4.16 0.10 0.08 65.90 01:47:01 AM 1 18.57 0.00 3.15 0.10 0.08 78.10 Average: all 18.66 0.00 2.79 0.77 0.07 77.71 Average: 0 22.40 0.00 3.04 0.77 0.07 73.72 Average: 1 14.93 0.00 2.54 0.77 0.08 81.69