---> uname -a: Linux prd-centos8-robot-2c-8g-2490.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 596 4932 19 2168 6802 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:40:ba:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.117/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe40:ba3f/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) 01/21/2026 _x86_64_ (2 CPU) 00:35:34 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 113.71 57.88 55.83 7399.67 34747.97 12:38:01 AM 122.26 1.08 121.18 75.31 12244.79 12:39:01 AM 22.68 0.38 22.30 64.26 1699.40 12:40:01 AM 71.21 6.93 64.28 1286.37 4019.43 12:41:01 AM 32.87 0.03 32.84 3.47 6361.58 12:42:01 AM 15.33 0.38 14.95 41.85 548.93 12:43:01 AM 32.94 0.52 32.43 63.86 1425.73 Average: 58.72 9.60 49.11 1276.45 8721.46 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5430548 7008412 2451876 31.11 2688 1770116 762272 8.54 190108 1979120 102148 12:38:01 AM 5155648 6996160 2726776 34.59 2688 2016320 726036 8.13 199036 2178152 46132 12:39:01 AM 5185384 7030940 2697040 34.22 2688 2021500 697244 7.81 223516 2126688 14008 12:40:01 AM 4885796 6984764 2996628 38.02 2688 2266020 716512 8.02 260696 2358572 179036 12:41:01 AM 4942980 7041840 2939444 37.29 2688 2266096 649100 7.27 261460 2294612 4 12:42:01 AM 4949944 6908900 2932480 37.20 2688 2130368 786968 8.81 297252 2270884 61520 12:43:01 AM 5075756 6988404 2806668 35.61 2688 2086060 699824 7.84 462600 1986784 25336 Average: 5089437 6994203 2792987 35.43 2688 2079497 719708 8.06 270667 2170687 61169 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 291.20 194.55 1665.68 59.24 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 77.26 60.25 859.63 9.85 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 16.23 9.20 6.45 3.83 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 45.78 38.42 342.45 9.64 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 145.35 103.60 28.44 27.88 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 61.56 40.10 78.61 22.37 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 18.70 16.81 15.23 8.40 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 93.73 66.14 428.09 20.17 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) 01/21/2026 _x86_64_ (2 CPU) 00:35:34 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 37.24 0.03 6.57 14.44 0.10 41.61 12:37:01 AM 0 41.56 0.02 6.47 13.71 0.10 38.14 12:37:01 AM 1 32.93 0.05 6.67 15.17 0.10 45.08 12:38:01 AM all 34.16 0.00 5.03 3.01 0.11 57.69 12:38:01 AM 0 36.76 0.00 5.39 2.47 0.10 55.28 12:38:01 AM 1 31.57 0.00 4.66 3.55 0.12 60.10 12:39:01 AM all 13.13 0.00 1.91 0.43 0.07 84.45 12:39:01 AM 0 17.47 0.00 1.77 0.60 0.08 80.07 12:39:01 AM 1 8.80 0.00 2.05 0.27 0.05 88.83 12:40:01 AM all 37.68 0.00 6.06 2.29 0.12 53.85 12:40:01 AM 0 43.77 0.00 6.38 2.28 0.12 47.45 12:40:01 AM 1 31.59 0.00 5.74 2.30 0.12 60.26 12:41:01 AM all 0.59 0.00 0.61 0.67 0.03 98.10 12:41:01 AM 0 0.72 0.00 0.60 0.84 0.03 97.81 12:41:01 AM 1 0.45 0.00 0.62 0.50 0.03 98.39 12:42:01 AM all 13.91 0.00 1.97 0.38 0.05 83.70 12:42:01 AM 0 22.22 0.00 2.04 0.72 0.05 74.97 12:42:01 AM 1 5.59 0.00 1.90 0.03 0.05 92.42 12:43:01 AM all 31.84 0.00 4.11 1.04 0.10 62.91 12:43:01 AM 0 43.67 0.00 5.03 1.24 0.10 49.96 12:43:01 AM 1 20.06 0.00 3.19 0.84 0.10 75.82 Average: all 24.09 0.00 3.75 3.17 0.08 68.90 Average: 0 29.46 0.00 3.96 3.12 0.08 63.39 Average: 1 18.72 0.01 3.55 3.23 0.08 74.41