---> uname -a: Linux prd-centos8-robot-2c-8g-4372.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 612 4918 19 2166 6786 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:a7:d1:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.12/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fea7:d14e/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) 01/26/2026 _x86_64_ (2 CPU) 01:49:32 LINUX RESTART (2 CPU) 01:50:01 AM tps rtps wtps bread/s bwrtn/s 01:51:01 AM 65.97 17.05 48.93 5246.15 5041.75 01:52:01 AM 102.35 1.08 101.27 75.32 10318.36 01:53:01 AM 36.40 0.38 36.02 64.25 4075.56 01:54:01 AM 63.99 6.97 57.02 1290.05 3539.01 01:55:01 AM 30.61 0.00 30.61 0.00 6251.22 01:56:01 AM 17.28 0.38 16.90 41.86 637.83 01:57:01 AM 28.91 0.52 28.39 63.85 1260.90 Average: 49.36 3.77 45.59 969.33 4446.42 01:50:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 AM 5476320 7017172 2406112 30.52 2688 1733232 741284 8.30 186100 1937132 68556 01:52:01 AM 5138612 6978260 2743820 34.81 2688 2015152 737632 8.26 198700 2194844 99084 01:53:01 AM 5170668 7015212 2711764 34.40 2688 2020328 700996 7.85 223360 2138756 3272 01:54:01 AM 4935076 7031628 2947356 37.39 2688 2262636 659124 7.38 261188 2305960 176412 01:55:01 AM 4929584 7025812 2952848 37.46 2688 2262640 659124 7.38 261188 2306032 4 01:56:01 AM 5047636 6957208 2834796 35.96 2688 2081572 741672 8.30 302580 2168100 26440 01:57:01 AM 5073340 6986296 2809092 35.64 2688 2086088 711468 7.97 462360 1988716 25336 Average: 5110177 7001655 2772255 35.17 2688 2065950 707329 7.92 270782 2148506 57015 01:50:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM eth0 288.00 182.59 1374.17 60.40 0.00 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM eth0 109.88 87.77 1149.00 11.40 0.00 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM eth0 15.19 8.73 6.41 3.77 0.00 0.00 0.00 0.00 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM eth0 230.51 172.44 377.62 42.75 0.00 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 5.85 4.38 1.51 1.33 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 59.54 34.63 79.32 19.01 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 18.33 15.56 14.21 7.89 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 103.92 72.31 429.00 20.94 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) 01/26/2026 _x86_64_ (2 CPU) 01:49:32 LINUX RESTART (2 CPU) 01:50:01 AM CPU %user %nice %system %iowait %steal %idle 01:51:01 AM all 31.65 0.00 4.72 1.55 0.08 62.01 01:51:01 AM 0 33.26 0.00 5.42 1.40 0.07 59.85 01:51:01 AM 1 30.04 0.00 4.01 1.70 0.08 64.16 01:52:01 AM all 35.24 0.00 5.28 2.25 0.15 57.09 01:52:01 AM 0 36.31 0.00 4.83 2.59 0.17 56.10 01:52:01 AM 1 34.16 0.00 5.74 1.90 0.13 58.07 01:53:01 AM all 12.51 0.00 2.03 0.98 0.06 84.43 01:53:01 AM 0 18.72 0.00 2.42 1.20 0.05 77.60 01:53:01 AM 1 6.29 0.00 1.64 0.75 0.07 91.25 01:54:01 AM all 37.40 0.00 6.38 0.74 0.12 55.37 01:54:01 AM 0 43.70 0.00 7.24 0.85 0.12 48.10 01:54:01 AM 1 31.13 0.00 5.52 0.63 0.12 62.61 01:55:01 AM all 0.36 0.00 0.39 0.70 0.04 98.51 01:55:01 AM 0 0.60 0.00 0.43 0.82 0.03 98.12 01:55:01 AM 1 0.12 0.00 0.35 0.58 0.05 98.90 01:56:01 AM all 15.37 0.00 2.15 0.09 0.07 82.32 01:56:01 AM 0 23.61 0.00 2.40 0.13 0.08 73.77 01:56:01 AM 1 7.12 0.00 1.90 0.05 0.05 90.87 01:57:01 AM all 28.54 0.00 3.91 0.18 0.09 67.28 01:57:01 AM 0 35.08 0.00 4.13 0.25 0.08 60.45 01:57:01 AM 1 21.99 0.00 3.68 0.12 0.10 74.11 Average: all 23.02 0.00 3.55 0.93 0.09 72.41 Average: 0 27.34 0.00 3.84 1.04 0.09 67.70 Average: 1 18.70 0.00 3.26 0.82 0.09 77.13