---> uname -a: Linux prd-centos8-robot-2c-8g-5537.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 580 4940 19 2176 6817 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:8a:7d:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.235/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85959sec preferred_lft 85959sec inet6 fe80::f816:3eff:fe8a:7dc4/64 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) 01/29/2026 _x86_64_ (2 CPU) 00:35:43 LINUX RESTART (2 CPU) 12:36:02 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 210.11 141.42 68.69 14389.56 41350.01 12:38:01 AM 116.34 1.08 115.26 75.31 12327.17 12:39:01 AM 28.44 0.42 28.02 64.78 2445.07 12:40:01 AM 81.41 6.93 74.48 1289.30 8221.74 12:41:01 AM 12.98 0.00 12.98 0.00 1171.41 12:42:01 AM 11.21 0.38 10.83 42.66 346.04 12:43:01 AM 33.46 0.52 32.94 63.85 1458.60 Average: 70.24 21.25 48.98 2246.50 9542.42 12:36:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5318532 7006068 2563892 32.53 2688 1874228 767212 8.59 220936 2036600 199544 12:38:01 AM 5168220 7014684 2714204 34.43 2688 2022248 707844 7.93 198808 2159444 40768 12:39:01 AM 5179724 7062492 2702700 34.29 2688 2056620 658700 7.38 227836 2117776 32088 12:40:01 AM 4949104 7052428 2933320 37.21 2688 2269604 629196 7.05 261392 2281024 26052 12:41:01 AM 4951752 7054908 2930672 37.18 2688 2269608 629196 7.05 261392 2281036 4 12:42:01 AM 4988740 6948500 2893684 36.71 2688 2130268 738176 8.27 297308 2228928 52136 12:43:01 AM 5088016 7009332 2794408 35.45 2688 2093932 694520 7.78 463564 1971188 25324 Average: 5092013 7021202 2790411 35.40 2688 2102358 689263 7.72 275891 2153714 53702 12:36:02 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 332.15 211.32 1697.35 64.09 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 88.54 66.74 879.54 10.24 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 17.03 11.43 7.26 4.49 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 230.29 176.02 378.93 45.65 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 2.50 1.78 0.64 0.33 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 115.01 89.57 1029.31 24.06 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 19.24 16.78 15.68 8.68 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 114.45 81.64 570.00 22.41 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) 01/29/2026 _x86_64_ (2 CPU) 00:35:43 LINUX RESTART (2 CPU) 12:36:02 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 43.56 0.06 10.84 7.00 0.09 38.45 12:37:01 AM 0 36.35 0.07 11.10 6.32 0.10 46.06 12:37:01 AM 1 50.77 0.05 10.59 7.67 0.09 30.84 12:38:01 AM all 29.37 0.00 4.49 1.62 0.08 64.44 12:38:01 AM 0 35.23 0.00 5.37 1.78 0.08 57.53 12:38:01 AM 1 23.51 0.00 3.61 1.45 0.08 71.34 12:39:01 AM all 19.19 0.00 2.84 0.24 0.08 77.65 12:39:01 AM 0 22.94 0.00 3.00 0.15 0.07 73.85 12:39:01 AM 1 15.43 0.00 2.68 0.33 0.10 81.45 12:40:01 AM all 30.84 0.00 5.85 0.90 0.08 62.33 12:40:01 AM 0 40.03 0.00 7.02 1.18 0.08 51.68 12:40:01 AM 1 21.67 0.00 4.68 0.62 0.08 72.96 12:41:01 AM all 0.36 0.00 0.15 0.12 0.05 99.32 12:41:01 AM 0 0.60 0.00 0.17 0.13 0.05 99.05 12:41:01 AM 1 0.12 0.00 0.13 0.10 0.05 99.60 12:42:01 AM all 13.86 0.00 1.93 0.07 0.08 84.06 12:42:01 AM 0 18.20 0.00 2.46 0.08 0.08 79.17 12:42:01 AM 1 9.56 0.00 1.40 0.05 0.08 88.90 12:43:01 AM all 33.31 0.00 4.30 0.14 0.08 62.16 12:43:01 AM 0 43.74 0.00 5.08 0.18 0.08 50.91 12:43:01 AM 1 22.89 0.00 3.51 0.10 0.08 73.41 Average: all 24.31 0.01 4.33 1.42 0.08 69.85 Average: 0 28.15 0.01 4.87 1.39 0.08 65.50 Average: 1 20.48 0.01 3.78 1.45 0.08 74.20