---> uname -a: Linux prd-centos8-robot-2c-8g-8361.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 608 4860 19 2228 6790 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:c1:4e:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.11/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fec1:4ed4/64 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) 02/07/2026 _x86_64_ (2 CPU) 01:54:50 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 201.90 158.71 43.19 14710.25 38418.99 01:57:01 AM 121.96 0.37 121.59 15.59 11484.69 01:58:01 AM 47.14 1.40 45.74 135.98 5585.92 01:59:01 AM 70.89 9.41 61.48 1680.64 3854.97 02:00:01 AM 39.41 0.03 39.38 3.47 6523.20 02:01:01 AM 2.05 0.08 1.97 5.06 65.19 02:02:01 AM 37.35 0.91 36.43 104.20 3128.64 Average: 74.47 24.47 50.00 2384.74 9881.88 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5624388 7109004 2258044 28.65 2688 1679796 686012 7.68 177916 1807944 78756 01:57:01 AM 5147164 7015196 2735268 34.70 2688 2044964 713328 7.99 191212 2202700 167568 01:58:01 AM 5248176 7093504 2634256 33.42 2688 2021112 631872 7.08 219968 2067652 9572 01:59:01 AM 4924788 7037192 2957644 37.52 2688 2278432 662224 7.41 261212 2317080 176380 02:00:01 AM 4921800 7034064 2960632 37.56 2688 2278556 679064 7.60 267124 2310068 4 02:01:01 AM 4898440 7033684 2983992 37.86 2688 2301528 664112 7.44 267796 2332268 22684 02:02:01 AM 5048152 7020884 2834280 35.96 2688 2145284 702176 7.86 489640 1988272 10816 Average: 5116130 7049075 2766302 35.09 2688 2107096 676970 7.58 267838 2146569 66540 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 285.35 167.43 1321.06 55.89 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 121.08 95.82 1454.20 12.82 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 24.71 14.98 75.01 4.65 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 47.32 39.09 342.74 9.69 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 131.09 82.45 34.38 30.15 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 87.60 64.21 382.98 8.45 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 61.81 43.53 120.74 58.96 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 108.53 72.57 534.00 25.73 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) 02/07/2026 _x86_64_ (2 CPU) 01:54:50 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 42.10 0.08 10.51 20.63 0.11 26.57 01:56:01 AM 0 38.72 0.08 10.13 20.41 0.10 30.56 01:56:01 AM 1 45.49 0.08 10.89 20.85 0.12 22.58 01:57:01 AM all 34.48 0.00 5.56 4.17 0.10 55.69 01:57:01 AM 0 17.20 0.00 3.99 3.77 0.08 74.96 01:57:01 AM 1 51.85 0.00 7.15 4.58 0.12 36.32 01:58:01 AM all 18.47 0.00 2.44 3.38 0.09 75.62 01:58:01 AM 0 18.67 0.00 2.40 3.52 0.10 75.30 01:58:01 AM 1 18.26 0.00 2.49 3.24 0.08 75.93 01:59:01 AM all 31.37 0.00 6.25 1.01 0.08 61.29 01:59:01 AM 0 28.10 0.00 5.97 1.06 0.08 64.78 01:59:01 AM 1 34.65 0.00 6.53 0.95 0.08 57.79 02:00:01 AM all 5.82 0.00 1.16 1.64 0.05 91.33 02:00:01 AM 0 3.82 0.00 0.95 2.00 0.05 93.17 02:00:01 AM 1 7.82 0.00 1.37 1.27 0.05 89.49 02:01:01 AM all 7.23 0.00 0.57 0.01 0.06 92.14 02:01:01 AM 0 4.19 0.00 0.47 0.02 0.05 95.27 02:01:01 AM 1 10.25 0.00 0.66 0.00 0.07 89.03 02:02:01 AM all 30.76 0.00 4.54 0.25 0.08 64.36 02:02:01 AM 0 31.54 0.00 4.71 0.27 0.08 63.39 02:02:01 AM 1 29.98 0.00 4.37 0.22 0.08 65.34 Average: all 24.33 0.01 4.44 4.44 0.08 66.70 Average: 0 20.32 0.01 4.09 4.44 0.08 71.06 Average: 1 28.34 0.01 4.78 4.44 0.09 62.34