---> uname -a: Linux prd-centos8-robot-2c-8g-25876.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 604 4905 19 2187 6794 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:2a:86:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.165/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85919sec preferred_lft 85919sec inet6 fe80::f816:3eff:fe2a:86f8/64 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) 03/03/2026 _x86_64_ (2 CPU) 01:52:30 LINUX RESTART (2 CPU) 01:53:01 AM tps rtps wtps bread/s bwrtn/s 01:54:01 AM 101.63 46.52 55.11 6181.01 10444.47 01:55:01 AM 102.37 1.08 101.28 75.31 12316.29 01:56:01 AM 28.88 0.38 28.50 64.26 2633.61 01:57:01 AM 68.79 6.97 61.82 1290.05 6776.59 01:58:01 AM 16.64 0.00 16.64 0.00 2280.69 01:59:01 AM 5.75 0.38 5.37 42.66 244.34 02:00:01 AM 32.37 0.32 32.05 36.86 1430.93 Average: 50.96 7.97 42.99 1101.15 5169.94 01:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 AM 5287040 6988024 2595392 32.93 2688 1887700 773184 8.66 219752 2071032 204776 01:55:01 AM 5131380 6991372 2751052 34.90 2688 2035924 721212 8.08 206684 2193828 40204 01:56:01 AM 5116396 7012516 2766036 35.09 2688 2070416 696568 7.80 235840 2176076 32100 01:57:01 AM 4929152 7044004 2953280 37.47 2688 2281556 642612 7.20 269284 2294140 35912 01:58:01 AM 4935724 7050208 2946708 37.38 2688 2281560 658032 7.37 269288 2294144 4 01:59:01 AM 5071572 7010156 2810860 35.66 2688 2107160 678056 7.59 266460 2173200 5972 02:00:01 AM 5009968 6940680 2872464 36.44 2688 2104112 778840 8.72 471192 2044288 10364 Average: 5068747 7005280 2813685 35.70 2688 2109775 706929 7.92 276929 2178101 47047 01:53:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 316.38 191.29 1674.64 63.53 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 79.42 61.38 889.91 9.39 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 22.31 11.81 9.72 4.66 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 198.28 152.52 366.78 33.42 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 8.91 6.93 2.71 1.96 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 130.00 106.95 1083.13 27.89 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 17.92 14.76 14.47 7.72 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 110.68 78.10 578.67 21.26 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) 03/03/2026 _x86_64_ (2 CPU) 01:52:30 LINUX RESTART (2 CPU) 01:53:01 AM CPU %user %nice %system %iowait %steal %idle 01:54:01 AM all 38.78 0.03 6.38 2.15 0.10 52.57 01:54:01 AM 0 38.00 0.00 5.81 2.04 0.10 54.05 01:54:01 AM 1 39.56 0.05 6.95 2.26 0.10 51.08 01:55:01 AM all 27.62 0.00 4.20 1.51 0.09 66.58 01:55:01 AM 0 24.13 0.00 4.12 1.92 0.08 69.74 01:55:01 AM 1 31.11 0.00 4.27 1.10 0.10 63.42 01:56:01 AM all 18.44 0.00 2.90 0.35 0.07 78.24 01:56:01 AM 0 10.84 0.00 2.49 0.15 0.07 86.46 01:56:01 AM 1 26.03 0.00 3.32 0.55 0.07 70.03 01:57:01 AM all 28.83 0.00 5.39 1.90 0.13 63.76 01:57:01 AM 0 23.54 0.00 5.09 1.66 0.12 69.60 01:57:01 AM 1 34.11 0.00 5.68 2.13 0.13 57.94 01:58:01 AM all 0.46 0.00 0.27 0.37 0.04 98.87 01:58:01 AM 0 0.55 0.00 0.37 0.35 0.03 98.70 01:58:01 AM 1 0.37 0.00 0.17 0.38 0.05 99.03 01:59:01 AM all 7.91 0.00 1.66 0.01 0.07 90.36 01:59:01 AM 0 4.25 0.00 0.94 0.02 0.05 94.75 01:59:01 AM 1 11.59 0.00 2.38 0.00 0.08 85.95 02:00:01 AM all 28.02 0.00 3.35 0.16 0.11 68.36 02:00:01 AM 0 21.89 0.00 2.71 0.19 0.10 75.11 02:00:01 AM 1 34.16 0.00 3.98 0.14 0.12 61.60 Average: all 21.43 0.00 3.45 0.92 0.09 74.11 Average: 0 17.59 0.00 3.08 0.90 0.08 78.35 Average: 1 25.27 0.01 3.82 0.94 0.09 69.87