---> uname -a: Linux prd-centos8-robot-2c-8g-12752.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 610 4914 19 2172 6788 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:51:c9:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.119/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85849sec preferred_lft 85849sec inet6 fe80::f816:3eff:fe51:c99f/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) 02/17/2026 _x86_64_ (2 CPU) 09:07:04 LINUX RESTART (2 CPU) 09:08:01 AM tps rtps wtps bread/s bwrtn/s 09:09:01 AM 124.01 0.40 123.61 16.66 11712.81 09:10:01 AM 42.24 1.38 40.85 135.42 5443.94 09:11:01 AM 65.69 6.96 58.73 1288.64 3759.53 09:12:01 AM 38.31 0.03 38.28 3.47 6468.51 09:13:01 AM 4.67 0.08 4.58 5.86 179.37 09:14:01 AM 2.15 0.00 2.15 0.00 113.50 09:15:01 AM 0.17 0.00 0.17 0.00 1.60 09:16:01 AM 35.81 0.83 34.98 100.78 1583.14 Average: 39.13 1.21 37.92 193.86 3657.86 09:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:09:01 AM 5073592 6946480 2808832 35.63 2688 2049916 779600 8.73 192004 2271884 171756 09:10:01 AM 5219280 7060608 2663144 33.79 2688 2017280 659172 7.38 220032 2093112 9012 09:11:01 AM 4871608 6967472 3010816 38.20 2688 2262160 726544 8.14 254912 2371468 175724 09:12:01 AM 4931156 7026360 2951268 37.44 2688 2262340 665512 7.45 261892 2303436 4 09:13:01 AM 4879292 6976168 3003132 38.10 2688 2264012 737416 8.26 262372 2354488 1236 09:14:01 AM 4864344 6961232 3018080 38.29 2688 2264024 769632 8.62 262372 2370004 20 09:15:01 AM 4927992 7026992 2954432 37.48 2688 2266136 660608 7.40 262772 2306120 2120 09:16:01 AM 5070788 6987836 2811636 35.67 2688 2090404 720668 8.07 466288 1987628 11476 Average: 4979756 6994144 2902668 36.82 2688 2184534 714894 8.00 272830 2257268 46418 09:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 130.17 102.27 1531.59 13.72 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 12.46 9.83 6.95 3.85 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 42.84 35.89 337.95 8.10 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 207.80 145.46 44.43 39.13 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 136.17 129.72 44.32 50.32 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 273.77 273.17 201.07 108.80 0.00 0.00 0.00 0.00 09:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 AM eth0 151.07 139.05 69.45 45.05 0.00 0.00 0.00 0.00 09:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 AM eth0 51.67 36.23 86.39 27.89 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 125.74 108.95 290.28 37.11 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) 02/17/2026 _x86_64_ (2 CPU) 09:07:04 LINUX RESTART (2 CPU) 09:08:01 AM CPU %user %nice %system %iowait %steal %idle 09:09:01 AM all 36.50 0.00 5.38 2.76 0.10 55.26 09:09:01 AM 0 32.99 0.00 5.34 2.10 0.10 59.47 09:09:01 AM 1 40.01 0.00 5.41 3.41 0.10 51.07 09:10:01 AM all 15.97 0.00 2.30 1.74 0.09 79.89 09:10:01 AM 0 7.66 0.00 1.88 1.77 0.10 88.59 09:10:01 AM 1 24.30 0.00 2.72 1.72 0.08 71.18 09:11:01 AM all 30.14 0.00 5.34 0.61 0.10 63.81 09:11:01 AM 0 20.71 0.00 4.53 0.40 0.10 74.26 09:11:01 AM 1 39.58 0.00 6.15 0.82 0.10 53.35 09:12:01 AM all 6.86 0.00 1.67 0.52 0.05 90.90 09:12:01 AM 0 4.28 0.00 1.57 0.49 0.05 93.61 09:12:01 AM 1 9.44 0.00 1.77 0.55 0.05 88.19 09:13:01 AM all 11.63 0.00 0.60 0.02 0.08 87.67 09:13:01 AM 0 2.01 0.00 0.52 0.02 0.08 97.38 09:13:01 AM 1 21.28 0.00 0.69 0.02 0.08 77.93 09:14:01 AM all 22.92 0.00 0.51 0.01 0.13 76.44 09:14:01 AM 0 45.10 0.00 0.87 0.00 0.13 53.90 09:14:01 AM 1 0.80 0.00 0.15 0.02 0.12 98.91 09:15:01 AM all 17.52 0.00 0.52 0.00 0.14 81.81 09:15:01 AM 0 32.62 0.00 0.62 0.00 0.12 66.64 09:15:01 AM 1 2.39 0.00 0.42 0.00 0.17 97.03 09:16:01 AM all 31.90 0.00 4.58 0.21 0.08 63.24 09:16:01 AM 0 22.31 0.00 3.98 0.13 0.07 73.51 09:16:01 AM 1 41.51 0.00 5.18 0.28 0.08 52.95 Average: all 21.69 0.00 2.62 0.73 0.10 74.86 Average: 0 20.95 0.00 2.42 0.61 0.09 75.93 Average: 1 22.44 0.00 2.82 0.85 0.10 73.79