---> uname -a: Linux prd-centos8-robot-2c-8g-8862.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 617 4892 19 2187 6781 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:c3:7f:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.61/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85795sec preferred_lft 85795sec inet6 fe80::f816:3eff:fec3:7f2c/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) 02/09/2026 _x86_64_ (2 CPU) 03:13:35 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 128.24 78.54 49.70 8195.00 35591.82 03:16:01 AM 115.58 0.15 115.43 4.00 12003.30 03:17:01 AM 38.14 1.22 36.92 105.03 4189.49 03:18:01 AM 36.29 6.93 29.36 1278.91 2045.83 03:19:01 AM 68.46 2.70 65.76 436.19 7853.21 03:20:01 AM 7.01 0.08 6.93 5.86 497.98 03:21:01 AM 2.17 0.00 2.17 0.00 120.56 03:22:01 AM 0.48 0.00 0.48 0.00 9.83 03:23:01 AM 15.70 0.40 15.30 46.79 639.93 Average: 45.78 10.00 35.78 1119.16 6994.80 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5552904 7069312 2329528 29.55 2688 1709884 700528 7.84 183804 1865784 94928 03:16:01 AM 5072536 6948628 2809896 35.65 2688 2053104 769460 8.62 190960 2272288 137440 03:17:01 AM 5183160 7026960 2699272 34.24 2688 2019572 677108 7.58 216332 2132584 9028 03:18:01 AM 4961556 6968252 2920876 37.06 2688 2177228 739996 8.29 264452 2289144 98844 03:19:01 AM 4914856 7024988 2967576 37.65 2688 2277388 657708 7.36 266128 2318168 9076 03:20:01 AM 4859608 6971304 3022824 38.35 2688 2278976 755336 8.46 266596 2371776 1412 03:21:01 AM 4860548 6972264 3021884 38.34 2688 2278976 735876 8.24 266596 2371300 4 03:22:01 AM 4851076 6962812 3031356 38.46 2688 2278996 754140 8.44 266596 2380760 4 03:23:01 AM 5074064 7003660 2808368 35.63 2688 2102248 686688 7.69 467996 1981376 28412 Average: 5036701 6994242 2845731 36.10 2688 2130708 719649 8.06 265496 2220353 42128 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 258.90 151.63 1211.93 56.61 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 126.05 94.30 1328.41 12.40 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 15.93 7.08 6.36 3.25 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 40.99 35.55 336.06 6.87 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 208.37 146.91 46.81 40.10 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 51.37 40.32 25.82 13.01 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 274.54 273.59 55.21 114.50 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 202.68 201.93 131.01 73.05 0.00 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 63.92 44.78 107.56 25.12 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 138.08 110.68 361.02 38.32 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) 02/09/2026 _x86_64_ (2 CPU) 03:13:35 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 32.16 0.03 7.39 20.12 0.10 40.20 03:15:01 AM 0 37.41 0.02 6.60 22.57 0.10 33.31 03:15:01 AM 1 26.90 0.05 8.17 17.68 0.10 47.10 03:16:01 AM all 33.03 0.00 5.08 8.56 0.13 53.21 03:16:01 AM 0 34.84 0.00 5.42 9.23 0.12 50.39 03:16:01 AM 1 31.22 0.00 4.73 7.88 0.13 56.03 03:17:01 AM all 14.84 0.00 2.14 1.26 0.07 81.70 03:17:01 AM 0 12.27 0.00 2.27 1.52 0.08 83.86 03:17:01 AM 1 17.40 0.00 2.00 1.00 0.05 79.54 03:18:01 AM all 17.99 0.00 3.69 0.82 0.07 77.42 03:18:01 AM 0 24.47 0.00 4.45 1.28 0.08 69.71 03:18:01 AM 1 11.52 0.00 2.93 0.37 0.07 85.11 03:19:01 AM all 19.83 0.00 3.76 1.78 0.07 74.57 03:19:01 AM 0 19.73 0.00 3.80 1.85 0.07 74.55 03:19:01 AM 1 19.92 0.00 3.72 1.70 0.07 74.58 03:20:01 AM all 4.65 0.00 0.57 0.08 0.03 94.67 03:20:01 AM 0 0.55 0.00 0.27 0.08 0.02 99.08 03:20:01 AM 1 8.77 0.00 0.87 0.07 0.05 90.24 03:21:01 AM all 21.63 0.00 0.54 0.05 0.09 77.68 03:21:01 AM 0 43.08 0.00 0.87 0.00 0.12 55.93 03:21:01 AM 1 0.22 0.00 0.22 0.10 0.07 99.40 03:22:01 AM all 25.41 0.00 0.49 0.00 0.10 74.00 03:22:01 AM 0 5.30 0.00 0.28 0.00 0.08 94.33 03:22:01 AM 1 45.59 0.00 0.69 0.00 0.12 53.60 03:23:01 AM all 16.78 0.00 2.94 0.07 0.08 80.13 03:23:01 AM 0 20.86 0.00 3.46 0.07 0.07 75.54 03:23:01 AM 1 12.73 0.00 2.42 0.07 0.08 84.70 Average: all 20.70 0.00 2.96 3.64 0.08 72.62 Average: 0 22.05 0.00 3.05 4.07 0.08 70.76 Average: 1 19.36 0.01 2.86 3.21 0.08 74.48