---> uname -a: Linux prd-centos8-robot-2c-8g-25827.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 594 4910 19 2192 6805 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:07:65:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.215/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85878sec preferred_lft 85878sec inet6 fe80::f816:3eff:fe07:6526/64 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) 00:38:31 LINUX RESTART (2 CPU) 12:39:01 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 73.45 16.81 56.64 5242.18 5860.42 12:41:01 AM 92.44 1.08 91.36 75.28 11618.97 12:42:01 AM 34.91 0.42 34.49 64.78 2829.34 12:43:01 AM 73.87 6.93 66.94 1289.52 7937.03 12:44:01 AM 13.95 0.07 13.88 4.93 1181.84 12:45:01 AM 4.33 0.03 4.30 1.87 190.39 12:46:01 AM 6.73 0.32 6.41 36.92 279.54 12:47:01 AM 30.66 0.52 30.14 63.85 1540.42 Average: 41.29 3.27 38.02 847.47 3930.02 12:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 5386308 7075148 2496124 31.67 2688 1871796 664160 7.44 186432 1991092 184576 12:41:01 AM 5140068 6997544 2742364 34.79 2688 2033416 705416 7.90 207640 2183476 40196 12:42:01 AM 5105256 7023504 2777176 35.23 2688 2091528 687588 7.70 237340 2180676 54300 12:43:01 AM 4939404 7051512 2943028 37.34 2688 2279044 627548 7.03 269924 2286420 25528 12:44:01 AM 4899012 7011524 2983420 37.85 2688 2279616 690948 7.74 270316 2329208 192 12:45:01 AM 4894508 7008136 2987924 37.91 2688 2280724 690948 7.74 270528 2333812 24 12:46:01 AM 4995552 6974552 2886880 36.62 2688 2150012 700820 7.85 310212 2211376 56988 12:47:01 AM 5126220 7066892 2756212 34.97 2688 2113884 644320 7.21 476628 1921756 25524 Average: 5060791 7026102 2821641 35.80 2688 2137502 676468 7.57 278628 2179727 48416 12:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 313.89 207.93 1691.60 59.74 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 72.92 52.55 869.64 9.12 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 20.23 13.81 25.74 5.09 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 228.80 169.61 356.94 46.30 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 17.49 10.41 4.29 1.29 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 23.66 20.51 8.09 3.93 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 65.16 48.17 86.31 31.32 0.00 0.00 0.00 0.00 12:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 AM eth0 21.33 16.28 15.45 8.10 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 95.44 67.41 382.30 20.61 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) 00:38:31 LINUX RESTART (2 CPU) 12:39:01 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 41.88 0.00 6.31 2.18 0.12 49.51 12:40:01 AM 0 38.31 0.00 6.65 1.96 0.12 52.97 12:40:01 AM 1 45.45 0.00 5.97 2.41 0.12 46.06 12:41:01 AM all 26.15 0.00 4.32 2.59 0.13 66.81 12:41:01 AM 0 27.46 0.00 4.54 1.70 0.12 66.18 12:41:01 AM 1 24.85 0.00 4.09 3.48 0.13 67.44 12:42:01 AM all 21.90 0.00 3.59 0.30 0.10 74.11 12:42:01 AM 0 11.90 0.00 3.05 0.22 0.10 84.73 12:42:01 AM 1 31.93 0.00 4.13 0.38 0.10 63.46 12:43:01 AM all 27.24 0.00 5.62 0.99 0.13 66.02 12:43:01 AM 0 22.89 0.00 5.24 0.88 0.13 70.85 12:43:01 AM 1 31.60 0.00 6.01 1.10 0.12 61.17 12:44:01 AM all 2.26 0.00 0.37 0.20 0.06 97.11 12:44:01 AM 0 1.44 0.00 0.28 0.18 0.05 98.05 12:44:01 AM 1 3.09 0.00 0.45 0.22 0.07 96.18 12:45:01 AM all 8.49 0.00 0.88 0.05 0.10 90.48 12:45:01 AM 0 10.89 0.00 1.19 0.02 0.10 87.81 12:45:01 AM 1 6.10 0.00 0.57 0.08 0.10 93.15 12:46:01 AM all 18.64 0.00 2.12 0.08 0.09 79.05 12:46:01 AM 0 9.16 0.00 1.45 0.03 0.08 89.27 12:46:01 AM 1 28.16 0.00 2.80 0.13 0.10 68.81 12:47:01 AM all 28.70 0.00 4.06 0.28 0.11 66.85 12:47:01 AM 0 24.06 0.00 3.92 0.12 0.10 71.80 12:47:01 AM 1 33.33 0.00 4.20 0.45 0.12 61.91 Average: all 21.91 0.00 3.41 0.84 0.10 73.74 Average: 0 18.26 0.00 3.29 0.64 0.10 77.71 Average: 1 25.56 0.00 3.53 1.03 0.11 69.77