---> uname -a: Linux prd-centos8-robot-2c-8g-5533.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 576 4940 19 2179 6822 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:13:c7:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.38/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe13:c72c/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) 01/29/2026 _x86_64_ (2 CPU) 00:35:19 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 87.82 8.50 79.32 1460.18 6512.16 12:38:01 AM 78.14 1.12 77.02 75.84 10072.48 12:39:01 AM 51.69 7.10 44.59 1310.18 3291.57 12:40:01 AM 68.83 0.22 68.61 43.59 8213.55 12:41:01 AM 4.67 0.07 4.60 4.93 172.24 12:42:01 AM 2.22 0.03 2.18 1.87 123.16 12:43:01 AM 15.98 0.32 15.66 36.92 661.75 12:44:01 AM 32.34 0.52 31.83 63.86 1472.84 Average: 42.71 2.23 40.48 374.67 3815.10 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5214664 7000476 2667768 33.84 2688 1964548 730816 8.18 194588 2142172 239356 12:38:01 AM 5208000 7051588 2674432 33.93 2688 2019736 673332 7.54 209108 2118868 39968 12:39:01 AM 4944904 6988612 2937528 37.27 2688 2212672 731008 8.19 270360 2298444 133188 12:40:01 AM 4964500 7064768 2917932 37.02 2688 2266756 628912 7.04 260808 2273716 28 12:41:01 AM 4921592 7022744 2960840 37.56 2688 2267628 698836 7.82 261272 2316084 736 12:42:01 AM 4915504 7018684 2966928 37.64 2688 2269640 698836 7.82 261420 2322388 1080 12:43:01 AM 5071440 6994440 2810992 35.66 2688 2094856 711168 7.96 306928 2139948 31140 12:44:01 AM 5036060 6963140 2846372 36.11 2688 2100420 744540 8.34 466820 2022304 26360 Average: 5034583 7013056 2847849 36.13 2688 2149532 702181 7.86 278913 2204240 58982 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 241.32 164.50 1574.11 48.90 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 75.72 55.63 623.99 8.41 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 43.53 34.88 338.23 8.33 0.00 0.00 0.00 0.00 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 204.58 151.27 45.82 40.89 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 19.93 13.75 5.45 2.21 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 23.55 21.10 8.19 4.93 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 58.61 42.70 86.24 28.29 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 19.26 17.63 15.02 8.84 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 85.82 62.68 337.15 18.85 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) 01/29/2026 _x86_64_ (2 CPU) 00:35:19 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 40.17 0.00 5.82 1.75 0.14 52.13 12:37:01 AM 0 42.25 0.00 5.43 1.88 0.15 50.29 12:37:01 AM 1 38.07 0.00 6.21 1.62 0.13 53.97 12:38:01 AM all 19.29 0.00 3.24 6.21 0.09 71.17 12:38:01 AM 0 20.87 0.00 3.10 6.08 0.07 69.88 12:38:01 AM 1 17.70 0.00 3.38 6.34 0.12 72.47 12:39:01 AM all 29.11 0.00 4.36 1.20 0.09 65.24 12:39:01 AM 0 40.03 0.00 4.75 1.43 0.10 53.69 12:39:01 AM 1 18.19 0.00 3.97 0.97 0.08 76.79 12:40:01 AM all 18.23 0.00 3.41 1.47 0.08 76.80 12:40:01 AM 0 27.67 0.00 4.14 1.30 0.07 66.82 12:40:01 AM 1 8.82 0.00 2.68 1.63 0.10 86.77 12:41:01 AM all 4.31 0.00 0.40 0.03 0.06 95.21 12:41:01 AM 0 5.54 0.00 0.47 0.02 0.05 93.93 12:41:01 AM 1 3.08 0.00 0.33 0.03 0.07 96.49 12:42:01 AM all 9.98 0.00 0.79 0.01 0.09 89.14 12:42:01 AM 0 12.91 0.00 0.77 0.00 0.08 86.24 12:42:01 AM 1 7.04 0.00 0.80 0.02 0.10 92.04 12:43:01 AM all 21.02 0.00 2.29 0.08 0.09 76.53 12:43:01 AM 0 32.34 0.00 2.41 0.10 0.08 65.07 12:43:01 AM 1 9.70 0.00 2.17 0.05 0.10 87.98 12:44:01 AM all 33.65 0.00 4.08 0.58 0.12 61.57 12:44:01 AM 0 34.29 0.00 4.04 0.61 0.12 60.94 12:44:01 AM 1 33.00 0.00 4.12 0.56 0.12 62.20 Average: all 21.92 0.00 3.04 1.42 0.10 73.52 Average: 0 26.96 0.00 3.13 1.43 0.09 68.38 Average: 1 16.87 0.00 2.95 1.41 0.10 78.67