---> uname -a: Linux prd-centos8-robot-2c-8g-7310.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 618 4901 19 2176 6779 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:d0:b9:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.136/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fed0:b9cb/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) 02/03/2026 _x86_64_ (2 CPU) 03:14:15 LINUX RESTART (2 CPU) 03:15:01 AM tps rtps wtps bread/s bwrtn/s 03:16:01 AM 91.99 4.07 87.92 596.87 6800.47 03:17:02 AM 76.82 1.02 75.80 73.45 10501.33 03:18:01 AM 52.92 7.25 45.67 1332.93 2588.68 03:19:01 AM 53.40 0.22 53.18 43.59 7680.09 03:20:01 AM 4.00 0.08 3.92 5.86 145.98 03:21:01 AM 2.47 0.00 2.47 0.00 127.47 03:22:01 AM 0.20 0.00 0.20 0.00 2.82 03:23:01 AM 34.98 0.83 34.14 100.78 1615.25 Average: 39.57 1.67 37.90 266.95 3684.97 03:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:16:01 AM 5202544 6998424 2679888 34.00 2688 1972660 733468 8.21 186872 2156500 231852 03:17:02 AM 5112196 6968948 2770236 35.14 2688 2032896 748352 8.38 210784 2211240 23976 03:18:01 AM 4886672 6983176 2995760 38.01 2688 2261996 720372 8.07 256036 2357268 192632 03:19:01 AM 4922972 7022592 2959460 37.55 2688 2266076 681044 7.63 260588 2314004 8 03:20:01 AM 4872668 6973952 3009764 38.18 2688 2267740 748840 8.38 261076 2363380 1504 03:21:01 AM 4866460 6967776 3015972 38.26 2688 2267760 765100 8.57 261076 2369596 28 03:22:01 AM 4920260 7023644 2962172 37.58 2688 2269828 663400 7.43 261472 2316200 2080 03:23:01 AM 5073744 6994092 2808688 35.63 2688 2092820 701068 7.85 465268 1983756 11360 Average: 4982190 6991576 2900242 36.79 2688 2178972 720206 8.06 270396 2258993 57930 03:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 97.55 80.86 1066.45 11.29 0.00 0.00 0.00 0.00 03:17:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:02 AM eth0 69.87 51.02 620.58 6.52 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 46.11 37.98 344.78 8.72 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 211.20 153.17 45.33 40.26 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 109.35 99.43 38.62 38.55 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 288.62 287.89 132.93 116.56 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 149.68 143.05 71.11 48.03 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 50.14 35.06 86.54 27.01 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 127.99 111.21 300.70 37.18 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) 02/03/2026 _x86_64_ (2 CPU) 03:14:15 LINUX RESTART (2 CPU) 03:15:01 AM CPU %user %nice %system %iowait %steal %idle 03:16:01 AM all 36.63 0.00 5.47 1.00 0.12 56.79 03:16:01 AM 0 41.99 0.00 6.16 1.17 0.12 50.57 03:16:01 AM 1 31.26 0.00 4.78 0.84 0.12 63.01 03:17:02 AM all 14.25 0.00 2.34 1.88 0.08 81.46 03:17:02 AM 0 19.66 0.00 2.35 1.49 0.07 76.43 03:17:02 AM 1 8.85 0.00 2.32 2.27 0.08 86.48 03:18:01 AM all 30.99 0.00 5.42 0.64 0.08 62.86 03:18:01 AM 0 49.46 0.00 6.70 0.73 0.08 43.03 03:18:01 AM 1 12.58 0.00 4.14 0.56 0.08 82.63 03:19:01 AM all 11.08 0.00 2.17 0.64 0.07 86.04 03:19:01 AM 0 13.80 0.00 2.52 0.62 0.07 82.99 03:19:01 AM 1 8.36 0.00 1.82 0.65 0.07 89.10 03:20:01 AM all 9.23 0.00 0.52 0.03 0.08 90.15 03:20:01 AM 0 2.65 0.00 0.44 0.03 0.10 96.78 03:20:01 AM 1 15.80 0.00 0.60 0.02 0.05 83.53 03:21:01 AM all 23.72 0.00 0.55 0.00 0.13 75.61 03:21:01 AM 0 24.59 0.00 0.55 0.00 0.10 74.76 03:21:01 AM 1 22.84 0.00 0.54 0.00 0.15 76.47 03:22:01 AM all 18.10 0.00 0.46 0.00 0.11 81.33 03:22:01 AM 0 7.33 0.00 0.35 0.00 0.12 92.20 03:22:01 AM 1 28.84 0.00 0.57 0.00 0.10 70.48 03:23:01 AM all 30.76 0.00 4.62 0.14 0.11 64.37 03:23:01 AM 0 41.41 0.00 4.96 0.18 0.10 53.35 03:23:01 AM 1 20.10 0.00 4.27 0.10 0.12 75.41 Average: all 21.84 0.00 2.69 0.54 0.10 74.83 Average: 0 25.10 0.00 3.00 0.53 0.09 71.27 Average: 1 18.58 0.00 2.38 0.55 0.10 78.39