---> uname -a: Linux prd-centos8-robot-2c-8g-8773.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 645 4860 19 2191 6752 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:75:08:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.237/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85770sec preferred_lft 85770sec inet6 fe80::f816:3eff:fe75:842/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-8773.novalocal) 02/09/2026 _x86_64_ (2 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 50.12 1.38 48.74 135.53 6553.71 12:02:01 AM 59.50 6.85 52.66 1250.04 3549.03 12:03:01 AM 48.33 2.70 45.63 436.19 6732.54 12:04:01 AM 4.50 0.08 4.42 5.86 175.41 12:05:01 AM 2.40 0.00 2.40 0.00 125.04 12:06:01 AM 0.13 0.00 0.13 0.00 1.35 12:07:01 AM 0.13 0.02 0.12 0.13 1.17 12:08:01 AM 19.83 0.38 19.44 46.65 900.63 Average: 23.12 1.43 21.69 234.31 2254.84 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 5195204 7042592 2687220 34.09 2688 2023332 728872 8.16 220492 2118892 9024 12:02:01 AM 4864140 6969976 3018284 38.29 2688 2271680 774364 8.67 258904 2375372 158040 12:03:01 AM 4894920 7008832 2987504 37.90 2688 2280308 726296 8.13 267788 2334512 4 12:04:01 AM 4839696 6955280 3042728 38.60 2688 2281980 813340 9.11 268260 2388828 1500 12:05:01 AM 4830752 6946352 3051672 38.71 2688 2281996 828868 9.28 268260 2397768 16 12:06:01 AM 4824892 6940492 3057532 38.79 2688 2281996 828868 9.28 268260 2403912 4 12:07:01 AM 4824560 6941360 3057864 38.79 2688 2283196 844636 9.46 268320 2404112 1208 12:08:01 AM 4952236 6888612 2930188 37.17 2688 2108432 838092 9.38 470596 2101392 25384 Average: 4903300 6961687 2979124 37.79 2688 2226615 797917 8.93 286360 2315598 24398 12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:01:01 AM eth0 42.03 27.07 359.49 6.40 0.00 0.00 0.00 0.00 12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM eth0 41.51 34.12 337.32 7.55 0.00 0.00 0.00 0.00 12:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 AM eth0 211.83 145.96 45.85 33.27 0.00 0.00 0.00 0.00 12:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 AM eth0 92.80 82.97 36.01 31.73 0.00 0.00 0.00 0.00 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 265.33 264.95 123.75 109.89 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 4.18 3.83 71.15 0.25 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 172.46 172.03 91.37 60.48 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 52.97 38.59 84.78 33.86 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 110.39 96.19 143.72 35.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-8773.novalocal) 02/09/2026 _x86_64_ (2 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 17.82 0.03 2.75 1.70 0.11 77.59 12:01:01 AM 0 20.50 0.05 2.94 1.30 0.08 75.13 12:01:01 AM 1 15.14 0.00 2.57 2.10 0.13 80.05 12:02:01 AM all 24.82 0.00 5.04 1.16 0.11 68.87 12:02:01 AM 0 33.67 0.00 6.10 1.40 0.08 58.74 12:02:01 AM 1 15.97 0.00 3.98 0.92 0.13 79.00 12:03:01 AM all 12.48 0.00 2.34 1.11 0.08 83.99 12:03:01 AM 0 17.89 0.00 2.72 1.04 0.08 78.26 12:03:01 AM 1 7.09 0.00 1.97 1.17 0.08 89.69 12:04:01 AM all 8.29 0.00 0.36 0.02 0.09 91.24 12:04:01 AM 0 13.43 0.00 0.49 0.02 0.10 85.97 12:04:01 AM 1 3.16 0.00 0.23 0.02 0.08 96.50 12:05:01 AM all 19.86 0.00 0.51 0.01 0.11 79.52 12:05:01 AM 0 39.03 0.00 0.74 0.00 0.12 60.10 12:05:01 AM 1 0.79 0.00 0.27 0.02 0.10 98.82 12:06:01 AM all 0.53 0.00 0.13 0.00 0.10 99.23 12:06:01 AM 0 0.58 0.00 0.08 0.00 0.08 99.25 12:06:01 AM 1 0.49 0.00 0.18 0.00 0.12 99.21 12:07:01 AM all 23.09 0.00 0.50 0.00 0.17 76.24 12:07:01 AM 0 39.54 0.00 0.68 0.00 0.19 59.60 12:07:01 AM 1 6.81 0.00 0.33 0.00 0.15 92.70 12:08:01 AM all 21.48 0.00 3.15 0.16 0.11 75.10 12:08:01 AM 0 22.81 0.00 2.66 0.13 0.12 74.28 12:08:01 AM 1 20.15 0.00 3.64 0.18 0.10 75.93 Average: all 16.04 0.00 1.85 0.52 0.11 81.47 Average: 0 23.39 0.01 2.05 0.49 0.11 73.96 Average: 1 8.71 0.00 1.65 0.55 0.11 88.97