---> uname -a: Linux prd-centos8-robot-2c-8g-6422.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 588 4921 19 2187 6810 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:8a:59:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.19/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85821sec preferred_lft 85821sec inet6 fe80::f816:3eff:fe8a:59bd/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-6422.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:00 AM tps rtps wtps bread/s bwrtn/s 12:00:01 AM 251.35 0.00 251.35 0.00 9341.44 12:01:01 AM 64.29 6.79 57.50 1246.55 3963.26 12:02:01 AM 38.13 2.70 35.43 436.19 6401.57 12:03:01 AM 4.37 0.00 4.37 0.00 167.22 12:04:01 AM 0.27 0.00 0.27 0.00 4.80 12:05:01 AM 0.27 0.05 0.22 4.80 3.42 12:06:01 AM 16.33 0.42 15.91 47.72 701.88 Average: 21.32 1.66 19.67 288.47 1896.90 12:00:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 AM 5234356 7082700 2648076 33.59 2688 2024016 617064 6.91 221112 2077952 14984 12:01:01 AM 4870240 6973244 3012192 38.21 2688 2268328 702588 7.87 259136 2367308 164144 12:02:01 AM 4935352 7050500 2947080 37.39 2688 2281464 631672 7.07 268360 2292104 24 12:03:01 AM 4935696 7050844 2946736 37.38 2688 2281464 631672 7.07 268364 2292516 8 12:04:01 AM 4936036 7051184 2946396 37.38 2688 2281464 631672 7.07 268364 2292384 4 12:05:01 AM 4890056 7005968 2992376 37.96 2688 2282228 718488 8.04 268692 2337448 608 12:06:01 AM 5094780 7024412 2787652 35.37 2688 2102324 653672 7.32 468764 1958772 24452 Average: 4985217 7034122 2897215 36.76 2688 2217327 655261 7.34 288970 2231212 29175 12:00:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 AM eth0 8.11 2.70 1.96 0.65 0.00 0.00 0.00 0.00 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 43.02 37.29 338.04 8.75 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 591.15 422.83 116.56 92.48 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 3.27 2.10 0.86 0.66 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 3.33 2.08 0.72 0.61 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 48.58 31.04 12.16 3.41 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 114.85 87.42 93.55 29.31 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 133.62 96.82 93.41 22.47 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-6422.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:00 AM CPU %user %nice %system %iowait %steal %idle 12:00:01 AM all 1.36 1.81 8.60 0.45 0.00 87.78 12:00:01 AM 0 1.82 1.82 10.00 0.91 0.00 85.45 12:00:01 AM 1 0.90 1.80 7.21 0.00 0.00 90.09 12:01:01 AM all 28.05 0.00 5.31 0.40 0.07 66.16 12:01:01 AM 0 26.09 0.00 5.67 0.38 0.07 67.79 12:01:01 AM 1 30.01 0.00 4.96 0.42 0.08 64.52 12:02:01 AM all 9.20 0.00 2.43 0.40 0.07 87.90 12:02:01 AM 0 5.91 0.00 2.26 0.52 0.07 91.24 12:02:01 AM 1 12.49 0.00 2.60 0.28 0.07 84.56 12:03:01 AM all 0.25 0.00 0.11 0.01 0.05 99.58 12:03:01 AM 0 0.12 0.00 0.13 0.02 0.07 99.67 12:03:01 AM 1 0.38 0.00 0.08 0.00 0.03 99.50 12:04:01 AM all 0.22 0.00 0.08 0.00 0.05 99.66 12:04:01 AM 0 0.13 0.00 0.10 0.00 0.05 99.72 12:04:01 AM 1 0.30 0.00 0.05 0.00 0.05 99.60 12:05:01 AM all 2.98 0.00 0.40 0.01 0.06 96.56 12:05:01 AM 0 4.77 0.00 0.59 0.02 0.07 94.56 12:05:01 AM 1 1.19 0.00 0.22 0.00 0.05 98.55 12:06:01 AM all 17.11 0.00 3.09 0.07 0.08 79.64 12:06:01 AM 0 17.33 0.00 2.91 0.07 0.08 79.61 12:06:01 AM 1 16.90 0.00 3.28 0.07 0.08 79.68 Average: all 9.62 0.01 1.93 0.15 0.06 88.24 Average: 0 9.05 0.01 1.97 0.17 0.07 88.74 Average: 1 10.19 0.01 1.88 0.13 0.06 87.73