---> uname -a: Linux prd-centos8-robot-2c-8g-2476.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 612 4885 19 2199 6786 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:0f:38:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.211/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85667sec preferred_lft 85667sec inet6 fe80::f816:3eff:fe0f:38cd/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-2476.novalocal) 11/30/2025 _x86_64_ (2 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 5.06 0.23 4.83 11.86 358.08 12:02:01 AM 0.85 0.07 0.78 1.73 112.32 12:03:01 AM 0.30 0.00 0.30 0.00 44.39 12:04:01 AM 0.27 0.00 0.27 0.00 32.34 12:05:01 AM 0.20 0.00 0.20 0.00 39.95 12:06:01 AM 7.47 0.32 7.15 36.93 232.99 12:07:01 AM 34.16 0.53 33.63 63.96 1818.89 Average: 6.90 0.16 6.74 16.36 377.06 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 4880496 6992248 3001936 38.08 2688 2278116 739764 8.28 267172 2347332 1608 12:02:01 AM 4879164 6992312 3003268 38.10 2688 2279520 756812 8.47 267328 2348756 4 12:03:01 AM 4877368 6991800 3005064 38.12 2688 2280852 778616 8.72 267332 2350424 100 12:04:01 AM 4874836 6990204 3007596 38.16 2688 2281788 778616 8.72 267344 2352700 188 12:05:01 AM 4871056 6987860 3011376 38.20 2688 2283176 762244 8.53 267388 2356700 452 12:06:01 AM 4954428 6934376 2928004 37.15 2688 2150204 746684 8.36 307756 2251360 59024 12:07:01 AM 5056496 7000788 2825936 35.85 2688 2117132 684760 7.67 473888 1991764 25104 Average: 4913406 6984227 2969026 37.67 2688 2238684 749642 8.39 302601 2285577 12354 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 108.03 97.77 24.43 8.60 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 34.47 34.58 6.96 3.54 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 33.23 34.11 6.51 3.35 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 15.70 16.05 3.11 1.65 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 39.40 38.37 8.81 4.49 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 61.97 41.21 94.90 57.40 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 17.26 15.51 14.68 7.82 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 44.29 39.66 22.77 12.41 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-2476.novalocal) 11/30/2025 _x86_64_ (2 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 8.81 0.03 0.95 0.03 0.08 90.11 12:01:01 AM 0 9.46 0.00 0.76 0.03 0.07 89.68 12:01:01 AM 1 8.15 0.05 1.14 0.03 0.08 90.54 12:02:01 AM all 4.01 0.00 0.32 0.02 0.08 95.58 12:02:01 AM 0 1.74 0.00 0.30 0.02 0.07 97.88 12:02:01 AM 1 6.30 0.00 0.33 0.02 0.08 93.27 12:03:01 AM all 4.21 0.00 0.31 0.00 0.08 95.41 12:03:01 AM 0 4.33 0.00 0.35 0.00 0.07 95.25 12:03:01 AM 1 4.08 0.00 0.27 0.00 0.08 95.56 12:04:01 AM all 2.64 0.00 0.26 0.00 0.08 97.02 12:04:01 AM 0 3.63 0.00 0.30 0.00 0.08 95.99 12:04:01 AM 1 1.66 0.00 0.22 0.00 0.08 98.04 12:05:01 AM all 5.29 0.00 0.37 0.00 0.09 94.25 12:05:01 AM 0 3.71 0.00 0.30 0.00 0.08 95.90 12:05:01 AM 1 6.86 0.00 0.44 0.00 0.10 92.60 12:06:01 AM all 11.60 0.00 1.56 0.05 0.08 86.70 12:06:01 AM 0 13.24 0.00 1.57 0.07 0.08 85.04 12:06:01 AM 1 9.96 0.00 1.55 0.03 0.08 88.36 12:07:01 AM all 32.70 0.00 4.46 0.14 0.08 62.62 12:07:01 AM 0 47.03 0.00 4.78 0.18 0.08 47.93 12:07:01 AM 1 18.38 0.00 4.13 0.10 0.08 77.30 Average: all 9.91 0.00 1.18 0.03 0.08 88.80 Average: 0 11.89 0.00 1.20 0.04 0.08 86.79 Average: 1 7.92 0.01 1.16 0.03 0.09 90.80