---> uname -a: Linux prd-centos8-robot-2c-8g-20004.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 8.3G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 624 4854 19 2218 6774 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:9d:79:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.206/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 84424sec preferred_lft 84424sec inet6 fe80::f816:3eff:fe9d:790b/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-20004.novalocal) 02/23/2026 _x86_64_ (2 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 1.01 0.02 0.99 0.13 202.58 12:02:01 AM 0.47 0.07 0.40 1.73 12.13 12:03:01 AM 0.25 0.00 0.25 0.00 7.90 12:04:01 AM 5.95 5.82 0.13 560.97 4.33 12:05:01 AM 3.00 0.00 3.00 0.00 77.47 12:06:01 AM 3.87 0.32 3.55 36.92 207.90 12:07:01 AM 33.53 0.47 33.06 52.90 1590.39 Average: 6.86 0.95 5.91 93.12 300.33 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 4858436 6981256 3023996 38.36 2688 2289852 780640 8.74 276316 2365888 72 12:02:01 AM 4858584 6981628 3023848 38.36 2688 2290068 780640 8.74 276460 2365772 40 12:03:01 AM 4858868 6982052 3023564 38.36 2688 2290200 780640 8.74 276460 2365692 4 12:04:01 AM 4841264 6981440 3041168 38.58 2688 2307160 777860 8.71 278720 2380852 724 12:05:01 AM 4841284 6981612 3041148 38.58 2688 2307312 777860 8.71 278720 2380904 56 12:06:01 AM 5008720 6976364 2873712 36.46 2688 2138352 731204 8.19 280512 2227088 19108 12:07:01 AM 4966860 6946964 2915572 36.99 2688 2153524 792876 8.88 488364 2069536 27280 Average: 4890574 6975902 2991858 37.96 2688 2253781 774531 8.67 307936 2307962 6755 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 5.06 4.45 0.81 1.08 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 4.31 4.13 0.87 1.16 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 4.23 3.93 0.68 0.96 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 5.15 4.83 0.94 1.21 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 4.22 3.92 0.70 1.01 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 47.32 31.69 77.91 45.76 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 17.21 16.04 15.67 8.69 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 12.49 9.85 13.93 8.54 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-20004.novalocal) 02/23/2026 _x86_64_ (2 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 0.89 0.04 0.32 0.05 0.07 98.62 12:01:01 AM 0 0.57 0.02 0.25 0.00 0.08 99.09 12:01:01 AM 1 1.21 0.07 0.40 0.10 0.07 98.16 12:02:01 AM all 0.73 0.00 0.15 0.00 0.08 99.04 12:02:01 AM 0 0.43 0.00 0.15 0.00 0.07 99.35 12:02:01 AM 1 1.03 0.00 0.15 0.00 0.08 98.73 12:03:01 AM all 0.73 0.00 0.11 0.00 0.07 99.10 12:03:01 AM 0 0.67 0.00 0.13 0.00 0.07 99.13 12:03:01 AM 1 0.79 0.00 0.08 0.00 0.07 99.06 12:04:01 AM all 0.73 0.22 0.26 0.11 0.09 98.60 12:04:01 AM 0 0.80 0.13 0.25 0.08 0.10 98.63 12:04:01 AM 1 0.65 0.30 0.27 0.13 0.08 98.56 12:05:01 AM all 0.58 0.00 0.11 0.02 0.08 99.22 12:05:01 AM 0 0.60 0.00 0.10 0.00 0.07 99.23 12:05:01 AM 1 0.55 0.00 0.12 0.03 0.08 99.21 12:06:01 AM all 6.90 0.00 1.35 0.03 0.09 91.62 12:06:01 AM 0 7.44 0.00 1.29 0.05 0.08 91.14 12:06:01 AM 1 6.35 0.00 1.42 0.02 0.10 92.11 12:07:01 AM all 30.27 0.00 3.82 0.16 0.11 65.64 12:07:01 AM 0 31.53 0.00 4.03 0.18 0.12 64.14 12:07:01 AM 1 29.02 0.00 3.60 0.13 0.10 67.15 Average: all 5.84 0.04 0.88 0.05 0.08 93.11 Average: 0 6.02 0.02 0.89 0.05 0.08 92.95 Average: 1 5.66 0.05 0.86 0.06 0.08 93.28