---> uname -a: Linux prd-centos7-docker-4c-4g-8941.novalocal 3.10.0-1160.118.1.el7.x86_64 #1 SMP Wed Apr 24 16:01:50 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 art rep_good nopl extd_apicid eagerfpu 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 rsb_ctxsw ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt nrip_save umip spec_ctrl intel_stibp arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.8G 0 7.8G 0% /dev tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs 7.8G 17M 7.8G 1% /run tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup /dev/vda1 80G 6.1G 74G 8% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15884 766 13019 16 2098 14796 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:03:5e:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.171.238/23 brd 10.30.171.255 scope global dynamic eth0 valid_lft 86248sec preferred_lft 86248sec inet6 fe80::f816:3eff:fe03:5ea7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:9f:ad:ac:28 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 02/09/2026 _x86_64_ (4 CPU) 03:38:46 PM LINUX RESTART 03:39:01 PM tps rtps wtps bread/s bwrtn/s 03:40:02 PM 254.07 29.22 224.85 4999.77 41020.16 03:41:01 PM 333.19 3.42 329.77 1275.12 9817.90 Average: 293.29 16.43 276.86 3153.39 25552.62 03:39:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:02 PM 13570208 2695756 16.57 2620 1879972 1013196 5.85 643048 1669444 148368 03:41:01 PM 13375384 2890580 17.77 2620 2033168 1021912 5.90 827124 1647412 28776 Average: 13472796 2793168 17.17 2620 1956570 1017554 5.88 735086 1658428 88572 03:39:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:40:02 PM eth0 397.35 265.07 1755.39 66.76 0.00 0.00 0.00 03:40:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM eth0 42.46 39.03 248.22 12.18 0.00 0.00 0.00 03:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 221.42 153.02 1008.25 39.70 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 02/09/2026 _x86_64_ (4 CPU) 03:38:46 PM LINUX RESTART 03:39:01 PM CPU %user %nice %system %iowait %steal %idle 03:40:02 PM all 21.40 0.00 4.16 2.89 0.07 71.48 03:40:02 PM 0 15.86 0.00 4.07 3.61 0.05 76.42 03:40:02 PM 1 24.46 0.00 4.06 2.40 0.07 69.01 03:40:02 PM 2 32.24 0.00 5.41 2.94 0.07 59.34 03:40:02 PM 3 13.21 0.00 3.09 2.61 0.09 81.01 03:41:01 PM all 16.95 0.00 1.45 0.74 0.06 80.81 03:41:01 PM 0 12.55 0.00 1.07 0.41 0.05 85.91 03:41:01 PM 1 13.03 0.00 1.44 1.01 0.05 84.47 03:41:01 PM 2 5.94 0.00 1.06 0.72 0.07 92.20 03:41:01 PM 3 37.01 0.00 2.27 0.82 0.07 59.82 Average: all 19.19 0.00 2.81 1.82 0.06 76.12 Average: 0 14.21 0.00 2.57 2.02 0.05 81.14 Average: 1 18.76 0.00 2.75 1.71 0.06 76.72 Average: 2 19.01 0.00 3.22 1.82 0.07 75.87 Average: 3 24.86 0.00 2.69 1.73 0.08 70.64