---> uname -a: Linux prd-centos7-docker-4c-4g-20225.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 781 12991 16 2111 14780 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:8b:3f:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.170.224/23 brd 10.30.171.255 scope global dynamic eth0 valid_lft 86248sec preferred_lft 86248sec inet6 fe80::f816:3eff:fe8b:3fc8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:d5:2a:88:49 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) 02/23/2026 _x86_64_ (4 CPU) 03:38:25 PM LINUX RESTART 03:39:02 PM tps rtps wtps bread/s bwrtn/s 03:40:01 PM 95.77 2.44 93.33 74.64 5343.52 03:41:01 PM 290.76 3.08 287.68 1244.83 9045.21 Average: 194.07 2.76 191.31 664.60 7209.75 03:39:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 PM 13471180 2794784 17.18 2620 1997132 973788 5.62 663700 1729464 231564 03:41:01 PM 13279184 2986780 18.36 2620 2039596 1099680 6.35 918660 1643820 8412 Average: 13375182 2890782 17.77 2620 2018364 1036734 5.99 791180 1686642 119988 03:39:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:40:01 PM eth0 93.06 85.71 1078.02 10.11 0.00 0.00 0.00 03:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM eth0 27.73 26.11 20.67 12.13 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 60.12 55.66 544.95 11.13 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) 02/23/2026 _x86_64_ (4 CPU) 03:38:25 PM LINUX RESTART 03:39:02 PM CPU %user %nice %system %iowait %steal %idle 03:40:01 PM all 17.56 0.00 1.46 0.42 0.07 80.48 03:40:01 PM 0 18.39 0.00 1.38 0.44 0.05 79.74 03:40:01 PM 1 31.06 0.00 2.59 0.46 0.07 65.83 03:40:01 PM 2 10.50 0.00 1.16 0.14 0.09 88.12 03:40:01 PM 3 10.55 0.00 0.78 0.66 0.09 87.93 03:41:01 PM all 18.28 0.00 1.34 0.87 0.07 79.44 03:41:01 PM 0 6.53 0.00 1.13 0.42 0.05 91.87 03:41:01 PM 1 8.56 0.00 1.32 1.17 0.08 88.86 03:41:01 PM 2 27.60 0.00 1.49 0.76 0.07 70.08 03:41:01 PM 3 31.03 0.00 1.45 1.12 0.09 66.32 Average: all 17.92 0.00 1.40 0.64 0.07 79.96 Average: 0 12.36 0.00 1.25 0.43 0.05 85.91 Average: 1 19.60 0.00 1.94 0.82 0.08 77.57 Average: 2 19.04 0.00 1.32 0.45 0.08 79.11 Average: 3 20.74 0.00 1.11 0.88 0.09 77.18