---> uname -a: Linux prd-centos7-docker-2c-1g-5949.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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: 2800.000 BogoMIPS: 5600.00 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 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 retpoline_amd ssbd 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 7.0G 34G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 630 4400 16 2789 6894 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:e4:61:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86218sec preferred_lft 86218sec inet6 fe80::f816:3eff:fee4:61d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5a:67:a9:3d 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/28/2026 _x86_64_ (2 CPU) 01:07:18 PM LINUX RESTART 01:08:01 PM tps rtps wtps bread/s bwrtn/s 01:09:01 PM 175.79 10.86 164.94 2430.90 5877.17 01:10:01 PM 384.26 9.08 375.19 1202.20 35653.84 Average: 280.02 9.97 270.05 1816.60 20764.27 01:08:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:09:01 PM 5291068 2717840 33.94 2620 2044060 888920 9.81 625360 1786084 261152 01:10:01 PM 4545328 3463580 43.25 2620 2724752 927872 10.24 1152448 1963120 1472 Average: 4918198 3090710 38.59 2620 2384406 908396 10.03 888904 1874602 131312 01:08:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:09:01 PM eth0 137.60 95.24 1492.41 25.76 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 PM eth0 699.55 700.65 7859.90 4118.15 0.00 0.00 0.00 01:10:01 PM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 01:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 418.55 397.92 4675.89 2071.78 0.00 0.00 0.00 Average: lo 0.27 0.27 0.06 0.06 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/28/2026 _x86_64_ (2 CPU) 01:07:18 PM LINUX RESTART 01:08:01 PM CPU %user %nice %system %iowait %steal %idle 01:09:01 PM all 36.21 0.00 4.20 3.01 0.03 56.55 01:09:01 PM 0 48.80 0.00 5.37 5.08 0.02 40.73 01:09:01 PM 1 23.71 0.00 3.04 0.95 0.03 72.27 01:10:01 PM all 34.32 0.00 7.34 1.35 0.03 56.97 01:10:01 PM 0 35.92 0.00 7.28 1.03 0.03 55.73 01:10:01 PM 1 32.72 0.00 7.41 1.66 0.02 58.19 Average: all 35.26 0.00 5.77 2.18 0.03 56.76 Average: 0 42.34 0.00 6.33 3.05 0.03 48.25 Average: 1 28.22 0.00 5.23 1.31 0.03 65.21