---> uname -a: Linux prd-centos7-docker-2c-1g-3898.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 9.1G 31G 23% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 740 2061 16 5019 6765 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:13:94:e8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe13:94e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:55:d1:dd 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) 09/21/2026 _x86_64_ (2 CPU) 01:05:10 PM LINUX RESTART 01:06:01 PM tps rtps wtps bread/s bwrtn/s 01:07:01 PM 512.61 5.70 506.91 2310.86 15428.11 01:08:01 PM 724.20 4.30 719.90 345.58 85518.80 Average: 618.41 5.00 613.41 1328.14 50476.38 01:06:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:07:01 PM 4633064 3375844 42.15 2620 2473784 1031248 11.39 1026084 1957228 155716 01:08:01 PM 2172264 5836644 72.88 2620 4861352 937152 10.35 1230184 4017128 664488 Average: 3402664 4606244 57.51 2620 3667568 984200 10.87 1128134 2987178 410102 01:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:07:01 PM eth0 104.48 71.89 1367.21 15.52 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 1485.30 876.57 39271.07 68.96 0.00 0.00 0.00 01:08:01 PM lo 0.45 0.45 0.10 0.10 0.00 0.00 0.00 01:08:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 794.95 474.26 20320.72 42.24 0.00 0.00 0.00 Average: lo 0.22 0.22 0.05 0.05 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) 09/21/2026 _x86_64_ (2 CPU) 01:05:10 PM LINUX RESTART 01:06:01 PM CPU %user %nice %system %iowait %steal %idle 01:07:01 PM all 36.70 0.00 5.47 2.18 0.03 55.63 01:07:01 PM 0 9.75 0.00 3.71 1.83 0.02 84.70 01:07:01 PM 1 63.72 0.00 7.23 2.54 0.02 26.49 01:08:01 PM all 40.36 0.00 15.18 3.79 0.02 40.65 01:08:01 PM 0 36.82 0.00 14.45 4.12 0.02 44.60 01:08:01 PM 1 43.92 0.00 15.92 3.46 0.02 36.69 Average: all 38.52 0.00 10.29 2.98 0.02 48.19 Average: 0 23.18 0.00 9.04 2.97 0.02 64.79 Average: 1 53.89 0.00 11.55 3.00 0.02 31.56