---> uname -a: Linux prd-centos7-docker-2c-1g-18715.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 nrip_save umip spec_ctrl 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 9.2G 31G 23% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 735 1944 16 5140 6770 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:75:26:42 brd ff:ff:ff:ff:ff:ff inet 10.30.106.121/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fe75:2642/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ff:6e:9b:d2 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) 06/21/2026 _x86_64_ (2 CPU) 03:12:10 PM LINUX RESTART 03:13:01 PM tps rtps wtps bread/s bwrtn/s 03:14:01 PM 355.81 5.38 350.43 1842.37 13057.93 03:15:01 PM 744.76 8.66 736.10 1015.29 63968.61 Average: 550.30 7.02 543.28 1428.80 38515.39 03:13:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 PM 4797848 3211060 40.09 2620 2438108 905456 10.00 880140 1951928 261064 03:15:01 PM 2748024 5260884 65.69 2620 4359668 908452 10.03 1077220 3640296 687776 Average: 3772936 4235972 52.89 2620 3398888 906954 10.01 978680 2796112 474420 03:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:14:01 PM eth0 108.14 79.90 1584.52 18.33 0.00 0.00 0.00 03:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 PM eth0 924.45 706.34 30493.76 52.20 0.00 0.00 0.00 03:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 516.33 393.15 16040.34 35.27 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 06/21/2026 _x86_64_ (2 CPU) 03:12:10 PM LINUX RESTART 03:13:01 PM CPU %user %nice %system %iowait %steal %idle 03:14:01 PM all 35.33 0.00 4.00 2.66 0.11 57.89 03:14:01 PM 0 56.57 0.00 5.71 3.23 0.11 34.38 03:14:01 PM 1 15.08 0.00 2.40 2.14 0.14 80.25 03:15:01 PM all 36.42 0.00 12.92 4.14 0.10 46.43 03:15:01 PM 0 35.15 0.00 13.55 5.17 0.11 46.02 03:15:01 PM 1 37.68 0.00 12.28 3.10 0.09 46.84 Average: all 35.87 0.00 8.41 3.39 0.11 52.22 Average: 0 45.84 0.00 9.64 4.20 0.11 40.21 Average: 1 26.11 0.00 7.22 2.61 0.11 63.94