---> uname -a: Linux prd-centos7-docker-2c-1g-8904.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: 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): 0,1 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 11G 30G 26% / tmpfs 783M 0 783M 0% /run/user/1001 tmpfs 783M 0 783M 0% /run/user/0 ---> free -m: total used free shared buff/cache available Mem: 7821 646 1040 16 6134 6859 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:2f:8b:d9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe2f:8bd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:88:66:2d 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) 05/08/2026 _x86_64_ (2 CPU) 09:00:12 AM LINUX RESTART 09:01:01 AM tps rtps wtps bread/s bwrtn/s 09:02:01 AM 337.72 2.90 334.83 1634.11 11150.10 09:03:01 AM 322.26 8.63 313.63 1014.56 106674.31 09:04:01 AM 111.28 1.80 109.48 170.98 83189.42 Average: 257.09 4.44 252.65 939.92 67001.51 09:01:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 AM 5023668 2985248 37.27 2620 2184808 986908 10.90 788028 1858560 181888 09:03:01 AM 2317072 5691844 71.07 2620 4908796 910940 10.06 1020244 4239328 422676 09:04:01 AM 1111524 6897392 86.12 2620 6045280 927132 10.24 1337556 5094632 9180 Average: 2817421 5191495 64.82 2620 4379628 941660 10.40 1048609 3730840 204581 09:01:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:02:01 AM eth0 101.58 77.55 1434.36 15.54 0.00 0.00 0.00 09:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 AM eth0 1471.13 935.17 50081.40 64.36 0.00 0.00 0.00 09:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 AM eth0 758.65 431.28 23415.16 42.85 0.00 0.00 0.00 09:04:01 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 09:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 777.08 481.31 24975.67 40.91 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 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) 05/08/2026 _x86_64_ (2 CPU) 09:00:12 AM LINUX RESTART 09:01:01 AM CPU %user %nice %system %iowait %steal %idle 09:02:01 AM all 34.83 0.00 3.66 3.52 0.10 57.90 09:02:01 AM 0 54.05 0.00 5.10 4.58 0.13 36.15 09:02:01 AM 1 16.42 0.00 2.29 2.48 0.10 78.70 09:03:01 AM all 37.73 0.00 13.55 6.69 0.13 41.91 09:03:01 AM 0 36.88 0.00 13.39 7.80 0.11 41.82 09:03:01 AM 1 38.58 0.00 13.70 5.59 0.13 42.00 09:04:01 AM all 29.42 0.00 6.16 15.59 0.11 48.73 09:04:01 AM 0 43.02 0.00 6.85 15.43 0.13 34.58 09:04:01 AM 1 16.30 0.00 5.49 15.75 0.09 62.37 Average: all 33.97 0.00 7.73 8.58 0.11 49.60 Average: 0 44.68 0.00 8.44 9.25 0.12 37.52 Average: 1 23.54 0.00 7.05 7.94 0.11 61.37