---> uname -a: Linux prd-centos7-docker-2c-1g-4423.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 9.1G 31G 23% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 742 2022 16 5056 6763 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:56:b7:e6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.66/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe56:b7e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:99:6d:e0 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) 03/24/2026 _x86_64_ (2 CPU) 07:14:52 AM LINUX RESTART 07:15:01 AM tps rtps wtps bread/s bwrtn/s 07:16:01 AM 377.85 94.79 283.06 7835.37 49331.01 07:17:01 AM 583.99 10.54 573.45 2599.60 16397.39 07:18:01 AM 696.94 1.97 694.97 194.37 87026.86 Average: 552.93 35.77 517.16 3543.17 50920.33 07:15:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:16:01 AM 5059188 2949728 36.83 2620 2154972 988720 10.92 874280 1753640 253136 07:17:01 AM 4736404 3272512 40.86 2620 2523556 870468 9.61 877592 1997192 141124 07:18:01 AM 2111924 5896992 73.63 2620 4898144 935156 10.32 1366488 3930516 609588 Average: 3969172 4039744 50.44 2620 3192224 931448 10.28 1039453 2560449 334616 07:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:16:01 AM eth0 558.62 373.09 5113.40 77.21 0.00 0.00 0.00 07:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 AM eth0 93.80 77.86 1589.65 17.77 0.00 0.00 0.00 07:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 AM eth0 1130.61 833.57 37715.91 63.61 0.00 0.00 0.00 07:18:01 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 07:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 594.37 428.19 14807.05 52.87 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) 03/24/2026 _x86_64_ (2 CPU) 07:14:52 AM LINUX RESTART 07:15:01 AM CPU %user %nice %system %iowait %steal %idle 07:16:01 AM all 40.02 0.00 8.28 9.38 0.11 42.21 07:16:01 AM 0 30.70 0.00 7.00 9.22 0.10 52.98 07:16:01 AM 1 49.57 0.00 9.58 9.54 0.11 31.20 07:17:01 AM all 36.48 0.00 6.88 2.70 0.10 53.84 07:17:01 AM 0 17.23 0.00 5.55 2.59 0.10 74.52 07:17:01 AM 1 56.43 0.00 8.29 2.83 0.11 32.35 07:18:01 AM all 38.03 0.00 12.98 4.91 0.11 43.97 07:18:01 AM 0 33.35 0.00 12.64 4.67 0.11 49.23 07:18:01 AM 1 42.76 0.00 13.32 5.14 0.11 38.68 Average: all 38.17 0.00 9.35 5.65 0.11 46.72 Average: 0 26.98 0.00 8.35 5.48 0.10 59.09 Average: 1 49.62 0.00 10.38 5.83 0.11 34.06