---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2015 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 rep_good nopl xtopology cpuid extd_apicid tsc_known_freq 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 ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.0G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 5373 0 2126 7223 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:30:4c:71 brd ff:ff:ff:ff:ff:ff inet 10.32.6.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe30:4c71/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7a:b3:f3:65 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2015) 12/30/25 _x86_64_ (4 CPU) 06:48:44 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:02 160.86 69.22 91.63 5602.00 40992.92 06:51:01 61.29 4.61 56.69 828.61 8518.56 06:52:01 50.29 8.33 41.96 1473.75 5371.90 Average: 90.98 27.51 63.46 2644.88 18349.06 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 5860600 7423036 2306820 28.24 39536 1701576 969448 10.52 584456 1549444 69068 06:51:01 5618232 7458188 2549188 31.21 59592 1942716 908584 9.86 572148 1770896 123084 06:52:01 5540280 7431396 2627140 32.17 61928 1991900 945416 10.26 644276 1776912 9524 Average: 5673037 7437540 2494383 30.54 53685 1878731 941149 10.21 600293 1699084 67225 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:50:02 ens3 475.20 263.16 1470.11 68.28 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 lo 1.83 1.83 0.16 0.16 0.00 0.00 0.00 0.00 06:51:01 ens3 52.35 44.40 582.48 7.26 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 06:52:01 ens3 17.21 17.05 13.71 7.70 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 182.31 108.56 689.36 27.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2015) 12/30/25 _x86_64_ (4 CPU) 06:48:44 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 20.10 0.00 2.84 5.04 1.20 70.83 06:50:02 0 13.23 0.00 2.05 1.90 1.21 81.61 06:50:02 1 29.18 0.00 3.03 7.98 1.49 58.32 06:50:02 2 15.63 0.00 4.78 2.71 1.05 75.83 06:50:02 3 22.42 0.00 1.50 7.58 1.02 67.47 06:51:01 all 20.88 0.00 1.33 1.78 0.87 75.13 06:51:01 0 1.64 0.00 0.17 0.00 0.22 97.97 06:51:01 1 15.90 0.00 0.86 1.97 1.01 80.25 06:51:01 2 32.28 0.00 2.05 0.46 1.17 64.04 06:51:01 3 33.75 0.00 2.24 4.70 1.10 58.22 06:52:01 all 21.09 0.00 1.17 1.08 0.76 75.90 06:52:01 0 12.65 0.00 1.22 0.45 0.55 85.13 06:52:01 1 23.78 0.00 1.28 1.63 0.83 72.46 06:52:01 2 20.19 0.00 1.17 0.48 0.75 77.41 06:52:01 3 27.71 0.00 1.00 1.75 0.92 68.63 Average: all 20.69 0.00 1.78 2.64 0.94 73.95 Average: 0 9.21 0.00 1.15 0.79 0.66 88.18 Average: 1 22.98 0.00 1.73 3.87 1.11 70.32 Average: 2 22.65 0.00 2.67 1.22 0.99 72.47 Average: 3 27.93 0.00 1.58 4.67 1.01 64.81