---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1224 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: 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): 0-3 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 8.9G 11G 47% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 433 1402 0 2108 3252 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:d0:36:9d brd ff:ff:ff:ff:ff:ff inet 10.32.6.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fed0:369d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:fd:e3:68 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-1224) 07/25/25 _x86_64_ (4 CPU) 00:53:46 LINUX RESTART (4 CPU) 00:54:01 tps rtps wtps bread/s bwrtn/s 00:55:02 152.29 68.92 83.37 5587.60 39601.02 00:56:01 58.11 0.25 57.85 28.32 8973.06 00:57:01 62.42 12.81 49.61 2280.29 5792.23 Average: 91.12 27.48 63.64 2646.32 18172.18 00:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:55:02 1826604 3353792 2212056 54.77 36056 1655896 898356 17.66 538120 1513804 54780 00:56:01 1576532 3327296 2462128 60.96 55144 1847968 916052 18.01 575272 1701780 69296 00:57:01 1409036 3299148 2629624 65.11 61512 1975792 957976 18.83 664064 1768972 26020 Average: 1604057 3326745 2434603 60.28 50904 1826552 924128 18.17 592485 1661519 50032 00:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:55:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:55:02 ens3 267.91 189.82 1039.98 63.31 0.00 0.00 0.00 0.00 00:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 00:56:01 ens3 59.17 49.40 702.22 7.88 0.00 0.00 0.00 0.00 00:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 00:57:01 ens3 44.14 30.39 115.04 9.94 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 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 124.09 90.09 618.63 27.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1224) 07/25/25 _x86_64_ (4 CPU) 00:53:46 LINUX RESTART (4 CPU) 00:54:01 CPU %user %nice %system %iowait %steal %idle 00:55:02 all 20.16 0.00 2.91 4.67 1.40 70.87 00:55:02 0 17.79 0.00 2.48 6.60 1.28 71.84 00:55:02 1 28.50 0.00 5.30 1.95 1.77 62.48 00:55:02 2 23.71 0.00 2.26 7.99 1.32 64.71 00:55:02 3 10.66 0.00 1.58 2.14 1.21 84.40 00:56:01 all 20.59 0.00 1.18 1.79 0.96 75.48 00:56:01 0 25.36 0.00 1.46 4.59 0.95 67.65 00:56:01 1 18.87 0.00 1.15 0.12 0.76 79.10 00:56:01 2 34.13 0.00 1.72 1.28 1.50 61.36 00:56:01 3 3.98 0.00 0.42 1.15 0.64 93.80 00:57:01 all 20.13 0.00 1.40 1.60 1.02 75.86 00:57:01 0 16.83 0.00 0.68 0.67 0.60 81.22 00:57:01 1 45.82 0.00 2.61 2.39 1.35 47.84 00:57:01 2 7.45 0.00 1.01 1.99 1.10 88.44 00:57:01 3 10.58 0.00 1.24 1.34 1.01 85.82 Average: all 20.29 0.00 1.83 2.69 1.13 74.06 Average: 0 19.96 0.00 1.54 3.95 0.94 73.60 Average: 1 31.12 0.00 3.03 1.49 1.30 63.06 Average: 2 21.70 0.00 1.67 3.76 1.30 71.57 Average: 3 8.43 0.00 1.08 1.55 0.96 87.98