---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1192 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 3.9G 0 3.9G 0% /dev tmpfs 798M 700K 797M 1% /run /dev/vda1 20G 9.6G 9.7G 50% / 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: 7976 504 4473 0 2997 7178 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:d9:10:a2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fed9:10a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:8e:01:8e 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-1192) 12/19/25 _x86_64_ (4 CPU) 22:32:45 LINUX RESTART (4 CPU) 22:33:01 tps rtps wtps bread/s bwrtn/s 22:34:01 156.57 69.37 87.20 5624.80 39868.71 22:35:01 61.49 0.12 61.37 21.46 9574.80 22:36:01 191.85 131.29 60.56 7063.76 21968.21 22:37:01 80.72 29.71 51.01 1390.97 13409.23 Average: 122.66 57.62 65.03 3525.25 21205.24 22:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:34:01 5881928 7410104 2285500 27.98 38192 1669824 1003116 10.88 591744 1525004 69240 22:35:01 5577796 7365140 2589632 31.71 58100 1894448 1041916 11.31 649868 1740552 115992 22:36:01 4858560 7436596 3308868 40.51 74380 2648064 932380 10.12 1016732 2049232 241184 22:37:01 4601712 7365928 3565716 43.66 77084 2830228 996028 10.81 1153988 2166920 27128 Average: 5229999 7394442 2937429 35.97 61939 2260641 993360 10.78 853083 1870427 113386 22:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:34:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 ens3 386.44 177.75 1122.09 61.52 0.00 0.00 0.00 0.00 22:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 ens3 60.42 50.46 681.03 5.93 0.00 0.00 0.00 0.00 22:36:01 lo 2.60 2.60 0.26 0.26 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 ens3 326.38 233.54 1777.36 80.05 0.00 0.00 0.00 0.00 22:37:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 ens3 276.94 178.45 2273.66 24.83 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 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: ens3 262.54 160.05 1463.54 43.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1192) 12/19/25 _x86_64_ (4 CPU) 22:32:45 LINUX RESTART (4 CPU) 22:33:01 CPU %user %nice %system %iowait %steal %idle 22:34:01 all 18.32 0.00 2.76 5.28 2.51 71.13 22:34:01 0 21.63 0.00 2.63 4.02 2.81 68.91 22:34:01 1 15.37 0.00 1.78 5.89 2.09 74.88 22:34:01 2 12.83 0.00 4.60 4.40 2.73 75.44 22:34:01 3 23.46 0.00 2.04 6.80 2.42 65.27 22:35:01 all 19.24 0.00 1.05 2.25 1.17 76.29 22:35:01 0 66.04 0.00 2.91 0.93 2.87 27.25 22:35:01 1 1.73 0.00 0.22 0.00 0.25 97.80 22:35:01 2 4.17 0.00 0.63 6.93 1.04 87.23 22:35:01 3 5.01 0.00 0.47 1.13 0.48 92.91 22:36:01 all 27.30 1.57 5.89 8.18 5.20 51.86 22:36:01 0 22.47 6.27 5.65 8.65 5.09 51.87 22:36:01 1 24.44 0.02 5.70 7.55 4.70 57.60 22:36:01 2 22.95 0.00 5.96 8.60 5.46 57.03 22:36:01 3 39.38 0.00 6.24 7.92 5.56 40.90 22:37:01 all 27.68 0.00 1.57 2.15 3.00 65.59 22:37:01 0 49.26 0.00 1.70 1.98 3.75 43.30 22:37:01 1 20.55 0.00 1.42 2.82 2.87 72.34 22:37:01 2 17.85 0.00 2.06 3.49 2.79 73.81 22:37:01 3 23.02 0.00 1.10 0.30 2.57 73.01 Average: all 23.14 0.39 2.82 4.47 2.97 66.20 Average: 0 39.82 1.57 3.22 3.90 3.63 47.85 Average: 1 15.55 0.00 2.28 4.07 2.48 75.60 Average: 2 14.47 0.00 3.32 5.86 3.01 73.34 Average: 3 22.75 0.00 2.46 4.04 2.76 67.98