---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1348 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 696K 797M 1% /run /dev/vda1 20G 9.9G 9.4G 52% / 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 526 4270 0 3178 7150 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:86:c4:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.223/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe86:c4f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:42:cf:89:d0 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-1348) 12/21/25 _x86_64_ (4 CPU) 10:01:47 LINUX RESTART (4 CPU) 10:02:01 tps rtps wtps bread/s bwrtn/s 10:03:02 154.26 69.26 85.00 5609.60 39839.24 10:04:01 52.65 0.24 52.41 25.62 6806.30 10:05:01 164.04 12.85 151.19 2266.16 54229.23 10:06:01 21.43 0.38 21.05 32.66 1718.11 Average: 98.28 20.77 77.52 1991.70 25727.05 10:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:03:02 5893016 7410264 2274412 27.85 36972 1660708 968876 10.51 586668 1517964 56080 10:04:01 5619512 7370712 2547916 31.20 56592 1862208 1016396 11.03 635164 1715380 152352 10:05:01 4430196 7365068 3737232 45.76 87712 2947032 1006600 10.92 737852 2702904 596 10:06:01 4353668 7308904 3813760 46.69 90100 2963760 1072452 11.64 801940 2713184 20632 Average: 5074098 7363737 3093330 37.87 67844 2358427 1016081 11.03 690406 2162358 57415 10:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:03:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:03:02 ens3 426.10 247.66 1139.37 67.03 0.00 0.00 0.00 0.00 10:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 10:04:01 ens3 67.87 55.18 723.31 6.56 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 lo 4.07 4.07 0.39 0.39 0.00 0.00 0.00 0.00 10:05:01 ens3 732.06 276.15 5802.57 224.15 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 10:06:01 ens3 11.78 12.46 10.04 5.95 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 310.46 148.25 1923.82 76.21 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1348) 12/21/25 _x86_64_ (4 CPU) 10:01:47 LINUX RESTART (4 CPU) 10:02:01 CPU %user %nice %system %iowait %steal %idle 10:03:02 all 16.65 0.00 2.82 5.44 2.64 72.45 10:03:02 0 11.46 0.00 3.57 4.10 2.02 78.86 10:03:02 1 23.22 0.00 3.07 6.28 3.28 64.15 10:03:02 2 9.82 0.00 2.45 8.35 2.37 77.01 10:03:02 3 22.07 0.00 2.21 3.03 2.90 69.79 10:04:01 all 19.27 0.00 1.10 2.20 1.38 76.05 10:04:01 0 28.85 0.00 1.08 0.42 1.39 68.26 10:04:01 1 20.37 0.00 1.50 0.35 1.62 76.16 10:04:01 2 11.39 0.00 0.81 7.75 1.54 78.50 10:04:01 3 16.54 0.00 0.98 0.24 0.95 81.30 10:05:01 all 19.05 0.00 5.53 3.38 3.66 68.38 10:05:01 0 20.55 0.00 6.10 3.10 3.58 66.66 10:05:01 1 18.05 0.00 4.02 1.55 3.37 73.01 10:05:01 2 17.75 0.00 6.24 5.91 3.96 66.13 10:05:01 3 19.83 0.00 5.77 2.96 3.74 67.70 10:06:01 all 20.51 0.00 0.87 0.73 1.54 76.35 10:06:01 0 6.62 0.00 0.63 0.50 1.34 90.92 10:06:01 1 19.28 0.00 0.63 0.12 1.51 78.46 10:06:01 2 55.03 0.00 1.95 2.30 2.66 38.07 10:06:01 3 1.21 0.00 0.28 0.00 0.65 97.86 Average: all 18.87 0.00 2.59 2.94 2.31 73.29 Average: 0 16.81 0.00 2.85 2.04 2.09 76.22 Average: 1 20.23 0.00 2.31 2.09 2.45 72.92 Average: 2 23.48 0.00 2.87 6.08 2.64 64.93 Average: 3 14.92 0.00 2.32 1.57 2.07 79.14