---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2037 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 9.3G 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 513 4246 0 3215 7163 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:a2:56:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fea2:56b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:e5:00:bc 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-2037) 12/30/25 _x86_64_ (4 CPU) 12:05:42 LINUX RESTART (4 CPU) 12:06:01 tps rtps wtps bread/s bwrtn/s 12:07:01 159.23 69.33 89.90 5603.60 40247.13 12:08:01 61.52 4.60 56.92 822.80 8572.04 12:09:01 126.90 8.37 118.53 1465.36 53433.49 12:10:01 18.16 1.17 17.00 54.79 1287.65 Average: 91.46 20.87 70.59 1986.79 25885.68 12:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:01 5853092 7387160 2314336 28.34 39076 1674940 996808 10.82 615936 1530932 68428 12:08:01 5597636 7405560 2569792 31.46 58960 1913484 987004 10.71 620988 1749956 119980 12:09:01 4379780 7360288 3787648 46.38 85896 3005432 1024672 11.12 716784 2788264 26400 12:10:01 4346836 7333564 3820592 46.78 87692 3008432 1054752 11.44 748180 2787480 12048 Average: 5044336 7371643 3123092 38.24 67906 2400572 1015809 11.02 675472 2214158 56714 12:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:01 ens3 395.73 216.01 1195.13 65.64 0.00 0.00 0.00 0.00 12:07:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 ens3 49.56 40.49 560.26 6.82 0.00 0.00 0.00 0.00 12:08:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 ens3 790.02 271.67 5941.38 25.57 0.00 0.00 0.00 0.00 12:09:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 12:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 ens3 8.45 10.06 6.13 5.64 0.00 0.00 0.00 0.00 12:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 310.94 134.56 1925.70 25.92 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 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-2037) 12/30/25 _x86_64_ (4 CPU) 12:05:42 LINUX RESTART (4 CPU) 12:06:01 CPU %user %nice %system %iowait %steal %idle 12:07:01 all 20.02 0.00 2.75 5.12 2.65 69.46 12:07:01 0 19.59 0.00 1.81 1.21 2.31 75.08 12:07:01 1 36.92 0.00 3.96 9.77 3.69 45.65 12:07:01 2 7.48 0.00 1.49 5.82 2.61 82.60 12:07:01 3 16.12 0.00 3.76 3.71 1.99 74.42 12:08:01 all 20.44 0.00 1.41 1.98 1.36 74.81 12:08:01 0 30.51 0.00 1.73 0.38 1.53 65.85 12:08:01 1 27.10 0.00 1.72 1.78 2.18 67.22 12:08:01 2 14.16 0.00 1.33 5.68 1.03 77.80 12:08:01 3 9.94 0.00 0.85 0.07 0.68 88.46 12:09:01 all 19.24 0.00 5.25 2.53 3.45 69.53 12:09:01 0 11.75 0.00 5.54 1.55 3.69 77.48 12:09:01 1 43.28 0.00 7.23 1.45 4.40 43.64 12:09:01 2 14.07 0.00 3.06 1.79 2.86 78.23 12:09:01 3 7.98 0.00 5.15 5.35 2.88 78.64 12:10:01 all 18.92 0.00 0.72 0.70 1.28 78.38 12:10:01 0 27.99 0.00 0.93 0.50 1.82 68.77 12:10:01 1 7.09 0.00 0.55 0.13 0.83 91.40 12:10:01 2 26.00 0.00 0.81 1.74 1.69 69.76 12:10:01 3 14.54 0.00 0.65 0.45 0.75 83.62 Average: all 19.66 0.00 2.53 2.58 2.18 73.04 Average: 0 22.44 0.00 2.50 0.91 2.34 71.80 Average: 1 28.58 0.00 3.36 3.29 2.77 62.00 Average: 2 15.42 0.00 1.67 3.76 2.05 77.10 Average: 3 12.15 0.00 2.60 2.39 1.58 81.29