---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1352 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 12G 7.6G 61% / 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 531 2264 0 5179 7145 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:d4:b2:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fed4:b2c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:92:0a:f5 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-1352) 12/21/25 _x86_64_ (4 CPU) 10:10:14 LINUX RESTART (4 CPU) 10:11:01 tps rtps wtps bread/s bwrtn/s 10:12:01 70.85 20.65 50.21 708.02 5468.16 10:13:01 115.58 12.38 103.20 2231.39 49140.02 10:14:01 189.77 1.03 188.73 12.80 88821.20 10:15:01 62.37 0.42 61.96 31.33 4801.07 Average: 109.64 8.62 101.02 745.98 37055.96 10:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:12:01 5776788 7441756 2390640 29.27 51536 1783780 949380 10.30 562172 1640892 142612 10:13:01 4069800 7369012 4097628 50.17 73672 3347464 1191488 12.93 674244 3148992 261396 10:14:01 2394196 7309988 5773232 70.69 141804 4701812 1317432 14.30 821020 4476616 10488 10:15:01 2339792 7331740 5827636 71.35 150124 4760688 1048576 11.38 888832 4456080 8992 Average: 3645144 7363124 4522284 55.37 104284 3648436 1126719 12.23 736567 3430645 105872 10:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 ens3 75.10 59.66 808.97 7.00 0.00 0.00 0.00 0.00 10:13:01 lo 2.33 2.33 0.23 0.23 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 ens3 1786.12 478.59 14586.44 39.00 0.00 0.00 0.00 0.00 10:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 ens3 20.70 13.30 65.77 1.27 0.00 0.00 0.00 0.00 10:15:01 lo 3.20 3.20 0.28 0.28 0.00 0.00 0.00 0.00 10:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 ens3 72.89 79.89 116.99 347.09 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 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 488.78 157.88 3895.15 98.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1352) 12/21/25 _x86_64_ (4 CPU) 10:10:14 LINUX RESTART (4 CPU) 10:11:01 CPU %user %nice %system %iowait %steal %idle 10:12:01 all 19.34 0.00 1.37 2.21 1.73 75.35 10:12:01 0 3.63 0.00 0.38 0.10 0.43 95.46 10:12:01 1 15.84 0.00 1.70 4.21 2.18 76.07 10:12:01 2 32.51 0.00 1.87 1.94 2.50 61.18 10:12:01 3 25.34 0.00 1.51 2.57 1.81 68.77 10:13:01 all 19.73 0.00 4.49 2.75 3.30 69.73 10:13:01 0 10.55 0.00 3.06 0.62 2.20 83.57 10:13:01 1 29.71 0.00 4.56 1.01 3.68 61.04 10:13:01 2 13.16 0.00 5.05 3.86 3.53 74.40 10:13:01 3 25.51 0.00 5.27 5.54 3.78 59.91 10:14:01 all 18.73 0.00 10.66 2.30 3.79 64.51 10:14:01 0 23.51 0.00 9.61 0.10 3.76 63.02 10:14:01 1 11.93 0.00 10.74 0.12 2.61 74.60 10:14:01 2 20.05 0.00 12.63 5.46 4.56 57.30 10:14:01 3 19.50 0.00 9.69 3.56 4.25 63.00 10:15:01 all 19.95 0.00 1.94 1.80 2.29 74.02 10:15:01 0 10.39 0.00 1.84 1.94 1.94 83.90 10:15:01 1 40.78 0.00 2.17 1.36 2.91 52.78 10:15:01 2 3.45 0.00 1.06 2.23 1.88 91.37 10:15:01 3 25.20 0.00 2.70 1.66 2.43 68.01 Average: all 19.44 0.00 4.59 2.27 2.77 70.93 Average: 0 11.97 0.00 3.70 0.69 2.07 81.57 Average: 1 24.60 0.00 4.77 1.68 2.85 66.10 Average: 2 17.27 0.00 5.11 3.36 3.11 71.15 Average: 3 23.91 0.00 4.76 3.32 3.06 64.94