---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2066 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 798 28560 0 2808 30931 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1d:52:19 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe1d:5219/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:3c:b5:d3 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2066) 12/29/25 _x86_64_ (8 CPU) 12:40:28 LINUX RESTART (8 CPU) 12:41:02 tps rtps wtps bread/s bwrtn/s 12:42:01 338.57 22.34 316.23 734.79 62052.80 12:43:01 138.10 4.12 133.99 102.23 67902.43 12:44:01 59.17 9.43 49.74 498.05 46928.05 Average: 177.72 11.90 165.82 443.39 58944.33 12:41:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:42:01 30023788 31708676 2915432 8.85 77040 1911492 1386724 4.08 851600 1761452 261472 12:43:01 29580732 31503332 3358488 10.20 85344 2129244 1944276 5.72 1065708 1965864 36404 12:44:01 29318360 31734700 3620860 10.99 93368 2607076 1354616 3.99 845360 2434424 1372 Average: 29640960 31648903 3298260 10.01 85251 2215937 1561872 4.60 920889 2053913 99749 12:41:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:42:01 ens3 102.75 73.19 1193.90 27.77 0.00 0.00 0.00 0.00 12:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 12:43:01 ens3 37.44 28.94 447.42 9.27 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 12:44:01 ens3 334.28 235.28 10205.70 21.21 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 158.46 112.68 3964.20 19.37 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 0.71 0.71 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2066) 12/29/25 _x86_64_ (8 CPU) 12:40:28 LINUX RESTART (8 CPU) 12:41:02 CPU %user %nice %system %iowait %steal %idle 12:42:01 all 10.47 0.00 0.91 2.51 0.04 86.07 12:42:01 0 12.01 0.00 1.05 0.27 0.03 86.64 12:42:01 1 14.25 0.00 0.83 5.38 0.03 79.50 12:42:01 2 30.68 0.00 1.83 0.91 0.05 66.53 12:42:01 3 4.55 0.00 1.36 3.62 0.02 90.46 12:42:01 4 7.97 0.00 1.09 8.90 0.03 82.01 12:42:01 5 7.31 0.00 0.58 0.75 0.08 91.28 12:42:01 6 1.43 0.00 0.20 0.08 0.02 98.27 12:42:01 7 5.50 0.00 0.32 0.17 0.02 93.99 12:43:01 all 12.20 0.00 0.47 1.89 0.05 85.39 12:43:01 0 10.68 0.00 0.52 0.28 0.02 88.50 12:43:01 1 17.42 0.00 0.12 6.89 0.05 75.52 12:43:01 2 28.90 0.00 1.12 4.68 0.08 65.22 12:43:01 3 6.22 0.00 0.83 0.85 0.02 92.08 12:43:01 4 16.56 0.00 0.42 0.00 0.12 82.91 12:43:01 5 14.43 0.00 0.43 2.34 0.05 82.75 12:43:01 6 1.82 0.00 0.13 0.00 0.02 98.03 12:43:01 7 1.72 0.00 0.18 0.08 0.02 98.00 12:44:01 all 9.50 0.00 0.69 1.35 0.05 88.42 12:44:01 0 18.18 0.00 4.52 4.95 0.05 72.30 12:44:01 1 4.83 0.00 0.42 0.00 0.02 94.73 12:44:01 2 0.34 0.00 0.12 5.44 0.03 94.07 12:44:01 3 0.37 0.00 0.02 0.13 0.00 99.48 12:44:01 4 5.87 0.00 0.25 0.27 0.13 93.48 12:44:01 5 42.51 0.00 0.07 0.00 0.03 57.39 12:44:01 6 3.42 0.00 0.10 0.00 0.08 96.40 12:44:01 7 0.48 0.00 0.03 0.00 0.02 99.47 Average: all 10.73 0.00 0.69 1.91 0.04 86.63 Average: 0 13.62 0.00 2.03 1.84 0.03 82.47 Average: 1 12.16 0.00 0.45 4.08 0.03 83.28 Average: 2 19.94 0.00 1.02 3.69 0.06 75.30 Average: 3 3.71 0.00 0.73 1.52 0.01 94.03 Average: 4 10.15 0.00 0.58 3.02 0.10 86.16 Average: 5 21.51 0.00 0.36 1.03 0.06 77.05 Average: 6 2.23 0.00 0.15 0.03 0.04 97.56 Average: 7 2.55 0.00 0.18 0.08 0.02 97.17