---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-205 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 10G 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 821 29250 0 2095 30923 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:33:5d:69 brd ff:ff:ff:ff:ff:ff inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86238sec preferred_lft 86238sec inet6 fe80::f816:3eff:fe33:5d69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:43:3b:5e 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-205) 12/20/25 _x86_64_ (8 CPU) 00:48:18 LINUX RESTART (8 CPU) 00:49:01 tps rtps wtps bread/s bwrtn/s 00:50:01 158.47 17.41 141.06 338.74 72135.58 Average: 158.47 17.41 141.06 338.74 72135.58 00:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 30059680 31736160 2879540 8.74 79044 1901000 1329732 3.91 823468 1750916 130244 Average: 30059680 31736160 2879540 8.74 79044 1901000 1329732 3.91 823468 1750916 130244 00:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 ens3 126.45 101.48 1335.27 25.35 0.00 0.00 0.00 0.00 00:50:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 126.45 101.48 1335.27 25.35 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.15 0.15 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-205) 12/20/25 _x86_64_ (8 CPU) 00:48:18 LINUX RESTART (8 CPU) 00:49:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 8.69 0.00 0.68 3.61 0.03 86.99 00:50:01 0 2.40 0.00 0.13 1.89 0.02 95.56 00:50:01 1 0.38 0.00 0.13 0.25 0.03 99.20 00:50:01 2 25.25 0.00 1.47 1.70 0.05 71.53 00:50:01 3 9.22 0.00 0.94 5.36 0.03 84.45 00:50:01 4 19.43 0.00 1.20 1.48 0.03 77.86 00:50:01 5 4.69 0.00 0.42 0.18 0.03 94.68 00:50:01 6 1.40 0.00 0.43 17.06 0.02 81.09 00:50:01 7 6.70 0.00 0.70 0.97 0.03 91.59 Average: all 8.69 0.00 0.68 3.61 0.03 86.99 Average: 0 2.40 0.00 0.13 1.89 0.02 95.56 Average: 1 0.38 0.00 0.13 0.25 0.03 99.20 Average: 2 25.25 0.00 1.47 1.70 0.05 71.53 Average: 3 9.22 0.00 0.94 5.36 0.03 84.45 Average: 4 19.43 0.00 1.20 1.48 0.03 77.86 Average: 5 4.69 0.00 0.42 0.18 0.03 94.68 Average: 6 1.40 0.00 0.43 17.06 0.02 81.09 Average: 7 6.70 0.00 0.70 0.97 0.03 91.59