---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20708 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 842 28910 0 2414 30895 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:1c:98:2d brd ff:ff:ff:ff:ff:ff inet 10.30.106.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe1c:982d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bc:c0:cf:ae 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-20708) 12/13/25 _x86_64_ (8 CPU) 23:54:29 LINUX RESTART (8 CPU) 23:55:01 tps rtps wtps bread/s bwrtn/s 23:56:01 203.35 40.76 162.59 1967.27 53083.82 23:57:01 156.66 19.21 137.44 632.69 60329.41 23:58:01 30.71 0.07 30.64 1.07 42470.79 Average: 130.24 20.01 110.23 867.01 51961.34 23:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:56:01 30054372 31677700 2884848 8.76 73132 1858408 1503344 4.42 881392 1708312 217604 23:57:01 27797224 29673512 5141996 15.61 83608 2089636 3751360 11.04 2919596 1902116 5240 23:58:01 27266616 29145036 5672604 17.22 83744 2091332 4224460 12.43 3447852 1903068 160 Average: 28372737 30165416 4566483 13.86 80161 2013125 3159721 9.30 2416280 1837832 74335 23:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:56:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 23:56:01 ens3 330.84 236.94 1859.29 65.39 0.00 0.00 0.00 0.00 23:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:57:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:57:01 ens3 486.85 302.87 2984.79 102.31 0.00 0.00 0.00 0.00 23:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:58:01 ens3 464.76 218.76 122.18 87.39 0.00 0.00 0.00 0.00 23:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 427.48 252.86 1655.42 85.03 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-20708) 12/13/25 _x86_64_ (8 CPU) 23:54:29 LINUX RESTART (8 CPU) 23:55:01 CPU %user %nice %system %iowait %steal %idle 23:56:01 all 10.78 0.00 0.91 3.77 0.04 84.50 23:56:01 0 15.42 0.00 1.19 2.39 0.07 80.94 23:56:01 1 8.64 0.00 0.67 1.03 0.02 89.64 23:56:01 2 2.82 0.00 0.40 0.33 0.02 96.43 23:56:01 3 16.99 0.00 1.17 1.95 0.02 79.87 23:56:01 4 13.07 0.00 1.30 1.77 0.03 83.83 23:56:01 5 11.67 0.00 0.90 14.67 0.05 72.71 23:56:01 6 15.81 0.00 1.37 7.60 0.05 75.17 23:56:01 7 1.80 0.00 0.28 0.50 0.02 97.39 23:57:01 all 23.27 0.00 1.23 1.45 0.06 74.00 23:57:01 0 12.52 0.00 2.09 5.77 0.07 79.56 23:57:01 1 27.30 0.00 2.00 0.03 0.07 70.59 23:57:01 2 36.88 0.00 1.14 0.05 0.07 61.87 23:57:01 3 23.80 0.00 1.32 4.01 0.07 70.79 23:57:01 4 27.59 0.00 1.72 0.79 0.07 69.83 23:57:01 5 17.25 0.00 0.30 0.72 0.03 81.69 23:57:01 6 27.73 0.00 0.38 0.02 0.05 71.82 23:57:01 7 13.12 0.00 0.82 0.22 0.07 85.78 23:58:01 all 17.67 0.00 0.46 0.93 0.05 80.89 23:58:01 0 10.02 0.00 0.55 0.00 0.02 89.41 23:58:01 1 12.78 0.00 0.50 0.00 0.07 86.65 23:58:01 2 15.65 0.00 0.34 2.78 0.05 81.18 23:58:01 3 32.50 0.00 0.47 4.68 0.07 62.29 23:58:01 4 34.75 0.00 0.87 0.02 0.05 64.32 23:58:01 5 17.18 0.00 0.38 0.00 0.05 82.38 23:58:01 6 7.16 0.00 0.30 0.00 0.03 92.51 23:58:01 7 11.31 0.00 0.27 0.00 0.03 88.39 Average: all 17.24 0.00 0.86 2.05 0.05 79.80 Average: 0 12.65 0.00 1.27 2.72 0.05 83.31 Average: 1 16.24 0.00 1.06 0.36 0.05 82.29 Average: 2 18.44 0.00 0.62 1.05 0.04 79.84 Average: 3 24.43 0.00 0.99 3.55 0.05 70.99 Average: 4 25.14 0.00 1.30 0.86 0.05 72.66 Average: 5 15.37 0.00 0.53 5.13 0.04 78.93 Average: 6 16.90 0.00 0.69 2.53 0.04 79.84 Average: 7 8.74 0.00 0.46 0.24 0.04 90.52