---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4339 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: 2799.998 BogoMIPS: 5599.99 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 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 827 28421 0 2918 30884 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:cc:b5:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fecc:b5e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:23:d0:54 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 inet6 fe80::42:f8ff:fe23:d054/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4339) 10/23/26 _x86_64_ (8 CPU) 05:38:30 LINUX RESTART (8 CPU) 05:39:02 tps rtps wtps bread/s bwrtn/s 05:40:01 304.25 25.98 278.27 832.94 89520.01 05:41:01 182.36 9.05 173.31 1657.85 72236.85 05:42:01 193.48 0.72 192.77 64.26 36354.34 Average: 226.26 11.84 214.43 851.83 65906.26 05:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 29959284 31658624 2979936 9.05 74204 1930664 1426628 4.20 900976 1777172 276996 05:41:01 28899956 31541680 4039264 12.26 94936 2813460 1696264 4.99 1108876 2541200 111416 05:42:01 29096260 31616044 3842960 11.67 124656 2659884 1480640 4.36 1063384 2390964 28708 Average: 29318500 31605449 3620720 10.99 97932 2468003 1534511 4.51 1024412 2236445 139040 05:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 05:40:01 ens3 184.19 106.98 1583.07 39.83 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:41:01 lo 2.80 2.80 0.32 0.32 0.00 0.00 0.00 0.00 05:41:01 veth96fd6b4 136.29 315.34 12.06 4265.04 0.00 0.00 0.00 0.35 05:41:01 ens3 440.05 221.73 5601.57 27.07 0.00 0.00 0.00 0.00 05:41:01 docker0 136.29 315.19 10.20 4265.03 0.00 0.00 0.00 0.00 05:42:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 05:42:01 ens3 82.95 43.23 1011.97 9.43 0.00 0.00 0.00 0.00 05:42:01 docker0 27.40 62.24 2.61 998.28 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 236.03 124.08 2738.78 25.37 0.00 0.00 0.00 0.00 Average: docker0 54.87 126.52 4.30 1764.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4339) 10/23/26 _x86_64_ (8 CPU) 05:38:30 LINUX RESTART (8 CPU) 05:39:02 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 10.05 0.00 0.91 2.32 0.01 86.70 05:40:01 0 1.31 0.00 0.20 0.02 0.00 98.47 05:40:01 1 6.98 0.00 0.76 2.23 0.00 90.03 05:40:01 2 3.27 0.00 0.41 0.10 0.00 96.22 05:40:01 3 47.47 0.00 3.12 1.59 0.03 47.79 05:40:01 4 8.65 0.00 0.80 4.89 0.00 85.66 05:40:01 5 1.83 0.00 0.37 6.13 0.00 91.66 05:40:01 6 3.04 0.00 1.10 3.41 0.00 92.44 05:40:01 7 7.81 0.00 0.58 0.22 0.00 91.39 05:41:01 all 9.20 0.00 1.91 1.05 0.01 87.84 05:41:01 0 7.63 0.00 1.69 0.05 0.02 90.62 05:41:01 1 3.05 0.00 1.27 1.39 0.02 94.27 05:41:01 2 22.38 0.00 3.34 0.65 0.00 73.63 05:41:01 3 8.23 0.00 1.67 1.32 0.00 88.77 05:41:01 4 6.29 0.00 1.81 4.61 0.00 87.29 05:41:01 5 3.30 0.00 1.29 0.13 0.00 95.28 05:41:01 6 12.81 0.00 2.46 0.03 0.02 84.68 05:41:01 7 9.86 0.00 1.72 0.17 0.02 88.23 05:42:01 all 10.78 0.00 2.10 0.58 0.01 86.53 05:42:01 0 7.46 0.00 1.35 0.03 0.00 91.16 05:42:01 1 2.37 0.00 1.74 1.09 0.00 94.81 05:42:01 2 24.06 0.00 4.76 2.24 0.02 68.92 05:42:01 3 7.80 0.00 1.60 0.08 0.00 90.51 05:42:01 4 2.39 0.00 1.69 0.22 0.02 95.68 05:42:01 5 11.83 0.00 1.94 0.90 0.03 85.30 05:42:01 6 7.40 0.00 1.07 0.00 0.00 91.53 05:42:01 7 22.78 0.00 2.69 0.07 0.02 74.45 Average: all 10.01 0.00 1.65 1.31 0.01 87.03 Average: 0 5.49 0.00 1.08 0.03 0.01 93.39 Average: 1 4.12 0.00 1.26 1.56 0.01 93.05 Average: 2 16.66 0.00 2.85 1.00 0.01 79.48 Average: 3 21.04 0.00 2.13 1.00 0.01 75.82 Average: 4 5.76 0.00 1.44 3.23 0.01 89.56 Average: 5 5.67 0.00 1.21 2.37 0.01 90.74 Average: 6 7.78 0.00 1.55 1.14 0.01 89.54 Average: 7 13.53 0.00 1.67 0.15 0.01 84.64