---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4590 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 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 12G 144G 8% / 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 819 27305 0 4042 30891 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:28:2d:98 brd ff:ff:ff:ff:ff:ff inet 10.30.106.16/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe28:2d98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1c:7d:02:14 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::42:1cff:fe7d:214/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4590) 10/23/26 _x86_64_ (8 CPU) 16:37:30 LINUX RESTART (8 CPU) 16:38:02 tps rtps wtps bread/s bwrtn/s 16:39:01 278.57 23.40 255.17 758.39 88880.52 16:40:01 309.23 8.92 300.32 1630.00 72351.54 16:41:01 77.22 0.20 77.02 26.40 70595.83 Average: 221.36 10.77 210.59 805.18 77211.80 16:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 29971408 31677964 2967812 9.01 74380 1937552 1463768 4.31 884492 1783960 284220 16:40:01 28048356 30721272 4890864 14.85 108236 2835156 2988760 8.79 2036068 2470520 129004 16:41:01 27920416 31673016 5018804 15.24 137104 3866084 1682044 4.95 1182876 3435016 92056 Average: 28646727 31357417 4292493 13.03 106573 2879597 2044857 6.02 1367812 2563165 168427 16:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 ens3 140.56 91.90 1464.22 18.37 0.00 0.00 0.00 0.00 16:40:01 veth8a036e8 194.00 258.42 20.53 3617.54 0.00 0.00 0.00 0.30 16:40:01 lo 2.93 2.93 0.28 0.28 0.00 0.00 0.00 0.00 16:40:01 docker0 194.00 258.27 17.88 3617.52 0.00 0.00 0.00 0.00 16:40:01 ens3 402.22 273.45 6380.60 36.63 0.00 0.00 0.00 0.00 16:41:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:41:01 docker0 61.44 79.99 4.35 1087.60 0.00 0.00 0.00 0.00 16:41:01 ens3 151.42 99.42 2324.84 15.18 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 Average: docker0 85.62 113.38 7.45 1577.05 0.00 0.00 0.00 0.00 Average: ens3 231.90 155.27 3400.54 23.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4590) 10/23/26 _x86_64_ (8 CPU) 16:37:30 LINUX RESTART (8 CPU) 16:38:02 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 9.29 0.00 0.82 2.40 0.01 87.48 16:39:01 0 0.32 0.00 0.51 3.10 0.00 96.07 16:39:01 1 28.35 0.00 1.83 0.93 0.02 68.87 16:39:01 2 17.21 0.00 0.98 1.69 0.00 80.12 16:39:01 3 8.33 0.00 0.76 0.10 0.00 90.81 16:39:01 4 16.68 0.00 0.92 9.97 0.00 72.43 16:39:01 5 1.56 0.00 1.29 3.36 0.00 93.79 16:39:01 6 0.95 0.00 0.19 0.08 0.00 98.78 16:39:01 7 0.88 0.00 0.12 0.00 0.00 99.00 16:40:01 all 25.03 0.00 2.31 1.35 0.01 71.30 16:40:01 0 28.00 0.00 2.28 2.72 0.02 66.99 16:40:01 1 28.23 0.00 3.46 5.40 0.03 62.88 16:40:01 2 27.15 0.00 2.70 1.49 0.02 68.65 16:40:01 3 20.68 0.00 1.61 0.18 0.00 77.53 16:40:01 4 27.95 0.00 2.16 0.28 0.02 69.59 16:40:01 5 19.43 0.00 1.86 0.05 0.00 78.66 16:40:01 6 27.23 0.00 2.38 0.52 0.00 69.87 16:40:01 7 21.60 0.00 2.05 0.15 0.02 76.19 16:41:01 all 23.46 0.00 3.01 0.74 0.01 72.78 16:41:01 0 17.97 0.00 2.52 0.13 0.00 79.38 16:41:01 1 30.24 0.00 2.67 3.72 0.02 63.36 16:41:01 2 25.78 0.00 3.71 0.27 0.00 70.24 16:41:01 3 24.62 0.00 3.82 0.10 0.02 71.44 16:41:01 4 27.39 0.00 2.72 0.55 0.02 69.31 16:41:01 5 23.02 0.00 2.75 0.03 0.02 74.19 16:41:01 6 22.76 0.00 3.86 0.03 0.00 73.35 16:41:01 7 15.92 0.00 2.11 1.04 0.00 80.94 Average: all 19.30 0.00 2.06 1.49 0.01 77.14 Average: 0 15.48 0.00 1.77 1.98 0.01 80.76 Average: 1 28.94 0.00 2.66 3.36 0.02 65.02 Average: 2 23.40 0.00 2.47 1.15 0.01 72.98 Average: 3 17.92 0.00 2.07 0.13 0.01 79.88 Average: 4 24.04 0.00 1.94 3.57 0.01 70.44 Average: 5 14.73 0.00 1.97 1.14 0.01 82.16 Average: 6 17.05 0.00 2.15 0.21 0.00 80.59 Average: 7 12.85 0.00 1.43 0.40 0.01 85.32