---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-8398 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 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 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 835 27149 0 4182 30876 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:85:3d:2f brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe85:3d2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:df:01:cf 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:aeff:fedf:1cf/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-8398) 11/03/25 _x86_64_ (8 CPU) 09:02:21 LINUX RESTART (8 CPU) 09:03:02 tps rtps wtps bread/s bwrtn/s 09:04:01 220.49 12.78 207.71 1687.31 97911.54 09:05:01 712.23 0.33 711.90 23.46 96475.25 09:06:01 419.16 0.03 419.13 5.60 61802.63 Average: 451.91 4.33 447.58 565.89 85326.57 09:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:04:01 29281076 31706632 3658144 11.11 82372 2632788 1502008 4.42 1200000 2120940 139644 09:05:01 28086204 31672160 4853016 14.73 148204 3586516 1520272 4.47 1081832 3260148 116092 09:06:01 26954516 30673816 5984704 18.17 216332 3630912 1913116 5.63 2134328 3286360 8388 Average: 28107265 31350869 4831955 14.67 148969 3283405 1645132 4.84 1472053 2889149 88041 09:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:04:01 docker0 40.13 102.85 2.22 2553.24 0.00 0.00 0.00 0.00 09:04:01 ens3 263.45 145.09 4464.36 26.33 0.00 0.00 0.00 0.00 09:04:01 lo 3.59 3.59 0.43 0.43 0.00 0.00 0.00 0.00 09:05:01 docker0 235.64 475.25 31.31 3336.22 0.00 0.00 0.00 0.00 09:05:01 ens3 478.42 236.69 3336.67 34.88 0.00 0.00 0.00 0.00 09:05:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:06:01 docker0 10.60 21.10 0.64 443.79 0.00 0.00 0.00 0.00 09:06:01 ens3 21.75 11.28 443.99 1.29 0.00 0.00 0.00 0.00 09:06:01 veth37e3169 10.60 21.25 0.78 443.81 0.00 0.00 0.00 0.04 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 95.77 200.27 11.44 2108.62 0.00 0.00 0.00 0.00 Average: ens3 254.49 130.94 2738.75 20.80 0.00 0.00 0.00 0.00 Average: veth37e3169 3.55 7.12 0.26 148.76 0.00 0.00 0.00 0.01 Average: lo 1.25 1.25 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-8398) 11/03/25 _x86_64_ (8 CPU) 09:02:21 LINUX RESTART (8 CPU) 09:03:02 CPU %user %nice %system %iowait %steal %idle 09:04:01 all 10.09 0.00 1.31 2.24 0.04 86.32 09:04:01 0 3.69 0.00 0.88 0.05 0.02 95.36 09:04:01 1 2.33 0.00 0.66 4.05 0.03 92.92 09:04:01 2 34.28 0.00 2.57 1.19 0.05 61.91 09:04:01 3 24.94 0.00 2.39 1.75 0.05 70.87 09:04:01 4 4.21 0.00 0.78 0.92 0.09 94.01 09:04:01 5 0.95 0.00 1.28 9.73 0.03 88.01 09:04:01 6 2.13 0.00 0.44 0.00 0.03 97.39 09:04:01 7 8.18 0.00 1.46 0.25 0.03 90.08 09:05:01 all 11.55 0.00 2.83 2.09 0.05 83.47 09:05:01 0 21.90 0.00 2.72 0.67 0.07 74.64 09:05:01 1 8.93 0.00 3.13 0.45 0.07 87.42 09:05:01 2 11.28 0.00 3.03 3.64 0.07 81.98 09:05:01 3 8.64 0.00 5.93 2.16 0.07 83.20 09:05:01 4 18.92 0.00 4.43 7.14 0.07 69.44 09:05:01 5 15.27 0.00 2.00 2.67 0.03 80.02 09:05:01 6 7.25 0.00 1.24 0.05 0.05 91.41 09:05:01 7 0.23 0.00 0.17 0.00 0.02 99.58 09:06:01 all 20.37 0.00 3.84 1.02 0.06 74.72 09:06:01 0 20.66 0.00 3.73 0.52 0.05 75.04 09:06:01 1 25.48 0.00 4.54 0.12 0.03 69.83 09:06:01 2 26.65 0.00 3.38 0.74 0.05 69.19 09:06:01 3 24.89 0.00 3.36 0.25 0.05 71.45 09:06:01 4 14.87 0.00 3.45 0.76 0.07 80.86 09:06:01 5 12.15 0.00 5.46 5.34 0.07 76.98 09:06:01 6 21.04 0.00 4.03 0.22 0.08 74.62 09:06:01 7 17.19 0.00 2.79 0.17 0.05 79.80 Average: all 14.01 0.00 2.66 1.78 0.05 81.49 Average: 0 15.47 0.00 2.45 0.42 0.04 81.62 Average: 1 12.29 0.00 2.79 1.53 0.04 83.36 Average: 2 24.03 0.00 2.99 1.86 0.06 71.07 Average: 3 19.48 0.00 3.90 1.38 0.06 75.18 Average: 4 12.71 0.00 2.90 2.95 0.07 81.37 Average: 5 9.51 0.00 2.92 5.89 0.04 81.64 Average: 6 10.14 0.00 1.91 0.09 0.06 87.81 Average: 7 8.51 0.00 1.47 0.14 0.03 89.85