---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4964 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 810 27684 0 3672 30900 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:bd:46:1f brd ff:ff:ff:ff:ff:ff inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:febd:461f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:b3:5e:77 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::42:87ff:feb3:5e77/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4964) 09/25/26 _x86_64_ (8 CPU) 07:49:52 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:02 328.01 74.01 254.00 5313.30 111892.97 07:52:01 191.65 9.17 182.48 1679.84 103332.02 07:53:01 223.35 0.63 222.71 69.32 62307.75 Average: 247.98 28.04 219.94 2358.05 92452.16 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:02 30220036 31753224 2719184 8.26 66376 1779744 1401484 4.12 792532 1640680 164036 07:52:01 28021476 30864120 4917744 14.93 104852 3006152 2637896 7.76 1867280 2660628 441176 07:53:01 28407472 31696420 4531748 13.76 145216 3402100 1402004 4.13 1073396 3064532 25588 Average: 28882995 31437921 4056225 12.31 105481 2729332 1813795 5.34 1244403 2455280 210267 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 07:51:02 ens3 341.77 224.51 1708.32 72.30 0.00 0.00 0.00 0.00 07:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 lo 3.19 3.19 0.31 0.31 0.00 0.00 0.00 0.00 07:52:01 ens3 384.04 243.87 7690.69 26.59 0.00 0.00 0.00 0.00 07:52:01 veth30e8eba 127.33 178.97 11.59 3429.91 0.00 0.00 0.00 0.28 07:52:01 docker0 127.33 178.84 9.85 3429.90 0.00 0.00 0.00 0.00 07:53:01 lo 4.00 4.00 0.36 0.36 0.00 0.00 0.00 0.00 07:53:01 ens3 241.69 229.43 2201.36 930.06 0.00 0.00 0.00 0.00 07:53:01 docker0 66.14 84.29 6.80 1068.71 0.00 0.00 0.00 0.00 Average: lo 2.99 2.99 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 322.16 232.54 3845.53 344.72 0.00 0.00 0.00 0.00 Average: docker0 64.14 87.20 5.52 1488.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4964) 09/25/26 _x86_64_ (8 CPU) 07:49:52 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:02 all 9.48 0.00 1.37 2.47 0.00 86.68 07:51:02 0 4.57 0.00 1.15 0.62 0.00 93.67 07:51:02 1 3.29 0.00 0.97 5.03 0.00 90.71 07:51:02 2 4.29 0.00 0.95 1.47 0.00 93.29 07:51:02 3 4.53 0.00 1.82 1.42 0.00 92.22 07:51:02 4 6.07 0.00 0.75 4.25 0.00 88.94 07:51:02 5 18.44 0.00 2.17 4.74 0.00 74.64 07:51:02 6 26.96 0.00 2.00 1.80 0.00 69.23 07:51:02 7 7.66 0.00 1.15 0.42 0.00 90.77 07:52:01 all 26.58 0.00 2.19 1.41 0.01 69.80 07:52:01 0 22.07 0.00 2.36 2.55 0.02 73.00 07:52:01 1 26.76 0.00 2.23 0.44 0.00 70.58 07:52:01 2 25.25 0.00 2.22 0.03 0.00 72.50 07:52:01 3 25.43 0.00 2.15 0.41 0.00 72.01 07:52:01 4 26.59 0.00 2.08 2.75 0.00 68.58 07:52:01 5 40.30 0.00 2.36 0.34 0.02 56.98 07:52:01 6 19.07 0.00 2.25 1.28 0.00 77.40 07:52:01 7 27.20 0.00 1.88 3.52 0.00 67.40 07:53:01 all 28.79 0.00 2.39 0.82 0.01 67.99 07:53:01 0 30.03 0.00 2.25 1.74 0.00 65.98 07:53:01 1 31.28 0.00 2.55 0.02 0.00 66.15 07:53:01 2 24.15 0.00 1.81 0.49 0.02 73.54 07:53:01 3 27.46 0.00 2.68 0.20 0.02 69.64 07:53:01 4 28.46 0.00 2.42 0.10 0.02 69.00 07:53:01 5 40.62 0.00 3.37 2.06 0.02 53.94 07:53:01 6 28.67 0.00 1.86 1.61 0.02 67.85 07:53:01 7 19.69 0.00 2.21 0.38 0.00 77.72 Average: all 21.57 0.00 1.98 1.57 0.01 74.86 Average: 0 18.86 0.00 1.92 1.63 0.01 77.59 Average: 1 20.40 0.00 1.91 1.84 0.00 75.85 Average: 2 17.84 0.00 1.66 0.67 0.01 79.83 Average: 3 19.09 0.00 2.22 0.68 0.01 78.01 Average: 4 20.32 0.00 1.75 2.37 0.01 75.56 Average: 5 33.06 0.00 2.63 2.39 0.01 61.90 Average: 6 24.94 0.00 2.04 1.56 0.01 71.46 Average: 7 18.12 0.00 1.75 1.43 0.00 78.71