---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1429 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.972 BogoMIPS: 5599.94 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 992K 394M 1% /run /dev/vda1 20G 12G 8.1G 58% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 1507 158 0 2277 2175 Swap: 1023 0 1023 ---> ip addr: 1: lo: <LOOPBACK,UP,LOWER_UP> 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: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:65:d5:a6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe65:d5a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:89:36:ad 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 4: br-b9b24fed58ef: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default link/ether 02:42:fe:b2:2e:a8 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-b9b24fed58ef valid_lft forever preferred_lft forever inet6 fe80::42:feff:feb2:2ea8/64 scope link valid_lft forever preferred_lft forever 6: veth9d370f5@if5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-b9b24fed58ef state UP group default link/ether e6:aa:de:8b:42:69 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::e4aa:deff:fe8b:4269/64 scope link valid_lft forever preferred_lft forever 8: veth164d4e4@if7: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-b9b24fed58ef state UP group default link/ether f2:1c:4a:d4:ae:f0 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::f01c:4aff:fed4:aef0/64 scope link valid_lft forever preferred_lft forever 10: veth55c1ded@if9: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-b9b24fed58ef state UP group default link/ether b6:79:8c:03:10:82 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::b479:8cff:fe03:1082/64 scope link valid_lft forever preferred_lft forever 12: veth054fd06@if11: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-b9b24fed58ef state UP group default link/ether 06:df:64:58:b5:57 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::4df:64ff:fe58:b557/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1429) 05/23/25 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:03 174.15 69.31 104.85 5626.00 42456.67 00:02:01 206.07 20.92 185.15 2928.69 82206.58 00:03:01 138.29 50.27 88.02 3531.41 40780.00 Average: 172.47 47.12 125.35 4040.93 54846.85 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:03 1663060 3367588 2375600 58.82 52216 1805632 890052 17.50 536468 1654040 163996 00:02:01 229104 3307096 3809556 94.33 82980 3110028 1032940 20.30 752428 2798976 173272 00:03:01 204564 2239364 3834096 94.93 97068 2083956 4123240 81.05 1787648 1825948 26332 Average: 698909 2971349 3339751 82.69 77421 2333205 2015411 39.62 1025515 2092988 121200 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:03 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 00:01:03 ens3 378.72 251.31 1746.57 68.26 0.00 0.00 0.00 0.00 00:01:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 lo 4.24 4.24 0.47 0.47 0.00 0.00 0.00 0.00 00:02:01 br-b9b24fed58ef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 ens3 1814.29 863.11 14451.93 89.41 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 lo 5.70 5.70 0.59 0.59 0.00 0.00 0.00 0.00 00:03:01 br-b9b24fed58ef 0.88 1.27 0.07 0.13 0.00 0.00 0.00 0.00 00:03:01 veth054fd06 4.82 5.13 0.58 0.51 0.00 0.00 0.00 0.00 00:03:01 veth164d4e4 0.82 1.30 0.09 0.13 0.00 0.00 0.00 0.00 Average: lo 3.71 3.71 0.39 0.39 0.00 0.00 0.00 0.00 Average: br-b9b24fed58ef 0.30 0.43 0.02 0.04 0.00 0.00 0.00 0.00 Average: veth054fd06 1.62 1.73 0.19 0.17 0.00 0.00 0.00 0.00 Average: veth164d4e4 0.28 0.44 0.03 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1429) 05/23/25 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:03 all 18.35 0.00 2.30 5.48 0.05 73.82 00:01:03 0 10.99 0.00 2.57 2.60 0.03 83.81 00:01:03 1 7.73 0.00 1.49 3.88 0.07 86.83 00:01:03 2 13.52 0.00 2.01 13.48 0.05 70.94 00:01:03 3 41.15 0.00 3.16 1.91 0.07 53.72 00:02:01 all 29.20 0.00 5.90 4.05 0.07 60.80 00:02:01 0 23.19 0.00 5.36 4.34 0.07 67.03 00:02:01 1 25.23 0.00 5.53 2.90 0.05 66.29 00:02:01 2 29.08 0.00 6.02 6.84 0.07 58.00 00:02:01 3 39.40 0.00 6.67 2.12 0.07 51.74 00:03:01 all 30.28 0.00 4.29 2.34 0.08 63.00 00:03:01 0 28.60 0.00 4.08 2.87 0.07 64.38 00:03:01 1 31.12 0.00 4.15 3.88 0.08 60.77 00:03:01 2 31.40 0.00 4.62 1.51 0.08 62.39 00:03:01 3 30.05 0.00 4.33 1.10 0.07 64.45 Average: all 25.89 0.00 4.14 3.96 0.07 65.94 Average: 0 20.91 0.00 3.99 3.26 0.06 71.78 Average: 1 21.28 0.00 3.70 3.56 0.07 71.40 Average: 2 24.59 0.00 4.19 7.29 0.07 63.86 Average: 3 36.85 0.00 4.69 1.70 0.07 56.69