---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2093 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: 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): 0-3 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: 3943 1434 173 0 2336 2244 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e9:86:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fee9:868f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:63:d9:e2:1b 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-a8dfc581aeac: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:2e:f3:64:b4 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-a8dfc581aeac valid_lft forever preferred_lft forever inet6 fe80::42:2eff:fef3:64b4/64 scope link valid_lft forever preferred_lft forever 6: veth52b70dd@if5: mtu 1500 qdisc noqueue master br-a8dfc581aeac state UP group default link/ether f2:8c:64:d4:79:ad brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::f08c:64ff:fed4:79ad/64 scope link valid_lft forever preferred_lft forever 8: veth823b03e@if7: mtu 1500 qdisc noqueue master br-a8dfc581aeac state UP group default link/ether 66:97:b7:8d:c9:fe brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::6497:b7ff:fe8d:c9fe/64 scope link valid_lft forever preferred_lft forever 10: veth037e1ec@if9: mtu 1500 qdisc noqueue master br-a8dfc581aeac state UP group default link/ether 22:a2:d2:f8:b3:8d brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::20a2:d2ff:fef8:b38d/64 scope link valid_lft forever preferred_lft forever 12: vetha266e99@if11: mtu 1500 qdisc noqueue master br-a8dfc581aeac state UP group default link/ether 12:1d:ea:f7:bf:9f brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::101d:eaff:fef7:bf9f/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-2093) 06/03/25 _x86_64_ (4 CPU) 06:48:45 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 172.77 69.26 103.52 5630.26 42258.97 06:51:01 201.07 20.30 180.76 2809.86 79587.74 06:52:01 134.87 46.00 88.87 3272.38 42999.27 Average: 169.57 45.18 124.39 3903.95 54952.10 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 1560768 3285232 2477884 61.35 49096 1830980 961720 18.90 651436 1645460 186440 06:51:01 607104 3331336 3431548 84.97 79232 2774880 1019840 20.05 720344 2477548 496 06:52:01 180436 2329712 3858216 95.53 98340 2192056 4018164 78.99 1754220 1872264 36004 Average: 782769 2982093 3255883 80.62 75556 2265972 1999908 39.31 1042000 1998424 74313 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:50:01 ens3 379.77 263.57 1723.16 70.77 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 lo 3.06 3.06 0.31 0.31 0.00 0.00 0.00 0.00 06:51:01 ens3 1324.58 546.90 12204.27 62.16 0.00 0.00 0.00 0.00 06:51:01 br-a8dfc581aeac 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 veth037e1ec 1.32 1.10 0.17 0.12 0.00 0.00 0.00 0.00 06:52:01 lo 6.70 6.70 0.73 0.73 0.00 0.00 0.00 0.00 06:52:01 ens3 880.86 657.65 8510.29 58.29 0.00 0.00 0.00 0.00 06:52:01 veth823b03e 0.82 1.30 0.09 0.13 0.00 0.00 0.00 0.00 Average: veth037e1ec 0.44 0.37 0.06 0.04 0.00 0.00 0.00 0.00 Average: lo 3.61 3.61 0.38 0.38 0.00 0.00 0.00 0.00 Average: ens3 861.81 489.39 7480.08 63.74 0.00 0.00 0.00 0.00 Average: veth823b03e 0.27 0.43 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-2093) 06/03/25 _x86_64_ (4 CPU) 06:48:45 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 17.61 0.00 2.14 5.28 0.05 74.93 06:50:01 0 13.44 0.00 2.11 4.11 0.03 80.31 06:50:01 1 29.47 0.00 2.31 2.41 0.07 65.75 06:50:01 2 19.05 0.00 2.88 7.87 0.08 70.12 06:50:01 3 8.48 0.00 1.21 6.75 0.02 83.55 06:51:01 all 31.09 0.00 5.76 4.07 0.09 58.99 06:51:01 0 45.82 0.00 5.43 3.90 0.08 44.76 06:51:01 1 35.98 0.00 5.80 2.32 0.08 55.81 06:51:01 2 21.32 0.00 6.42 5.50 0.08 66.68 06:51:01 3 21.18 0.00 5.43 4.56 0.08 68.75 06:52:01 all 30.62 0.00 4.89 2.58 0.10 61.81 06:52:01 0 30.19 0.00 5.19 2.77 0.10 61.75 06:52:01 1 30.81 0.00 4.63 2.36 0.10 62.10 06:52:01 2 31.26 0.00 5.21 3.69 0.10 59.75 06:52:01 3 30.24 0.00 4.50 1.49 0.08 63.69 Average: all 26.42 0.00 4.26 3.98 0.08 65.26 Average: 0 29.80 0.00 4.24 3.60 0.07 62.29 Average: 1 32.08 0.00 4.24 2.36 0.08 61.23 Average: 2 23.86 0.00 4.84 5.69 0.09 65.52 Average: 3 19.93 0.00 3.71 4.27 0.06 72.03