---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-5981 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.1G 11G 48% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 472 5221 0 2281 7219 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:cd:a6:3a brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fecd:a63a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:d7:0a:42 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5981) 10/09/25 _x86_64_ (4 CPU) 06:02:51 LINUX RESTART (4 CPU) 06:03:01 tps rtps wtps bread/s bwrtn/s 06:04:01 145.75 69.04 76.71 5600.40 39241.47 06:05:01 58.03 0.30 57.73 31.86 8583.27 06:06:01 83.80 12.76 71.04 2274.82 16114.25 06:07:01 19.71 0.40 19.31 32.79 1376.47 Average: 76.82 20.63 56.20 1984.95 16328.87 06:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 5911100 7467012 2256328 27.63 36292 1695504 936412 10.16 519252 1556112 101944 06:05:01 5627728 7435168 2539700 31.10 57016 1913028 942604 10.23 566472 1765952 166888 06:06:01 5295620 7342688 2871808 35.16 67348 2132788 1062876 11.53 732028 1911992 15492 06:07:01 5297260 7341580 2870168 35.14 69288 2127804 1063404 11.54 739020 1903452 11844 Average: 5532927 7396612 2634501 32.26 57486 1967281 1001324 10.87 639193 1784377 74042 06:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 ens3 265.66 152.95 935.68 60.62 0.00 0.00 0.00 0.00 06:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 06:05:01 ens3 69.44 53.25 875.30 6.78 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 06:06:01 ens3 199.87 100.83 1076.36 13.18 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 06:07:01 ens3 13.25 14.26 9.37 13.97 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 137.05 80.32 724.16 23.64 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5981) 10/09/25 _x86_64_ (4 CPU) 06:02:51 LINUX RESTART (4 CPU) 06:03:01 CPU %user %nice %system %iowait %steal %idle 06:04:01 all 14.64 0.00 2.66 5.24 2.33 75.13 06:04:01 0 23.77 0.00 2.46 2.82 2.48 68.47 06:04:01 1 7.88 0.00 1.66 4.15 1.96 84.35 06:04:01 2 13.71 0.00 2.10 7.15 2.58 74.45 06:04:01 3 13.20 0.00 4.41 6.81 2.30 73.28 06:05:01 all 19.04 0.00 1.29 2.50 1.38 75.78 06:05:01 0 9.79 0.00 0.70 0.27 0.55 88.69 06:05:01 1 45.55 0.00 2.60 0.80 2.30 48.75 06:05:01 2 11.61 0.00 0.80 0.98 1.24 85.37 06:05:01 3 9.27 0.00 1.10 7.94 1.45 80.24 06:06:01 all 18.69 0.00 2.02 2.44 1.82 75.02 06:06:01 0 23.62 0.00 1.94 2.29 1.89 70.25 06:06:01 1 15.68 0.00 1.86 2.46 1.48 78.52 06:06:01 2 22.03 0.00 2.08 3.12 2.31 70.47 06:06:01 3 13.45 0.00 2.18 1.88 1.63 80.87 06:07:01 all 20.23 0.00 1.05 0.98 1.74 76.01 06:07:01 0 23.35 0.00 1.29 0.13 1.71 73.51 06:07:01 1 39.35 0.00 1.56 0.33 2.19 56.57 06:07:01 2 12.51 0.00 0.55 0.50 1.69 84.76 06:07:01 3 5.73 0.00 0.83 2.96 1.36 89.11 Average: all 18.15 0.00 1.76 2.79 1.82 75.48 Average: 0 20.14 0.00 1.60 1.38 1.66 75.22 Average: 1 27.10 0.00 1.92 1.94 1.98 67.06 Average: 2 14.96 0.00 1.38 2.94 1.96 78.76 Average: 3 10.41 0.00 2.13 4.90 1.68 80.88