---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1508 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: 2799.998 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): 0-3 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 467 5334 0 2173 7231 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:a8:ad:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86229sec preferred_lft 86229sec inet6 fe80::f816:3eff:fea8:ad7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:38:d0:7e:6e 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-1508) 10/31/26 _x86_64_ (4 CPU) 01:32:43 LINUX RESTART (4 CPU) 01:33:01 tps rtps wtps bread/s bwrtn/s 01:34:01 163.91 61.04 102.87 4985.70 41730.13 01:35:01 79.65 9.15 70.50 733.88 12288.09 Average: 121.78 35.09 86.69 2859.79 27009.11 01:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:34:01 5673660 7377040 2493768 30.53 50048 1823700 998356 10.83 647020 1659304 219432 01:35:01 5458500 7396540 2708928 33.17 62024 2036648 963768 10.46 615568 1886696 113140 Average: 5566080 7386790 2601348 31.85 56036 1930174 981062 10.65 631294 1773000 166286 01:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:34:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 01:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:34:01 ens3 371.25 237.99 1545.07 67.04 0.00 0.00 0.00 0.00 01:35:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 01:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:35:01 ens3 82.04 74.55 929.28 17.84 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.08 0.08 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: ens3 226.65 156.27 1237.17 42.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1508) 10/31/26 _x86_64_ (4 CPU) 01:32:43 LINUX RESTART (4 CPU) 01:33:01 CPU %user %nice %system %iowait %steal %idle 01:34:01 all 18.27 0.00 2.41 4.72 0.07 74.54 01:34:01 0 29.19 0.00 2.39 7.08 0.10 61.24 01:34:01 1 20.30 0.00 3.65 1.14 0.08 74.83 01:34:01 2 8.75 0.00 1.46 3.01 0.05 86.74 01:34:01 3 14.83 0.00 2.13 7.63 0.05 75.36 01:35:01 all 20.11 0.00 1.30 2.19 0.06 76.34 01:35:01 0 1.05 0.00 0.67 4.69 0.02 93.58 01:35:01 1 17.08 0.00 1.45 0.20 0.05 81.22 01:35:01 2 0.90 0.00 0.53 2.57 0.03 95.96 01:35:01 3 61.45 0.00 2.55 1.29 0.12 34.60 Average: all 19.19 0.00 1.85 3.45 0.06 75.44 Average: 0 15.09 0.00 1.53 5.88 0.06 77.44 Average: 1 18.69 0.00 2.55 0.67 0.07 78.03 Average: 2 4.82 0.00 0.99 2.79 0.04 91.35 Average: 3 38.17 0.00 2.34 4.46 0.08 54.95