---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6918 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 9.0G 11G 47% / 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 490 5352 0 2132 7209 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:b9:95:9e brd ff:ff:ff:ff:ff:ff inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:feb9:959e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:47:b6:6a:d3 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-6918) 07/28/26 _x86_64_ (4 CPU) 18:12:39 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 159.49 68.86 90.63 5556.01 40206.78 18:15:01 59.08 0.12 58.96 21.46 9500.43 18:16:01 60.14 12.63 47.51 1108.75 6216.56 Average: 92.90 27.20 65.70 2228.62 18640.75 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5855420 7391308 2312008 28.31 38980 1676984 1000996 10.86 608676 1535464 68012 18:15:01 5502036 7346712 2665392 32.63 57752 1950564 1039608 11.28 667004 1796472 152896 18:16:01 5511416 7408980 2656012 32.52 62768 1996316 975480 10.58 606652 1843568 24608 Average: 5622957 7382333 2544471 31.15 53167 1874621 1005361 10.91 627444 1725168 81839 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 ens3 463.26 252.62 1223.06 67.81 0.00 0.00 0.00 0.00 18:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 ens3 59.63 52.73 665.73 5.53 0.00 0.00 0.00 0.00 18:16:01 lo 1.60 1.60 0.16 0.16 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 ens3 18.05 16.55 14.60 7.91 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 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 180.30 107.30 634.46 27.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6918) 07/28/26 _x86_64_ (4 CPU) 18:12:39 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 21.15 0.00 2.96 5.05 0.93 69.91 18:14:01 0 33.31 0.00 5.73 3.69 1.29 55.99 18:14:01 1 8.69 0.00 1.65 2.40 0.63 86.63 18:14:01 2 16.87 0.00 2.06 4.20 0.90 75.97 18:14:01 3 25.78 0.00 2.39 9.93 0.88 61.01 18:15:01 all 19.25 0.00 1.15 1.51 0.57 77.51 18:15:01 0 10.44 0.00 0.75 0.22 0.42 88.17 18:15:01 1 19.18 0.00 0.99 0.30 0.56 78.96 18:15:01 2 14.96 0.00 0.55 1.45 0.47 82.57 18:15:01 3 32.42 0.00 2.30 4.09 0.83 60.36 18:16:01 all 20.67 0.00 1.38 1.57 0.71 75.66 18:16:01 0 2.52 0.00 0.70 2.45 0.28 94.05 18:16:01 1 16.08 0.00 1.43 0.60 0.55 81.35 18:16:01 2 15.58 0.00 1.43 2.60 0.82 79.57 18:16:01 3 48.57 0.00 1.97 0.65 1.22 47.60 Average: all 20.36 0.00 1.83 2.71 0.74 74.36 Average: 0 15.41 0.00 2.39 2.12 0.66 79.42 Average: 1 14.66 0.00 1.36 1.10 0.58 82.31 Average: 2 15.80 0.00 1.35 2.75 0.73 79.37 Average: 3 35.59 0.00 2.22 4.89 0.98 56.32