---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1198 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 696K 394M 1% /run /dev/vda1 20G 8.9G 11G 47% / 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 431 1475 0 2037 3254 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:0f:01:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe0f:15e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6d:9a:e4:4c 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-1198) 07/24/25 _x86_64_ (4 CPU) 15:03:54 LINUX RESTART (4 CPU) 15:04:01 tps rtps wtps bread/s bwrtn/s 15:05:01 158.21 78.14 80.07 5716.23 39361.30 15:06:01 47.65 0.30 47.35 31.86 6705.10 15:07:01 50.92 0.80 50.12 85.59 7743.11 15:08:01 24.36 0.62 23.75 27.86 1734.51 Average: 70.29 19.97 50.32 1465.50 13886.77 15:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:05:01 1863632 3366960 2175020 53.86 34140 1635512 886432 17.42 523732 1495948 39672 15:06:01 1619576 3353660 2419076 59.90 53480 1833688 878464 17.27 549244 1686508 132492 15:07:01 1474804 3288776 2563848 63.48 60120 1902384 941936 18.52 632216 1740108 27344 15:08:01 1462456 3283896 2576196 63.79 62516 1906876 950072 18.68 645520 1737712 26272 Average: 1605117 3323323 2433535 60.26 52564 1819615 914226 17.97 587678 1665069 56445 15:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:05:01 ens3 386.62 210.23 1019.24 66.05 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 15:06:01 ens3 57.61 47.15 725.36 5.52 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:07:01 ens3 16.71 14.51 33.42 6.82 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:08:01 ens3 10.58 11.88 12.34 5.31 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 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 117.89 70.95 447.63 20.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1198) 07/24/25 _x86_64_ (4 CPU) 15:03:54 LINUX RESTART (4 CPU) 15:04:01 CPU %user %nice %system %iowait %steal %idle 15:05:01 all 17.03 0.00 2.57 4.76 1.30 74.35 15:05:01 0 18.00 0.00 1.74 3.67 1.35 75.24 15:05:01 1 9.62 0.00 3.51 8.66 1.07 77.14 15:05:01 2 31.09 0.00 3.35 3.14 1.59 60.83 15:05:01 3 9.40 0.00 1.70 3.58 1.18 84.14 15:06:01 all 20.49 0.00 1.36 1.61 1.25 75.28 15:06:01 0 4.27 0.00 0.65 5.21 0.85 89.03 15:06:01 1 53.92 0.00 3.22 0.45 1.77 40.64 15:06:01 2 15.93 0.00 0.99 0.46 1.36 81.26 15:06:01 3 8.04 0.00 0.56 0.30 1.06 90.03 15:07:01 all 20.20 0.00 1.11 1.23 0.98 76.49 15:07:01 0 10.11 0.00 0.50 2.65 0.57 86.17 15:07:01 1 39.94 0.00 1.36 0.20 1.46 57.03 15:07:01 2 29.53 0.00 2.00 0.12 1.03 67.32 15:07:01 3 1.28 0.00 0.58 1.94 0.85 95.36 15:08:01 all 21.19 0.00 1.08 0.73 1.08 75.93 15:08:01 0 2.80 0.00 0.42 0.03 0.22 96.54 15:08:01 1 22.05 0.00 1.29 0.12 1.46 75.08 15:08:01 2 49.83 0.00 1.81 0.28 1.55 46.53 15:08:01 3 10.09 0.00 0.75 2.52 1.06 85.58 Average: all 19.73 0.00 1.53 2.08 1.15 75.51 Average: 0 8.78 0.00 0.82 2.89 0.75 86.75 Average: 1 31.39 0.00 2.34 2.35 1.44 62.48 Average: 2 31.57 0.00 2.04 1.00 1.38 64.01 Average: 3 7.20 0.00 0.90 2.08 1.04 88.78