---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-757 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 9.2G 11G 48% / 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: 3944 428 1092 0 2423 3248 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:37:0c:0b brd ff:ff:ff:ff:ff:ff inet 10.32.7.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe37:c0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:45:64:99:43 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-757) 07/19/25 _x86_64_ (4 CPU) 05:09:37 LINUX RESTART (4 CPU) 05:10:02 tps rtps wtps bread/s bwrtn/s 05:11:01 144.53 66.26 78.27 5221.76 40445.23 05:12:01 61.86 0.15 61.71 26.12 9578.94 05:13:01 65.24 30.38 34.86 1635.99 6781.94 05:14:01 9.13 0.03 9.10 0.27 368.07 05:15:01 46.57 11.23 35.34 757.21 3902.43 05:16:01 34.33 1.27 33.06 109.58 5272.85 Average: 60.04 18.09 41.96 1280.83 10976.16 05:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 1822684 3371304 2215976 54.87 38112 1674128 922476 18.13 528492 1529496 64192 05:12:01 1523072 3327888 2515588 62.29 58348 1895024 953820 18.75 584504 1741512 117940 05:13:01 1303616 3227740 2735044 67.72 62660 2006616 1059732 20.83 691004 1847648 2116 05:14:01 1288300 3219624 2750360 68.10 64648 2010888 1063796 20.91 700576 1851156 1596 05:15:01 858092 2921808 3180568 78.75 67184 2136944 1333340 26.21 1058016 1913948 2700 05:16:01 1064976 3271088 2973684 73.63 72180 2271356 999744 19.65 788540 1971712 25036 Average: 1310123 3223242 2728537 67.56 60522 1999159 1055485 20.75 725189 1809245 35597 05:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 05:11:01 ens3 331.44 196.86 1133.40 64.45 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 05:12:01 ens3 51.25 39.40 662.16 5.26 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:13:01 ens3 113.43 114.60 953.10 22.75 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:14:01 ens3 60.69 86.80 61.04 13.81 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 lo 1.58 1.58 0.39 0.39 0.00 0.00 0.00 0.00 05:15:01 ens3 241.99 271.34 1686.46 45.83 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 135.34 154.94 871.65 28.74 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 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 155.20 143.85 893.98 30.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-757) 07/19/25 _x86_64_ (4 CPU) 05:09:37 LINUX RESTART (4 CPU) 05:10:02 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 20.17 0.00 2.72 4.44 1.27 71.40 05:11:01 0 23.31 0.00 2.45 2.23 1.19 70.83 05:11:01 1 11.80 0.00 1.22 5.21 0.85 80.93 05:11:01 2 16.23 0.00 2.00 7.83 1.26 72.68 05:11:01 3 29.34 0.00 5.22 2.54 1.78 61.11 05:12:01 all 20.65 0.00 1.28 2.13 0.81 75.12 05:12:01 0 3.73 0.00 0.37 0.00 0.18 95.72 05:12:01 1 13.27 0.00 1.13 2.52 0.68 82.41 05:12:01 2 53.53 0.00 2.93 6.00 1.70 35.84 05:12:01 3 12.14 0.00 0.72 0.02 0.65 86.48 05:13:01 all 15.47 0.00 1.05 1.32 1.30 80.86 05:13:01 0 10.76 0.00 1.11 1.41 0.93 85.78 05:13:01 1 23.44 0.00 1.10 2.86 1.27 71.33 05:13:01 2 15.72 0.00 0.90 0.62 1.13 81.63 05:13:01 3 11.97 0.00 1.07 0.38 1.88 84.70 05:14:01 all 4.32 0.00 0.39 0.03 0.29 94.98 05:14:01 0 2.58 0.00 0.37 0.00 0.23 96.82 05:14:01 1 5.22 0.00 0.13 0.00 0.27 94.38 05:14:01 2 3.51 0.00 0.47 0.10 0.18 95.74 05:14:01 3 5.99 0.00 0.59 0.02 0.47 92.94 05:15:01 all 42.88 0.00 1.94 0.89 3.52 50.77 05:15:01 0 43.71 0.00 1.44 0.38 3.38 51.09 05:15:01 1 41.91 0.00 1.70 0.38 3.57 52.43 05:15:01 2 39.25 0.00 2.25 1.93 3.57 52.99 05:15:01 3 46.64 0.00 2.37 0.88 3.55 46.56 05:16:01 all 26.07 0.00 1.42 0.75 1.56 70.21 05:16:01 0 35.64 0.00 1.61 0.20 1.58 60.98 05:16:01 1 24.49 0.00 1.66 0.05 1.49 72.31 05:16:01 2 33.87 0.00 1.55 2.60 1.74 60.24 05:16:01 3 10.35 0.00 0.86 0.17 1.42 87.20 Average: all 21.63 0.00 1.46 1.59 1.46 73.86 Average: 0 19.98 0.00 1.22 0.70 1.25 76.84 Average: 1 20.06 0.00 1.16 1.83 1.36 75.59 Average: 2 27.08 0.00 1.68 3.17 1.60 66.47 Average: 3 19.40 0.00 1.79 0.66 1.63 76.52