---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6647 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 482 5206 0 2287 7216 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:51:55:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe51:55c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:22:69:fe 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-6647) 10/17/25 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:02 143.95 65.98 77.97 5588.94 38787.75 00:28:01 49.88 3.46 46.42 58.71 6067.53 00:29:01 110.26 51.66 58.61 4487.25 11398.63 00:30:01 21.41 0.62 20.79 76.36 2741.96 Average: 81.51 30.54 50.97 2563.27 14785.65 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:02 5985276 7453952 2182152 26.72 32332 1619032 978112 10.61 533112 1483540 30428 00:28:01 5743672 7455980 2423756 29.68 53012 1828556 951544 10.32 547352 1683984 164820 00:29:01 5375872 7408776 2791556 34.18 60584 2134368 981696 10.65 703264 1879884 47800 00:30:01 5325032 7370008 2842396 34.80 62792 2143832 1024408 11.12 749552 1884412 19764 Average: 5607463 7422179 2559965 31.34 52180 1931447 983940 10.68 633320 1732955 65703 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 00:27:02 ens3 178.61 123.03 830.00 55.16 0.00 0.00 0.00 0.00 00:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 00:28:01 ens3 61.02 42.02 817.79 5.26 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 lo 1.53 1.53 0.19 0.19 0.00 0.00 0.00 0.00 00:29:01 ens3 310.58 222.83 1798.78 31.58 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 00:30:01 ens3 9.75 11.74 8.18 5.59 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 140.31 100.14 863.81 24.48 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6647) 10/17/25 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:02 all 14.64 0.00 2.55 6.18 3.03 73.60 00:27:02 0 13.43 0.00 1.70 3.42 2.91 78.53 00:27:02 1 12.10 0.00 1.75 4.78 2.59 78.78 00:27:02 2 20.62 0.00 2.20 7.58 3.61 66.00 00:27:02 3 12.44 0.00 4.54 8.96 3.02 71.04 00:28:01 all 19.09 0.00 1.18 2.49 1.40 75.83 00:28:01 0 21.27 0.00 1.50 0.44 1.65 75.13 00:28:01 1 2.90 0.00 0.25 0.12 0.34 96.39 00:28:01 2 29.37 0.00 1.57 9.09 2.17 57.80 00:28:01 3 22.83 0.00 1.34 0.32 1.46 74.05 00:29:01 all 24.01 0.00 1.67 3.83 3.96 66.53 00:29:01 0 25.58 0.00 1.67 2.56 4.32 65.87 00:29:01 1 14.29 0.00 1.32 5.94 3.54 74.90 00:29:01 2 37.12 0.00 2.18 2.98 4.24 53.48 00:29:01 3 19.03 0.00 1.54 3.87 3.75 71.80 00:30:01 all 20.12 0.00 0.93 0.96 1.91 76.08 00:30:01 0 5.47 0.00 0.45 0.17 1.23 92.69 00:30:01 1 38.26 0.00 1.36 0.37 3.39 56.63 00:30:01 2 31.84 0.00 1.08 0.40 2.11 64.57 00:30:01 3 4.94 0.00 0.80 2.91 0.91 90.44 Average: all 19.47 0.00 1.58 3.37 2.58 72.99 Average: 0 16.43 0.00 1.33 1.65 2.53 78.06 Average: 1 16.95 0.00 1.18 2.82 2.48 76.58 Average: 2 29.74 0.00 1.76 4.99 3.04 60.47 Average: 3 14.78 0.00 2.06 4.03 2.29 76.84