---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1447 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.1G 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 473 1244 0 2226 3207 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:82:fa:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.200/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe82:fab2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:22:e5:2c 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-1447) 07/27/25 _x86_64_ (4 CPU) 08:19:48 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:01 151.27 69.11 82.17 5616.00 39040.58 08:22:01 47.16 0.30 46.86 31.86 6032.73 08:23:01 108.40 12.51 95.88 2260.56 14696.62 08:24:01 24.36 0.65 23.71 48.53 922.65 Average: 82.80 20.64 62.16 1989.24 15173.14 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 1857524 3355448 2181128 54.01 33732 1630328 924428 18.17 532160 1492096 38504 08:22:01 1591792 3332712 2446860 60.59 53528 1840340 935520 18.39 568260 1694728 164460 08:23:01 1323396 3319528 2715256 67.23 66192 2073196 1218852 23.96 635552 1871464 2124 08:24:01 1323452 3330164 2715200 67.23 68572 2079892 941748 18.51 641896 1866156 24560 Average: 1524041 3334463 2514611 62.26 55506 1905939 1005137 19.76 594467 1731111 57412 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:21:01 ens3 277.27 179.42 895.07 62.81 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 08:22:01 ens3 65.06 52.49 827.00 5.99 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 08:23:01 ens3 49.94 40.38 655.96 8.30 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 3.47 3.47 0.30 0.30 0.00 0.00 0.00 0.00 08:24:01 ens3 27.20 27.15 16.82 22.24 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 104.87 74.86 598.71 24.84 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-1447) 07/27/25 _x86_64_ (4 CPU) 08:19:48 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 17.19 0.00 3.22 4.24 1.34 74.01 08:21:01 0 10.87 0.00 2.45 4.13 0.92 81.63 08:21:01 1 23.40 0.00 6.17 6.79 1.35 62.29 08:21:01 2 12.06 0.00 2.08 2.30 1.61 81.95 08:21:01 3 22.41 0.00 2.19 3.74 1.50 70.15 08:22:01 all 19.84 0.00 1.35 2.13 1.18 75.51 08:22:01 0 13.01 0.00 1.26 0.60 0.53 84.59 08:22:01 1 37.35 0.00 2.48 0.55 1.50 58.13 08:22:01 2 10.19 0.00 0.68 0.05 0.95 88.13 08:22:01 3 18.81 0.00 0.96 7.36 1.72 71.15 08:23:01 all 18.47 0.00 4.11 3.00 1.12 73.30 08:23:01 0 4.80 0.00 1.45 3.28 0.48 89.98 08:23:01 1 17.32 0.00 1.42 1.57 0.93 78.77 08:23:01 2 45.25 0.00 12.08 1.86 1.93 38.88 08:23:01 3 6.60 0.00 1.50 5.21 1.18 85.51 08:24:01 all 20.47 0.00 1.77 0.87 1.03 75.86 08:24:01 0 5.28 0.00 0.63 0.28 0.45 93.36 08:24:01 1 35.36 0.00 1.36 0.28 1.05 61.94 08:24:01 2 39.74 0.00 4.56 2.35 1.50 51.86 08:24:01 3 1.61 0.00 0.53 0.58 1.11 96.18 Average: all 18.99 0.00 2.61 2.56 1.17 74.67 Average: 0 8.49 0.00 1.45 2.07 0.60 87.39 Average: 1 28.37 0.00 2.85 2.29 1.21 65.28 Average: 2 26.81 0.00 4.85 1.64 1.50 65.21 Average: 3 12.33 0.00 1.30 4.22 1.38 80.77