---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1338 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 11G 9.1G 54% / 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 521 3964 0 3489 7155 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:73:8e:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe73:8e7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:b8:75:eb 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-1338) 08/19/25 _x86_64_ (4 CPU) 00:27:30 LINUX RESTART (4 CPU) 00:28:01 tps rtps wtps bread/s bwrtn/s 00:29:01 111.55 51.34 60.21 3970.14 6095.12 00:30:01 57.21 4.65 52.57 842.92 8146.62 00:31:01 149.21 8.82 140.39 1449.23 71689.39 00:32:01 22.16 0.40 21.76 32.79 1438.72 Average: 85.03 16.30 68.73 1573.67 21841.04 00:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:29:01 5760824 7357784 2406604 29.47 41024 1733720 1036184 11.24 650544 1580776 87012 00:30:01 5572768 7406992 2594660 31.77 60132 1937088 949032 10.30 624900 1764696 122220 00:31:01 4015364 7279092 4152064 50.84 82304 3299028 1126364 12.22 863704 3009672 10580 00:32:01 4005212 7277396 4162216 50.96 84148 3304404 1126672 12.23 872892 3009912 15840 Average: 4838542 7330316 3328886 40.76 66902 2568560 1059563 11.50 753010 2341264 58913 00:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:29:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 00:29:01 ens3 292.60 187.20 1644.30 62.52 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 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 00:30:01 ens3 30.39 24.69 284.54 5.58 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 00:31:01 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 00:31:01 ens3 1791.15 577.59 11676.36 356.63 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:32:01 ens3 12.45 13.70 9.25 14.32 0.00 0.00 0.00 0.00 00:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 531.60 200.78 3403.34 109.75 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-1338) 08/19/25 _x86_64_ (4 CPU) 00:27:30 LINUX RESTART (4 CPU) 00:28:01 CPU %user %nice %system %iowait %steal %idle 00:29:01 all 22.51 0.00 1.98 4.20 2.83 68.50 00:29:01 0 20.04 0.00 1.72 2.00 2.66 73.59 00:29:01 1 10.44 0.00 1.28 2.07 1.94 84.27 00:29:01 2 32.36 0.00 2.34 10.47 3.58 51.25 00:29:01 3 27.09 0.00 2.59 2.23 3.14 64.95 00:30:01 all 20.51 0.00 1.45 2.17 1.49 74.37 00:30:01 0 6.43 0.00 0.86 4.56 1.13 87.01 00:30:01 1 4.11 0.00 0.38 0.07 0.47 94.98 00:30:01 2 55.77 0.00 3.24 2.59 2.72 35.68 00:30:01 3 15.78 0.00 1.31 1.47 1.65 79.78 00:31:01 all 27.53 0.00 6.73 3.15 5.35 57.24 00:31:01 0 21.19 0.00 6.10 2.07 4.89 65.75 00:31:01 1 22.61 0.00 6.21 4.99 5.17 61.02 00:31:01 2 22.68 0.00 6.74 1.72 5.32 63.55 00:31:01 3 43.70 0.00 7.85 3.79 6.01 38.63 00:32:01 all 20.59 0.00 1.03 0.94 1.65 75.79 00:32:01 0 11.56 0.00 0.77 0.13 1.67 85.87 00:32:01 1 5.57 0.00 0.75 2.97 0.68 90.03 00:32:01 2 41.05 0.00 1.52 0.38 1.82 55.22 00:32:01 3 24.16 0.00 1.09 0.30 2.42 72.04 Average: all 22.79 0.00 2.80 2.61 2.83 68.97 Average: 0 14.81 0.00 2.36 2.19 2.59 78.05 Average: 1 10.71 0.00 2.16 2.53 2.07 82.52 Average: 2 37.94 0.00 3.46 3.80 3.36 51.44 Average: 3 27.67 0.00 3.21 1.95 3.30 63.87