---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-574 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 9.9G 9.4G 52% / 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 516 4288 0 3171 7160 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:16:8b:e3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe16:8be3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:4e:2b:be 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-574) 12/15/25 _x86_64_ (4 CPU) 08:56:44 LINUX RESTART (4 CPU) 08:57:01 tps rtps wtps bread/s bwrtn/s 08:58:02 155.15 69.24 85.90 5605.20 39880.06 08:59:01 57.44 0.22 57.22 23.59 8904.10 09:00:01 157.13 12.68 144.45 2250.18 52060.11 09:01:01 16.86 0.38 16.47 32.64 1281.01 Average: 96.80 20.72 76.09 1985.91 25598.83 08:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:58:02 5892788 7415244 2274640 27.85 37584 1664928 994696 10.79 581708 1522804 61976 08:59:01 5636524 7377592 2530904 30.99 55792 1853336 1015352 11.02 629216 1708008 75228 09:00:01 4471424 7398636 3696004 45.25 87732 2945920 1004944 10.90 685648 2720876 784 09:01:01 4410664 7347908 3756764 46.00 90268 2952776 1051428 11.41 743572 2722764 8024 Average: 5102850 7384845 3064578 37.52 67844 2354240 1016605 11.03 660036 2168613 36503 08:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:58:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:58:02 ens3 405.21 202.95 1134.35 62.86 0.00 0.00 0.00 0.00 08:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 08:59:01 ens3 67.06 54.00 721.98 6.39 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 4.33 4.33 0.41 0.41 0.00 0.00 0.00 0.00 09:00:01 ens3 744.32 326.46 5737.36 123.49 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 09:01:01 ens3 10.24 10.99 7.93 5.26 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 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 307.69 148.98 1905.18 49.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-574) 12/15/25 _x86_64_ (4 CPU) 08:56:44 LINUX RESTART (4 CPU) 08:57:01 CPU %user %nice %system %iowait %steal %idle 08:58:02 all 18.63 0.00 2.85 5.57 2.35 70.61 08:58:02 0 8.60 0.00 1.56 4.60 1.76 83.48 08:58:02 1 35.09 0.00 3.01 4.90 2.69 54.30 08:58:02 2 16.66 0.00 2.72 7.43 2.74 70.44 08:58:02 3 14.22 0.00 4.11 5.34 2.17 74.16 08:59:01 all 19.53 0.00 1.23 2.16 1.38 75.70 08:59:01 0 7.36 0.00 0.93 5.72 0.68 85.32 08:59:01 1 15.75 0.00 1.18 1.15 1.35 80.57 08:59:01 2 44.53 0.00 2.13 0.81 2.82 49.71 08:59:01 3 10.35 0.00 0.68 0.98 0.66 87.34 09:00:01 all 20.15 0.00 6.23 3.30 2.24 68.07 09:00:01 0 13.06 0.00 5.79 1.61 2.03 77.50 09:00:01 1 26.40 0.00 6.31 2.37 2.24 62.69 09:00:01 2 16.78 0.00 6.41 2.00 2.46 72.34 09:00:01 3 24.37 0.00 6.38 7.22 2.24 59.79 09:01:01 all 18.52 0.00 0.78 0.73 0.84 79.13 09:01:01 0 39.13 0.00 1.26 0.33 1.45 57.82 09:01:01 1 28.07 0.00 0.90 0.15 0.97 69.91 09:01:01 2 1.64 0.00 0.30 0.30 0.48 97.28 09:01:01 3 5.28 0.00 0.67 2.11 0.47 91.48 Average: all 19.20 0.00 2.77 2.94 1.70 73.38 Average: 0 17.08 0.00 2.38 3.06 1.48 76.00 Average: 1 26.37 0.00 2.85 2.15 1.81 66.83 Average: 2 19.84 0.00 2.88 2.65 2.12 72.50 Average: 3 13.54 0.00 2.96 3.92 1.39 78.20