---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1859 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 700K 797M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / 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 484 4754 0 2736 7195 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:aa:47:de brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:feaa:47de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c1:37:e1:06 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-1859) 12/27/25 _x86_64_ (4 CPU) 20:32:03 LINUX RESTART (4 CPU) 20:33:01 tps rtps wtps bread/s bwrtn/s 20:34:01 51.31 3.42 47.89 55.59 5877.95 20:35:01 178.00 104.25 73.75 3048.96 15041.63 20:36:01 76.70 29.08 47.63 2091.12 20616.70 Average: 102.01 45.58 56.42 1731.89 13845.43 20:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:34:01 5713540 7417548 2453888 30.04 52480 1821368 981584 10.65 590636 1672728 176060 20:35:01 5092448 7428712 3074980 37.65 75272 2404392 1047096 11.36 827652 2002820 488148 20:36:01 4822312 7318468 3345116 40.96 79440 2558136 1054968 11.45 1008232 2086052 25876 Average: 5209433 7388243 2957995 36.22 69064 2261299 1027883 11.15 808840 1920533 230028 20:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:34:01 ens3 69.72 52.86 915.25 6.03 0.00 0.00 0.00 0.00 20:34:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 ens3 333.34 208.23 1476.45 22.17 0.00 0.00 0.00 0.00 20:35:01 lo 3.27 3.27 0.34 0.34 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 ens3 12.16 12.10 9.38 5.62 0.00 0.00 0.00 0.00 20:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 138.41 91.06 800.36 11.27 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.14 0.14 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-1859) 12/27/25 _x86_64_ (4 CPU) 20:32:03 LINUX RESTART (4 CPU) 20:33:01 CPU %user %nice %system %iowait %steal %idle 20:34:01 all 19.77 0.00 1.28 2.07 1.56 75.33 20:34:01 0 27.33 0.00 1.10 1.15 1.70 68.73 20:34:01 1 17.90 0.00 1.08 0.17 1.31 79.54 20:34:01 2 31.59 0.00 2.45 0.40 2.71 62.86 20:34:01 3 2.16 0.00 0.48 6.57 0.55 90.24 20:35:01 all 16.07 1.57 2.44 8.98 3.04 67.90 20:35:01 0 11.99 6.22 2.81 12.23 3.22 63.53 20:35:01 1 11.04 0.02 1.89 6.74 2.14 78.18 20:35:01 2 14.09 0.00 2.31 8.26 3.91 71.43 20:35:01 3 27.24 0.00 2.73 8.67 2.86 58.50 20:36:01 all 34.01 0.00 3.32 1.60 4.27 56.79 20:36:01 0 24.29 0.00 2.94 0.73 3.59 68.45 20:36:01 1 28.40 0.00 3.59 2.85 4.54 60.62 20:36:01 2 38.93 0.00 3.40 1.86 4.41 51.39 20:36:01 3 44.44 0.00 3.36 0.96 4.53 46.71 Average: all 23.27 0.52 2.35 4.23 2.96 66.67 Average: 0 21.17 2.09 2.28 4.73 2.84 66.89 Average: 1 19.12 0.01 2.19 3.25 2.66 72.78 Average: 2 28.14 0.00 2.72 3.52 3.68 61.94 Average: 3 24.64 0.00 2.19 5.40 2.65 65.12