---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1514 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 8.9G 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: 7975 493 5419 0 2062 7208 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:59:2e:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.3/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe59:2ee8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a6:d6:98:10 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-1514) 12/23/25 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 152.13 69.11 83.02 5602.93 39596.55 18:15:01 60.83 0.22 60.61 23.19 9382.21 18:16:01 52.04 12.66 39.38 1112.75 5111.28 Average: 88.34 27.33 61.01 2246.35 18030.73 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5869648 7374696 2297772 28.13 35884 1650404 1020212 11.07 620144 1508092 51104 18:15:01 5596276 7350444 2571144 31.48 56360 1865244 1014432 11.01 661072 1713068 104152 18:16:01 5569132 7405448 2598288 31.81 61528 1938060 974844 10.58 609036 1783992 34360 Average: 5678352 7376863 2489068 30.48 51257 1817903 1003163 10.89 630084 1668384 63205 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 18:14:01 ens3 284.17 179.16 1040.69 61.87 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 18:15:01 ens3 64.76 54.07 709.70 6.38 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 18:16:01 ens3 17.45 16.36 13.90 7.69 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 122.13 83.20 588.13 25.31 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-1514) 12/23/25 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 17.25 0.00 2.65 4.88 2.65 72.57 18:14:01 0 10.65 0.00 1.67 4.76 2.37 80.55 18:14:01 1 23.85 0.00 4.53 3.62 2.37 65.63 18:14:01 2 22.31 0.00 2.19 6.47 2.89 66.15 18:14:01 3 12.23 0.00 2.18 4.70 2.97 77.92 18:15:01 all 19.47 0.00 1.18 1.98 1.16 76.21 18:15:01 0 15.71 0.00 0.88 0.15 0.90 82.36 18:15:01 1 16.49 0.00 1.38 0.23 0.92 80.97 18:15:01 2 5.27 0.00 0.71 6.25 0.70 87.06 18:15:01 3 40.43 0.00 1.74 1.26 2.13 54.44 18:16:01 all 20.82 0.00 1.15 1.38 1.56 75.09 18:16:01 0 54.94 0.00 1.50 0.20 2.28 41.09 18:16:01 1 14.44 0.00 1.08 1.48 1.54 81.46 18:16:01 2 11.58 0.00 1.29 1.35 1.82 83.97 18:16:01 3 2.34 0.00 0.73 2.49 0.62 93.81 Average: all 19.18 0.00 1.66 2.75 1.79 74.62 Average: 0 27.08 0.00 1.35 1.71 1.85 68.02 Average: 1 18.26 0.00 2.33 1.78 1.61 76.02 Average: 2 13.05 0.00 1.40 4.69 1.80 79.07 Average: 3 18.33 0.00 1.55 2.82 1.91 75.39