---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2143 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 12G 7.5G 61% / 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 649 2075 0 5250 7027 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:07:f4:42 brd ff:ff:ff:ff:ff:ff inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:fe07:f442/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:03:fe:89:09 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-2143) 08/27/25 _x86_64_ (4 CPU) 10:02:45 LINUX RESTART (4 CPU) 10:03:01 tps rtps wtps bread/s bwrtn/s 10:04:01 152.97 69.09 83.89 5579.47 39747.13 10:05:01 60.16 0.15 60.01 26.12 9043.25 10:06:01 147.57 12.90 134.67 2249.60 80713.47 10:07:01 194.80 0.48 194.32 20.79 51442.59 10:08:01 89.24 0.90 88.34 34.79 6159.64 Average: 128.95 16.70 112.24 1582.03 37419.29 10:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:04:01 5899432 7421468 2267996 27.77 37320 1664688 978044 10.61 577820 1520504 64500 10:05:01 5603096 7371816 2564332 31.40 56672 1878216 1011600 10.98 641076 1725780 109816 10:06:01 3095364 7382356 5072064 62.10 110876 4194976 1204092 13.07 694516 3995676 715872 10:07:01 2282744 7248472 5884684 72.05 142928 4775004 1283500 13.93 1105492 4326116 76 10:08:01 2157304 7222572 6010124 73.59 150672 4860100 1160256 12.59 1269796 4279572 26416 Average: 3807588 7329337 4359840 53.38 99694 3474597 1127498 12.23 857740 3169530 183336 10:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:04:01 ens3 372.54 210.40 1081.43 64.66 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 10:05:01 ens3 50.32 41.07 661.43 5.77 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 10:06:01 ens3 548.43 313.13 11983.86 25.03 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:07:01 ens3 319.03 215.59 1486.92 20.48 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 lo 3.20 3.20 0.28 0.28 0.00 0.00 0.00 0.00 10:08:01 ens3 246.21 276.20 711.73 1419.26 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 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 307.29 211.27 3184.64 307.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2143) 08/27/25 _x86_64_ (4 CPU) 10:02:45 LINUX RESTART (4 CPU) 10:03:01 CPU %user %nice %system %iowait %steal %idle 10:04:01 all 18.96 0.00 2.91 5.04 1.32 71.76 10:04:01 0 24.99 0.00 2.31 7.07 1.29 64.34 10:04:01 1 14.66 0.00 2.03 5.77 0.98 76.55 10:04:01 2 14.17 0.00 2.29 5.80 1.46 76.27 10:04:01 3 22.04 0.00 5.01 1.56 1.55 69.84 10:05:01 all 20.55 0.00 1.26 1.81 0.98 75.40 10:05:01 0 7.88 0.00 0.37 0.23 0.78 90.74 10:05:01 1 21.65 0.00 1.33 0.18 0.88 75.95 10:05:01 2 42.30 0.00 2.37 5.16 1.55 48.63 10:05:01 3 10.47 0.00 0.95 1.66 0.68 86.24 10:06:01 all 22.59 0.00 10.37 2.31 2.54 62.19 10:06:01 0 15.99 0.00 9.41 6.61 2.63 65.35 10:06:01 1 18.59 0.00 11.61 0.89 2.37 66.54 10:06:01 2 28.59 0.00 9.24 1.03 2.64 58.49 10:06:01 3 27.22 0.00 11.21 0.68 2.52 58.38 10:07:01 all 31.46 0.00 7.78 4.95 2.38 53.43 10:07:01 0 32.61 0.00 7.97 4.67 2.74 52.01 10:07:01 1 30.50 0.00 6.54 2.34 2.39 58.24 10:07:01 2 32.63 0.00 8.25 6.61 2.01 50.49 10:07:01 3 30.08 0.00 8.40 6.19 2.37 52.96 10:08:01 all 22.41 0.00 2.64 2.26 1.18 71.51 10:08:01 0 20.76 0.00 2.69 2.87 1.19 72.49 10:08:01 1 12.67 0.00 1.90 0.82 0.93 83.68 10:08:01 2 42.43 0.00 3.41 4.04 1.74 48.38 10:08:01 3 13.81 0.00 2.56 1.31 0.88 81.43 Average: all 23.19 0.00 4.97 3.27 1.68 66.89 Average: 0 20.42 0.00 4.53 4.28 1.72 69.05 Average: 1 19.61 0.00 4.67 2.00 1.51 72.20 Average: 2 32.02 0.00 5.09 4.54 1.88 56.47 Average: 3 20.69 0.00 5.61 2.28 1.59 69.83