---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1511 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 9.3G 10G 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: 7975 496 4834 0 2644 7191 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:35:cb:bf brd ff:ff:ff:ff:ff:ff inet 10.32.6.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe35:cbbf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:2b:90:b5 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-1511) 12/23/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:02 153.48 69.50 83.98 5628.00 39736.55 17:35:01 61.05 0.12 60.93 21.82 9321.31 17:36:01 191.35 133.78 57.57 7000.30 21549.48 17:37:01 28.97 0.93 28.04 78.91 4437.85 Average: 108.91 51.29 57.62 3195.11 18798.92 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:02 5887144 7403600 2280276 27.92 37356 1659560 979384 10.63 595476 1515868 64516 17:35:01 5580596 7358092 2586824 31.67 57512 1885664 1025860 11.13 654320 1732816 118456 17:36:01 4991944 7390656 3175476 38.88 74060 2474160 969096 10.52 987092 1953656 98116 17:37:01 4965664 7385556 3201756 39.20 76764 2491844 985432 10.69 1000364 1964856 19200 Average: 5356337 7384476 2811083 34.42 61423 2127807 989943 10.74 809313 1791799 75072 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 17:34:02 ens3 391.53 196.00 1074.74 63.84 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:35:01 ens3 65.27 54.83 690.91 6.24 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 lo 2.93 2.93 0.29 0.29 0.00 0.00 0.00 0.00 17:36:01 ens3 192.78 107.23 758.49 11.70 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 17:37:01 ens3 11.50 12.33 9.05 5.96 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 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 165.67 92.75 633.02 22.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1511) 12/23/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:02 all 18.77 0.00 2.85 5.41 2.70 70.28 17:34:02 0 40.62 0.00 5.87 6.35 3.16 44.01 17:34:02 1 11.86 0.00 1.93 5.58 2.08 78.55 17:34:02 2 8.33 0.00 1.56 4.15 2.81 83.15 17:34:02 3 14.30 0.00 2.03 5.53 2.76 75.39 17:35:01 all 19.50 0.00 1.21 2.10 1.30 75.89 17:35:01 0 38.58 0.00 2.18 0.46 1.69 57.09 17:35:01 1 8.66 0.00 0.73 0.08 0.51 90.02 17:35:01 2 13.10 0.00 1.09 1.20 1.68 82.92 17:35:01 3 17.69 0.00 0.85 6.67 1.34 73.46 17:36:01 all 26.40 1.75 5.70 7.32 5.17 53.66 17:36:01 0 29.87 0.00 5.21 5.82 4.98 54.13 17:36:01 1 25.93 4.91 6.46 6.92 5.34 50.44 17:36:01 2 25.29 0.00 5.52 8.28 5.30 55.61 17:36:01 3 24.51 2.06 5.62 8.27 5.06 54.50 17:37:01 all 20.47 0.00 0.86 0.96 1.22 76.49 17:37:01 0 39.57 0.00 1.10 0.33 1.45 57.56 17:37:01 1 27.21 0.00 0.68 0.40 1.62 70.09 17:37:01 2 9.57 0.00 1.01 3.13 1.06 85.22 17:37:01 3 5.51 0.00 0.63 0.02 0.75 93.09 Average: all 21.30 0.44 2.67 3.96 2.61 69.01 Average: 0 37.14 0.00 3.60 3.26 2.83 53.18 Average: 1 18.49 1.24 2.47 3.27 2.40 72.13 Average: 2 14.10 0.00 2.31 4.21 2.73 76.66 Average: 3 15.51 0.52 2.29 5.12 2.49 74.07