---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1441 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 11G 9.0G 54% / 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 564 3860 0 3550 7112 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:f2:d7:a6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fef2:d7a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:25:a8:cf 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-1441) 12/22/25 _x86_64_ (4 CPU) 19:26:44 LINUX RESTART (4 CPU) 19:27:01 tps rtps wtps bread/s bwrtn/s 19:28:02 150.06 68.89 81.17 5574.67 39442.64 19:29:01 61.28 0.22 61.06 23.59 9043.48 19:30:01 172.33 12.50 159.83 2232.80 62312.00 19:31:01 31.27 0.63 30.64 47.85 4235.79 Average: 103.91 20.65 83.26 1977.78 28838.52 19:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:28:02 5886544 7396300 2280884 27.93 36164 1654704 1016108 11.03 599804 1512608 51916 19:29:01 5627764 7378532 2539664 31.10 56164 1862596 1029316 11.17 630332 1712632 93540 19:30:01 4082144 7357884 4085284 50.02 94388 3261104 1436736 15.59 849096 2911968 60052 19:31:01 3967636 7301456 4199792 51.42 97856 3316480 1082956 11.75 979844 2898632 33888 Average: 4891022 7358543 3276406 40.12 71143 2523721 1141279 12.38 764769 2258960 59849 19:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:28:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:28:02 ens3 428.43 241.69 1051.88 67.14 0.00 0.00 0.00 0.00 19:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:29:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:29:01 ens3 71.63 58.13 721.97 6.64 0.00 0.00 0.00 0.00 19:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 19:30:01 ens3 312.42 190.33 6664.98 17.38 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 lo 5.33 5.33 0.47 0.47 0.00 0.00 0.00 0.00 19:31:01 ens3 53.68 74.86 21.15 376.11 0.00 0.00 0.00 0.00 19:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.19 2.19 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 217.14 141.60 2120.54 117.29 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-1441) 12/22/25 _x86_64_ (4 CPU) 19:26:44 LINUX RESTART (4 CPU) 19:27:01 CPU %user %nice %system %iowait %steal %idle 19:28:02 all 17.51 0.00 2.65 4.97 2.47 72.39 19:28:02 0 11.24 0.00 4.78 8.29 2.40 73.28 19:28:02 1 19.63 0.00 1.92 3.41 2.39 72.65 19:28:02 2 27.68 0.00 2.04 2.71 2.69 64.88 19:28:02 3 11.51 0.00 1.90 5.45 2.40 78.73 19:29:01 all 19.02 0.00 1.12 2.33 1.53 76.00 19:29:01 0 6.32 0.00 0.49 1.11 0.64 91.44 19:29:01 1 3.11 0.00 0.29 0.05 1.16 95.39 19:29:01 2 64.77 0.00 3.10 1.00 3.30 27.83 19:29:01 3 2.11 0.00 0.61 7.17 1.05 89.07 19:30:01 all 23.52 0.00 7.97 3.10 4.48 60.92 19:30:01 0 22.80 0.00 7.87 1.43 4.32 63.58 19:30:01 1 20.36 0.00 9.11 3.36 4.47 62.71 19:30:01 2 32.06 0.00 9.32 3.15 5.09 50.38 19:30:01 3 18.86 0.00 5.63 4.47 4.05 66.99 19:31:01 all 21.44 0.00 1.62 0.92 2.09 73.93 19:31:01 0 35.09 0.00 2.20 0.53 2.28 59.89 19:31:01 1 38.87 0.00 2.44 2.45 2.55 53.69 19:31:01 2 7.71 0.00 0.91 0.17 1.47 89.74 19:31:01 3 4.14 0.00 0.89 0.51 2.06 92.39 Average: all 20.38 0.00 3.35 2.83 2.65 70.79 Average: 0 18.92 0.00 3.85 2.85 2.42 71.97 Average: 1 20.55 0.00 3.45 2.33 2.65 71.03 Average: 2 32.89 0.00 3.85 1.76 3.14 58.37 Average: 3 9.19 0.00 2.26 4.38 2.40 81.77