---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1519 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 9.6G 9.6G 51% / 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 510 4595 0 2869 7172 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:fa:6c:3a brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fefa:6c3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:a3:d5:cb 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-1519) 10/31/26 _x86_64_ (4 CPU) 03:05:30 LINUX RESTART (4 CPU) 03:06:02 tps rtps wtps bread/s bwrtn/s 03:07:01 135.15 52.21 82.94 4041.62 8543.38 03:08:01 108.45 40.23 68.22 2353.87 14528.38 03:09:01 9.07 0.05 9.02 0.40 4534.04 03:10:01 45.11 11.85 33.26 848.53 11175.87 Average: 74.19 25.97 48.21 1801.77 9700.24 03:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 5697280 7424976 2470140 30.24 53172 1843212 966016 10.48 565292 1710308 189348 03:08:01 5067816 7200116 3099604 37.95 67392 2218812 1157092 12.56 838800 2036252 119780 03:09:01 5042764 7191352 3124656 38.26 70792 2229512 1165080 12.64 850876 2044292 8500 03:10:01 4686612 7323476 3480808 42.62 76612 2702828 1033832 11.22 887380 2346920 173260 Average: 5123618 7284980 3043802 37.27 66992 2248591 1080505 11.72 785587 2034443 122722 03:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 ens3 444.01 293.19 1869.40 74.50 0.00 0.00 0.00 0.00 03:08:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 ens3 173.67 162.27 2742.88 27.41 0.00 0.00 0.00 0.00 03:09:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 ens3 42.04 51.96 101.50 14.64 0.00 0.00 0.00 0.00 03:10:01 lo 1.57 1.57 0.60 0.60 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 ens3 188.34 172.37 3096.51 30.41 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.21 0.21 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: ens3 211.04 169.43 1952.92 36.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1519) 10/31/26 _x86_64_ (4 CPU) 03:05:30 LINUX RESTART (4 CPU) 03:06:02 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 21.05 0.00 1.81 4.12 0.07 72.95 03:07:01 0 11.83 0.00 1.56 7.80 0.05 78.76 03:07:01 1 5.20 0.00 1.23 5.35 0.05 88.17 03:07:01 2 51.00 0.00 2.64 1.11 0.12 45.14 03:07:01 3 16.17 0.00 1.82 2.21 0.05 79.75 03:08:01 all 19.47 0.00 1.23 2.37 0.06 76.87 03:08:01 0 11.83 0.00 1.00 2.99 0.03 84.14 03:08:01 1 15.89 0.00 0.82 2.98 0.05 80.26 03:08:01 2 11.24 0.00 1.04 3.06 0.03 84.63 03:08:01 3 38.98 0.00 2.06 0.45 0.08 58.43 03:09:01 all 3.35 0.00 0.27 0.14 0.03 96.22 03:09:01 0 2.21 0.00 0.32 0.38 0.03 97.06 03:09:01 1 5.49 0.00 0.44 0.15 0.05 93.87 03:09:01 2 1.47 0.00 0.10 0.00 0.02 98.42 03:09:01 3 4.23 0.00 0.28 0.02 0.03 95.44 03:10:01 all 41.70 0.00 1.59 1.00 0.09 55.62 03:10:01 0 48.51 0.00 1.49 2.24 0.10 47.67 03:10:01 1 35.97 0.00 1.19 0.20 0.07 62.57 03:10:01 2 53.87 0.00 1.95 0.22 0.12 43.84 03:10:01 3 28.40 0.00 1.72 1.34 0.08 68.45 Average: all 21.39 0.00 1.22 1.90 0.06 75.43 Average: 0 18.63 0.00 1.09 3.33 0.05 76.89 Average: 1 15.68 0.00 0.92 2.16 0.05 81.19 Average: 2 29.28 0.00 1.43 1.09 0.07 68.13 Average: 3 21.96 0.00 1.47 1.00 0.06 75.51