---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6660 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 9.7G 50% / 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 518 4614 0 2843 7159 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:1b:bd:61 brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fe1b:bd61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7f:52:8f:61 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 inet6 fe80::42:7fff:fe52:8f61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6660) 07/25/26 _x86_64_ (4 CPU) 10:32:15 LINUX RESTART (4 CPU) 10:33:01 tps rtps wtps bread/s bwrtn/s 10:34:01 53.36 8.45 44.91 281.02 5403.37 10:35:01 111.21 12.55 98.67 2261.25 15731.29 10:36:01 298.45 0.10 298.35 9.86 25461.80 10:37:01 37.91 0.25 37.66 12.80 2483.45 10:38:01 22.18 0.40 21.78 32.79 1502.95 Average: 104.64 4.35 100.29 519.57 10117.78 10:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:34:01 5719980 7419840 2447440 29.97 52448 1818732 991408 10.76 583632 1674928 157808 10:35:01 5213388 7320956 2954032 36.17 66708 2196360 1378200 14.95 807784 1920500 149440 10:36:01 4757044 7335960 3410376 41.76 94844 2616360 1315788 14.28 868292 2274708 42296 10:37:01 4729216 7327040 3438204 42.10 98616 2628592 1063580 11.54 1341344 1827700 6968 10:38:01 4723576 7326396 3443844 42.17 99880 2631520 1060948 11.51 1349180 1824752 9880 Average: 5028641 7346038 3138779 38.43 82499 2378313 1161985 12.61 990046 1904518 73278 10:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:34:01 ens3 86.32 72.69 955.88 7.28 0.00 0.00 0.00 0.00 10:34:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 10:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 ens3 216.14 154.77 1388.58 15.25 0.00 0.00 0.00 0.00 10:35:01 lo 1.93 1.93 0.18 0.18 0.00 0.00 0.00 0.00 10:35:01 docker0 88.00 132.51 4.78 676.20 0.00 0.00 0.00 0.00 10:35:01 vetha8e802a 88.00 132.64 5.98 676.21 0.00 0.00 0.00 0.06 10:36:01 vethfd1bb72 12.84 15.29 1.11 157.50 0.00 0.00 0.00 0.01 10:36:01 ens3 202.83 145.08 1543.55 14.21 0.00 0.00 0.00 0.00 10:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:36:01 docker0 130.20 186.14 8.23 1540.09 0.00 0.00 0.00 0.00 10:37:01 ens3 258.67 477.44 54.14 3705.51 0.00 0.00 0.00 0.00 10:37:01 lo 3.00 3.00 0.26 0.26 0.00 0.00 0.00 0.00 10:37:01 docker0 4.87 5.65 0.36 26.92 0.00 0.00 0.00 0.00 10:38:01 ens3 12.36 12.68 10.10 6.12 0.00 0.00 0.00 0.00 10:38:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 155.27 172.53 790.52 749.60 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.11 0.11 0.00 0.00 0.00 0.00 Average: docker0 44.62 64.87 2.67 448.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6660) 07/25/26 _x86_64_ (4 CPU) 10:32:15 LINUX RESTART (4 CPU) 10:33:01 CPU %user %nice %system %iowait %steal %idle 10:34:01 all 19.99 0.00 1.27 1.85 0.60 76.28 10:34:01 0 37.13 0.00 2.03 0.40 0.98 59.45 10:34:01 1 8.22 0.00 0.62 0.98 0.48 89.70 10:34:01 2 9.38 0.00 0.67 5.88 0.37 83.71 10:34:01 3 25.21 0.00 1.75 0.18 0.58 72.27 10:35:01 all 18.66 0.00 2.06 2.91 0.61 75.76 10:35:01 0 9.61 0.00 1.54 0.33 0.44 88.08 10:35:01 1 12.89 0.00 2.13 0.77 0.45 83.75 10:35:01 2 19.27 0.00 1.79 3.50 0.65 74.79 10:35:01 3 32.87 0.00 2.80 7.02 0.89 56.42 10:36:01 all 11.63 0.00 4.38 8.24 0.57 75.19 10:36:01 0 17.13 0.00 4.12 3.43 0.66 74.67 10:36:01 1 14.67 0.00 4.90 5.24 0.72 74.46 10:36:01 2 6.46 0.00 4.29 11.74 0.52 76.99 10:36:01 3 8.24 0.00 4.20 12.55 0.39 74.62 10:37:01 all 28.24 0.00 2.06 0.97 0.65 68.08 10:37:01 0 35.84 0.00 1.71 0.79 0.77 60.90 10:37:01 1 29.37 0.00 3.07 0.59 0.77 66.20 10:37:01 2 23.62 0.00 1.76 0.98 0.60 73.04 10:37:01 3 24.18 0.00 1.69 1.54 0.47 72.13 10:38:01 all 19.49 0.00 0.95 0.69 0.53 78.33 10:38:01 0 30.76 0.00 1.00 0.73 0.70 66.81 10:38:01 1 26.53 0.00 1.13 1.60 0.72 70.01 10:38:01 2 13.82 0.00 0.98 0.43 0.38 84.38 10:38:01 3 6.92 0.00 0.70 0.02 0.33 92.03 Average: all 19.61 0.00 2.14 2.93 0.59 74.73 Average: 0 26.11 0.00 2.08 1.13 0.71 69.97 Average: 1 18.34 0.00 2.37 1.83 0.63 76.84 Average: 2 14.53 0.00 1.89 4.49 0.50 78.58 Average: 3 19.48 0.00 2.22 4.24 0.53 73.53