---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1247 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: 2799.998 BogoMIPS: 5599.99 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.3G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 474 920 0 2548 3194 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:69:db:1a brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe69:db1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:fa:d8:bb 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-1247) 07/25/25 _x86_64_ (4 CPU) 10:17:37 LINUX RESTART (4 CPU) 10:18:01 tps rtps wtps bread/s bwrtn/s 10:19:01 151.37 67.46 83.92 5486.95 40080.94 10:20:01 61.89 4.68 57.21 839.33 9204.87 10:21:01 106.65 8.23 98.42 1448.98 24304.83 10:22:01 18.28 0.40 17.88 32.79 1428.70 Average: 84.55 20.19 64.36 1951.99 18755.06 10:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:19:01 1728552 3289608 2310100 57.20 39300 1684972 953548 18.74 607456 1538376 72808 10:20:01 1533520 3363332 2505132 62.03 58640 1918348 859952 16.90 553780 1752432 122324 10:21:01 917028 3240660 3121624 77.29 75668 2378152 1005140 19.76 745436 2142660 9128 10:22:01 921824 3249516 3116828 77.17 77484 2380164 998484 19.63 742752 2139908 11208 Average: 1275231 3285779 2763421 68.42 62773 2090409 954281 18.76 662356 1893344 53867 10:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:19:01 ens3 346.63 197.30 1244.21 64.71 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 10:20:01 ens3 43.34 35.43 527.89 6.39 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:21:01 ens3 382.09 148.40 2477.99 16.69 0.00 0.00 0.00 0.00 10:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:22:01 ens3 12.38 12.81 9.40 6.01 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 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 196.12 98.49 1064.93 23.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1247) 07/25/25 _x86_64_ (4 CPU) 10:17:37 LINUX RESTART (4 CPU) 10:18:01 CPU %user %nice %system %iowait %steal %idle 10:19:01 all 21.70 0.00 2.60 4.76 1.58 69.36 10:19:01 0 27.28 0.00 4.70 3.90 1.48 62.63 10:19:01 1 14.17 0.00 1.05 1.32 1.00 82.46 10:19:01 2 24.93 0.00 2.28 4.21 2.31 66.26 10:19:01 3 20.40 0.00 2.41 9.62 1.50 66.07 10:20:01 all 20.80 0.00 1.40 1.64 1.20 74.96 10:20:01 0 40.32 0.00 2.37 0.37 1.37 55.58 10:20:01 1 19.86 0.00 1.28 0.43 0.90 77.52 10:20:01 2 12.12 0.00 0.91 1.02 1.84 84.10 10:20:01 3 10.99 0.00 1.03 4.76 0.67 82.54 10:21:01 all 19.20 0.00 4.22 2.18 1.48 72.92 10:21:01 0 11.16 0.00 3.60 0.50 1.42 83.33 10:21:01 1 21.30 0.00 5.22 1.58 1.45 70.45 10:21:01 2 23.12 0.00 4.96 1.34 1.69 68.89 10:21:01 3 21.20 0.00 3.13 5.27 1.38 69.02 10:22:01 all 20.90 0.00 0.92 0.81 1.34 76.03 10:22:01 0 22.05 0.00 0.88 0.07 1.33 75.68 10:22:01 1 11.54 0.00 0.46 0.43 1.49 86.08 10:22:01 2 10.74 0.00 1.05 2.26 0.91 85.04 10:22:01 3 39.32 0.00 1.24 0.48 1.66 57.29 Average: all 20.65 0.00 2.28 2.35 1.40 73.32 Average: 0 25.20 0.00 2.88 1.21 1.40 69.31 Average: 1 16.71 0.00 2.00 0.94 1.21 79.15 Average: 2 17.72 0.00 2.29 2.21 1.69 76.09 Average: 3 22.99 0.00 1.95 5.03 1.30 68.72