---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9883 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 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: 7976 497 4638 0 2840 7179 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:f1:f3:15 brd ff:ff:ff:ff:ff:ff inet 10.32.6.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fef1:f315/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:45:56:b6 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-9883) 11/22/25 _x86_64_ (4 CPU) 04:51:49 LINUX RESTART (4 CPU) 04:52:01 tps rtps wtps bread/s bwrtn/s 04:53:01 150.99 69.06 81.94 5607.47 39581.55 04:54:01 57.62 0.25 57.37 27.86 8779.34 04:55:01 106.53 12.80 93.73 2265.49 30762.87 04:56:01 21.44 0.72 20.73 37.99 1379.81 Average: 84.14 20.70 63.44 1984.62 20125.11 04:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:53:01 5894972 7397368 2272456 27.82 35460 1648444 1021408 11.08 598204 1506420 46628 04:54:01 5642908 7379752 2524520 30.91 55356 1850072 1024352 11.11 627140 1702892 93456 04:55:01 4816708 7413752 3350720 41.03 73936 2660900 984316 10.68 647876 2445772 26348 04:56:01 4756116 7358376 3411312 41.77 75948 2663708 1043572 11.32 709372 2444880 9792 Average: 5277676 7387312 2889752 35.38 60175 2205781 1018412 11.05 645648 2024991 44056 04:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:53:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 04:53:01 ens3 383.15 191.40 1052.30 63.35 0.00 0.00 0.00 0.00 04:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 04:54:01 ens3 56.04 45.86 706.16 5.86 0.00 0.00 0.00 0.00 04:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 04:55:01 ens3 547.99 128.40 4042.14 16.11 0.00 0.00 0.00 0.00 04:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 04:56:01 ens3 8.86 10.38 6.46 4.75 0.00 0.00 0.00 0.00 04:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 249.00 94.01 1451.70 22.52 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-9883) 11/22/25 _x86_64_ (4 CPU) 04:51:49 LINUX RESTART (4 CPU) 04:52:01 CPU %user %nice %system %iowait %steal %idle 04:53:01 all 17.55 0.00 3.06 4.97 1.35 73.08 04:53:01 0 21.82 0.00 2.45 5.58 1.42 68.73 04:53:01 1 19.77 0.00 3.31 1.19 1.17 74.57 04:53:01 2 16.76 0.00 4.34 7.20 1.41 70.29 04:53:01 3 11.85 0.00 2.16 5.89 1.38 78.71 04:54:01 all 19.97 0.00 1.23 1.99 1.33 75.48 04:54:01 0 15.57 0.00 0.91 0.10 0.83 82.58 04:54:01 1 13.25 0.00 0.78 0.70 0.83 84.44 04:54:01 2 50.48 0.00 2.62 0.63 1.95 44.32 04:54:01 3 0.84 0.00 0.61 6.44 1.70 90.42 04:55:01 all 18.58 0.00 2.53 2.00 1.38 75.51 04:55:01 0 14.56 0.00 1.52 0.61 1.63 81.67 04:55:01 1 47.51 0.00 3.94 4.14 2.18 42.25 04:55:01 2 10.78 0.00 3.64 0.52 0.98 84.09 04:55:01 3 1.69 0.00 1.05 2.76 0.75 93.75 04:56:01 all 21.25 0.00 0.85 0.68 1.21 76.01 04:56:01 0 73.00 0.00 1.87 0.52 2.42 22.19 04:56:01 1 0.68 0.00 0.25 0.00 0.78 98.29 04:56:01 2 0.56 0.00 0.18 0.45 1.14 97.67 04:56:01 3 11.08 0.00 1.08 1.76 0.52 85.56 Average: all 19.34 0.00 1.92 2.41 1.32 75.02 Average: 0 31.19 0.00 1.69 1.70 1.58 63.85 Average: 1 20.23 0.00 2.06 1.50 1.24 74.97 Average: 2 19.61 0.00 2.69 2.20 1.37 74.13 Average: 3 6.35 0.00 1.22 4.22 1.09 87.12