---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1365 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 580 3846 0 3548 7096 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:c6:cb:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fec6:cbe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:3d:cb:6e 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-1365) 12/21/25 _x86_64_ (4 CPU) 14:37:45 LINUX RESTART (4 CPU) 14:38:01 tps rtps wtps bread/s bwrtn/s 14:39:01 153.60 68.98 84.62 5591.74 39512.85 14:40:01 62.18 0.22 61.96 23.19 9438.05 14:41:01 169.12 12.46 156.66 2233.36 61933.81 14:42:01 34.14 2.72 31.43 85.59 4275.82 Average: 104.76 21.09 83.67 1983.54 28789.77 14:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:39:01 5892188 7397980 2275240 27.86 36064 1651016 1003356 10.89 599864 1508664 54792 14:40:01 5611172 7364596 2556256 31.30 56408 1864384 1031280 11.19 648976 1712120 103552 14:41:01 4052344 7332932 4115084 50.38 94356 3265664 1510624 16.39 887464 2905700 67940 14:42:01 3959808 7284860 4207620 51.52 97864 3307072 1097136 11.90 998708 2889576 27148 Average: 4878878 7345092 3288550 40.26 71173 2522034 1160599 12.59 783753 2254015 63358 14:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:39:01 ens3 353.70 196.12 1045.45 62.96 0.00 0.00 0.00 0.00 14:39:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 ens3 70.48 57.58 709.93 6.60 0.00 0.00 0.00 0.00 14:40:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 14:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 ens3 325.56 182.70 6675.46 16.86 0.00 0.00 0.00 0.00 14:41:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 14:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 ens3 63.97 83.57 25.47 386.61 0.00 0.00 0.00 0.00 14:42:01 lo 6.40 6.40 0.56 0.56 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 203.43 129.99 2113.97 118.25 0.00 0.00 0.00 0.00 Average: lo 2.45 2.45 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1365) 12/21/25 _x86_64_ (4 CPU) 14:37:45 LINUX RESTART (4 CPU) 14:38:01 CPU %user %nice %system %iowait %steal %idle 14:39:01 all 18.91 0.00 3.31 5.07 2.83 69.88 14:39:01 0 11.88 0.00 1.96 5.76 2.34 78.07 14:39:01 1 31.77 0.00 3.05 3.56 2.91 58.71 14:39:01 2 14.21 0.00 2.56 9.60 3.31 70.32 14:39:01 3 17.86 0.00 5.63 1.34 2.76 72.41 14:40:01 all 19.25 0.00 1.14 2.20 1.27 76.15 14:40:01 0 14.77 0.00 0.71 0.23 0.91 83.37 14:40:01 1 31.49 0.00 1.86 0.57 1.76 64.32 14:40:01 2 19.09 0.00 1.24 7.81 1.79 70.07 14:40:01 3 11.67 0.00 0.73 0.15 0.63 86.82 14:41:01 all 22.69 0.00 7.64 2.92 5.20 61.55 14:41:01 0 20.47 0.00 6.17 1.89 4.91 66.57 14:41:01 1 28.88 0.00 7.09 0.25 5.27 58.52 14:41:01 2 21.75 0.00 7.50 4.02 5.11 61.63 14:41:01 3 19.63 0.00 9.86 5.54 5.54 59.42 14:42:01 all 22.00 0.00 1.66 1.09 1.96 73.29 14:42:01 0 19.18 0.00 1.42 0.26 1.85 77.28 14:42:01 1 44.07 0.00 2.36 2.59 2.70 48.28 14:42:01 2 6.06 0.00 1.20 1.01 1.16 90.56 14:42:01 3 18.72 0.00 1.65 0.48 2.09 77.06 Average: all 20.71 0.00 3.44 2.82 2.82 70.21 Average: 0 16.58 0.00 2.57 2.04 2.50 76.32 Average: 1 34.05 0.00 3.59 1.74 3.16 57.45 Average: 2 15.29 0.00 3.13 5.61 2.84 73.12 Average: 3 16.98 0.00 4.46 1.88 2.76 73.93