---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1994 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 9.0G 11G 47% / 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 491 5364 0 2119 7208 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:e6:44:59 brd ff:ff:ff:ff:ff:ff inet 10.32.6.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fee6:4459/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:98:22:e2 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-1994) 12/29/25 _x86_64_ (4 CPU) 21:33:43 LINUX RESTART (4 CPU) 21:34:01 tps rtps wtps bread/s bwrtn/s 21:35:01 158.75 69.03 89.72 5594.67 40510.11 21:36:01 64.48 4.20 60.28 804.00 8908.67 21:37:01 52.62 8.85 43.77 1502.70 4964.21 Average: 91.95 27.36 64.59 2633.99 18128.69 21:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:35:01 5866408 7409532 2301012 28.17 39396 1682500 996612 10.81 589912 1537516 61620 21:36:01 5617020 7449148 2550400 31.23 60280 1933884 1028468 11.16 572564 1772160 126660 21:37:01 5518044 7402344 2649376 32.44 62672 1984176 986484 10.70 668000 1775988 24836 Average: 5667157 7420341 2500263 30.61 54116 1866853 1003855 10.89 610159 1695221 71039 21:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:35:01 ens3 382.82 191.65 1190.95 63.77 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 21:36:01 ens3 54.62 45.00 663.12 6.17 0.00 0.00 0.00 0.00 21:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 21:37:01 ens3 21.53 20.06 16.31 9.20 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 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 153.00 85.58 623.46 26.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1994) 12/29/25 _x86_64_ (4 CPU) 21:33:43 LINUX RESTART (4 CPU) 21:34:01 CPU %user %nice %system %iowait %steal %idle 21:35:01 all 19.93 0.00 2.82 5.02 1.11 71.11 21:35:01 0 29.46 0.00 1.80 3.14 1.22 64.39 21:35:01 1 24.57 0.00 5.16 2.54 1.27 66.46 21:35:01 2 7.58 0.00 2.14 9.35 0.92 80.01 21:35:01 3 18.12 0.00 2.19 5.04 1.05 73.61 21:36:01 all 20.57 0.00 1.26 1.70 1.00 75.47 21:36:01 0 18.25 0.00 1.22 0.53 0.58 79.41 21:36:01 1 16.60 0.00 1.33 4.56 0.98 76.52 21:36:01 2 21.78 0.00 0.98 0.67 0.93 75.64 21:36:01 3 25.62 0.00 1.53 1.06 1.49 70.30 21:37:01 all 20.84 0.00 1.29 1.49 0.92 75.47 21:37:01 0 14.09 0.00 1.58 2.37 0.52 81.44 21:37:01 1 28.30 0.00 1.08 0.91 1.26 68.44 21:37:01 2 10.57 0.00 1.30 1.93 0.73 85.47 21:37:01 3 30.37 0.00 1.15 0.77 1.15 66.57 Average: all 20.45 0.00 1.79 2.74 1.01 74.02 Average: 0 20.60 0.00 1.53 2.01 0.77 75.08 Average: 1 23.16 0.00 2.52 2.67 1.17 70.48 Average: 2 13.31 0.00 1.47 3.98 0.86 80.38 Average: 3 24.71 0.00 1.62 2.28 1.23 70.16