---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10240 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 9.0G 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 506 5332 0 2136 7193 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:f3:20:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fef3:204c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:1c:a8:f2 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-10240) 11/26/25 _x86_64_ (4 CPU) 08:10:42 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:02 157.62 69.15 88.47 5604.27 40142.68 08:13:01 61.00 0.15 60.84 26.57 9212.47 08:14:01 49.59 20.73 28.86 1333.11 4771.20 08:15:01 8.63 5.47 3.17 163.57 148.24 08:16:01 23.20 1.18 22.01 88.52 2701.95 Average: 60.00 19.40 40.60 1447.76 11401.57 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:02 5869924 7405172 2297496 28.13 37400 1677580 985604 10.69 592492 1533304 63324 08:13:01 5551784 7355788 2615636 32.03 57904 1910440 1025792 11.13 655960 1756136 129776 08:14:01 5596300 7445176 2571120 31.48 60856 1950748 931388 10.11 585940 1777588 32 08:15:01 5462320 7355852 2705100 33.12 60956 1994776 1161084 12.60 682228 1813760 38160 08:16:01 5460008 7364268 2707412 33.15 63412 2003332 1003264 10.89 688280 1811944 10208 Average: 5588067 7385251 2579353 31.58 56106 1907375 1021426 11.08 640980 1738546 48300 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:02 ens3 379.07 189.93 1108.22 62.85 0.00 0.00 0.00 0.00 08:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 ens3 57.44 45.14 687.70 5.60 0.00 0.00 0.00 0.00 08:14:01 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 12.41 10.18 17.39 1.98 0.00 0.00 0.00 0.00 08:15:01 lo 29.41 29.41 7.16 7.16 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 ens3 124.43 47.01 653.89 8.48 0.00 0.00 0.00 0.00 08:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 16.06 14.90 12.72 7.63 0.00 0.00 0.00 0.00 Average: lo 6.61 6.61 1.51 1.51 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 118.07 61.48 495.33 17.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10240) 11/26/25 _x86_64_ (4 CPU) 08:10:42 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:02 all 19.28 0.00 3.02 5.29 3.05 69.36 08:12:02 0 10.08 0.00 3.28 4.10 2.40 80.14 08:12:02 1 21.64 0.00 3.46 3.54 3.06 68.30 08:12:02 2 24.41 0.00 2.62 2.46 3.51 67.00 08:12:02 3 20.96 0.00 2.71 11.06 3.23 62.05 08:13:01 all 19.96 0.00 1.22 1.94 1.45 75.43 08:13:01 0 1.15 0.00 0.12 0.00 0.59 98.14 08:13:01 1 36.14 0.00 1.99 0.30 2.11 59.46 08:13:01 2 13.99 0.00 0.77 4.83 1.52 78.89 08:13:01 3 28.57 0.00 2.01 2.62 1.55 65.24 08:14:01 all 2.15 0.00 0.43 0.86 0.62 95.95 08:14:01 0 0.82 0.00 0.37 1.10 0.55 97.17 08:14:01 1 6.20 0.00 0.75 1.10 0.58 91.37 08:14:01 2 0.40 0.00 0.22 0.23 0.53 98.62 08:14:01 3 1.19 0.00 0.38 1.00 0.80 96.63 08:15:01 all 4.75 0.00 14.18 0.16 2.85 78.07 08:15:01 0 4.64 0.00 14.06 0.02 2.43 78.86 08:15:01 1 5.06 0.00 14.30 0.43 2.80 77.41 08:15:01 2 4.28 0.00 14.11 0.03 2.89 78.69 08:15:01 3 5.04 0.00 14.23 0.13 3.28 77.32 08:16:01 all 20.70 0.00 1.00 0.83 1.72 75.74 08:16:01 0 6.06 0.00 0.70 0.38 0.96 91.90 08:16:01 1 10.68 0.00 1.03 0.61 1.13 86.55 08:16:01 2 9.56 0.00 0.81 0.56 1.70 87.37 08:16:01 3 56.52 0.00 1.49 1.77 3.10 37.12 Average: all 13.36 0.00 3.98 1.82 1.94 78.90 Average: 0 4.57 0.00 3.72 1.12 1.39 89.20 Average: 1 15.88 0.00 4.31 1.20 1.94 76.67 Average: 2 10.54 0.00 3.71 1.62 2.04 82.10 Average: 3 22.43 0.00 4.17 3.33 2.40 67.67