---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1955 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 9.9G 9.4G 52% / 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 520 4280 0 3174 7155 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:cc:f7:ad brd ff:ff:ff:ff:ff:ff inet 10.32.6.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fecc:f7ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:70:c2:3c:c9 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-1955) 12/29/25 _x86_64_ (4 CPU) 08:56:47 LINUX RESTART (4 CPU) 08:57:01 tps rtps wtps bread/s bwrtn/s 08:58:01 156.28 69.35 86.93 5614.67 40261.48 08:59:01 59.85 0.22 59.63 23.19 8649.78 09:00:01 151.29 12.95 138.34 2297.62 51238.39 09:01:01 19.53 0.40 19.13 32.79 1469.36 Average: 96.73 20.73 76.01 1991.83 25403.44 08:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:58:01 5851372 7383540 2316056 28.36 38300 1672856 1027188 11.15 613812 1528628 60008 08:59:01 5557316 7362116 2610112 31.96 60236 1906944 1022744 11.10 641116 1761908 129392 09:00:01 4348556 7284348 3818872 46.76 88424 2953408 1102180 11.96 800696 2727700 7220 09:01:01 4343272 7285396 3824156 46.82 91188 2955848 1099068 11.93 807104 2725244 11264 Average: 5025129 7328850 3142299 38.47 69537 2372264 1062795 11.53 715682 2185870 51971 08:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:58:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 ens3 408.25 218.22 1141.35 65.57 0.00 0.00 0.00 0.00 08:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 ens3 57.58 50.32 708.18 6.10 0.00 0.00 0.00 0.00 09:00:01 lo 4.47 4.47 0.42 0.42 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 ens3 714.20 273.24 5734.32 121.75 0.00 0.00 0.00 0.00 09:01:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 ens3 12.03 12.98 9.19 6.08 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 0.16 0.16 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 298.00 138.68 1898.24 49.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1955) 12/29/25 _x86_64_ (4 CPU) 08:56:47 LINUX RESTART (4 CPU) 08:57:01 CPU %user %nice %system %iowait %steal %idle 08:58:01 all 19.46 0.00 2.87 4.79 1.11 71.77 08:58:01 0 33.77 0.00 2.84 3.22 1.17 59.00 08:58:01 1 8.15 0.00 1.95 8.92 1.02 79.96 08:58:01 2 10.37 0.00 4.36 1.85 1.02 82.40 08:58:01 3 25.57 0.00 2.32 5.20 1.24 65.67 08:59:01 all 20.75 0.00 1.20 1.70 0.85 75.50 08:59:01 0 40.62 0.00 1.99 0.23 1.10 56.06 08:59:01 1 12.45 0.00 0.86 0.18 1.03 85.47 08:59:01 2 0.27 0.00 0.13 0.43 0.18 98.98 08:59:01 3 29.72 0.00 1.82 5.99 1.07 61.41 09:00:01 all 20.93 0.00 5.72 2.91 1.22 69.21 09:00:01 0 26.77 0.00 5.04 1.97 1.25 64.96 09:00:01 1 10.77 0.00 6.11 4.84 1.30 76.99 09:00:01 2 28.53 0.00 5.22 3.09 1.35 61.81 09:00:01 3 17.69 0.00 6.53 1.71 0.98 73.08 09:01:01 all 21.56 0.00 0.90 0.54 0.74 76.26 09:01:01 0 5.42 0.00 0.62 0.38 0.50 93.07 09:01:01 1 26.70 0.00 0.97 0.07 0.92 71.35 09:01:01 2 40.56 0.00 1.20 1.68 1.13 55.42 09:01:01 3 13.52 0.00 0.82 0.02 0.42 85.23 Average: all 20.68 0.00 2.66 2.48 0.98 73.20 Average: 0 26.65 0.00 2.61 1.45 1.00 68.28 Average: 1 14.53 0.00 2.46 3.49 1.06 78.45 Average: 2 19.90 0.00 2.72 1.76 0.92 74.70 Average: 3 21.64 0.00 2.86 3.23 0.93 71.35