---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1981 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 9.3G 10G 49% / 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 494 4832 0 2649 7194 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:6b:34:47 brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe6b:3447/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:de:cd:93:69 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-1981) 12/29/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:02 155.37 69.36 86.02 5619.20 39902.43 17:35:01 58.52 0.12 58.40 21.82 8786.99 17:36:01 184.60 124.07 60.53 6992.53 22163.73 17:37:01 24.48 0.93 23.55 78.92 3753.11 Average: 105.94 48.82 57.12 3191.03 18692.27 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:02 5876576 7402240 2290844 28.05 38004 1668016 993444 10.78 596028 1524396 63664 17:35:01 5653572 7443984 2513848 30.78 58692 1895484 926312 10.05 558052 1751352 123172 17:36:01 4964492 7368144 3202928 39.22 74428 2478668 1002652 10.88 1010312 1957848 78552 17:37:01 4977892 7392836 3189528 39.05 77428 2486736 965588 10.48 992520 1960688 9440 Average: 5368133 7401801 2799287 34.27 62138 2132226 971999 10.55 789228 1798571 68707 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 17:34:02 ens3 403.57 226.53 1101.24 65.97 0.00 0.00 0.00 0.00 17:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:35:01 ens3 51.08 44.63 665.97 5.46 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 lo 2.87 2.87 0.28 0.28 0.00 0.00 0.00 0.00 17:36:01 ens3 202.63 122.35 755.36 13.34 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 17:37:01 ens3 11.03 11.98 8.50 5.48 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 167.56 101.61 632.63 22.63 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-1981) 12/29/25 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:02 all 20.73 0.00 2.91 4.88 1.00 70.48 17:34:02 0 18.27 0.00 2.04 2.96 0.84 75.89 17:34:02 1 16.84 0.00 4.80 8.05 0.99 69.32 17:34:02 2 21.66 0.00 2.11 1.71 1.07 73.46 17:34:02 3 26.15 0.00 2.70 6.83 1.11 63.22 17:35:01 all 20.84 0.00 1.20 1.72 0.65 75.59 17:35:01 0 36.46 0.00 1.78 0.19 0.93 60.65 17:35:01 1 45.84 0.00 2.49 2.12 1.24 48.30 17:35:01 2 0.89 0.00 0.15 0.03 0.29 98.64 17:35:01 3 0.00 0.00 0.37 4.58 0.12 94.93 17:36:01 all 28.25 1.90 5.50 7.33 2.05 54.97 17:36:01 0 22.41 0.00 5.24 8.66 1.85 61.84 17:36:01 1 25.66 2.94 5.92 5.82 2.14 57.53 17:36:01 2 31.49 4.59 5.66 7.78 2.14 48.35 17:36:01 3 33.53 0.03 5.15 7.03 2.08 52.17 17:37:01 all 21.66 0.00 1.01 0.53 0.76 76.04 17:37:01 0 4.00 0.00 0.65 1.53 0.57 93.25 17:37:01 1 12.57 0.00 0.65 0.42 0.63 85.73 17:37:01 2 2.70 0.00 0.37 0.03 0.15 96.75 17:37:01 3 67.49 0.00 2.39 0.13 1.67 28.32 Average: all 22.88 0.48 2.66 3.62 1.12 69.25 Average: 0 20.22 0.00 2.43 3.35 1.05 72.96 Average: 1 25.14 0.74 3.46 4.11 1.25 65.30 Average: 2 14.24 1.15 2.08 2.40 0.91 79.21 Average: 3 31.94 0.01 2.66 4.64 1.25 59.50