---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1475 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 9.1G 53% / 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 540 3930 0 3504 7136 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:f4:81:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fef4:8166/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:4c:e6:55 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-1475) 12/23/25 _x86_64_ (4 CPU) 08:43:45 LINUX RESTART (4 CPU) 08:44:01 tps rtps wtps bread/s bwrtn/s 08:45:01 154.92 69.11 85.82 5605.20 40177.99 08:46:01 58.39 0.22 58.17 23.20 8710.68 08:47:01 201.12 13.55 187.57 2253.76 63089.09 08:48:01 17.57 0.40 17.17 32.78 1340.00 Average: 107.99 20.82 87.18 1978.57 28327.19 08:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:45:01 5893236 7417812 2274192 27.84 36144 1669352 1008556 10.94 589580 1518360 54036 08:46:01 5639168 7399028 2528260 30.96 56256 1871496 1006320 10.92 619844 1715252 82700 08:47:01 4072240 7338104 4095188 50.14 104276 3233512 1067772 11.59 840176 2929868 1136 08:48:01 4039744 7328756 4127684 50.54 108540 3250084 1079976 11.72 859924 2939584 19752 Average: 4911097 7370925 3256331 39.87 76304 2506111 1040656 11.29 727381 2275766 39406 08:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:45:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:45:01 ens3 369.69 202.47 1323.35 63.63 0.00 0.00 0.00 0.00 08:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 08:46:01 ens3 64.97 52.09 709.79 6.24 0.00 0.00 0.00 0.00 08:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 lo 7.00 7.00 0.61 0.61 0.00 0.00 0.00 0.00 08:47:01 ens3 384.30 243.96 6540.81 234.65 0.00 0.00 0.00 0.00 08:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:48:01 ens3 12.18 12.98 8.90 12.57 0.00 0.00 0.00 0.00 08:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.35 2.35 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 207.77 127.86 2145.53 79.27 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-1475) 12/23/25 _x86_64_ (4 CPU) 08:43:45 LINUX RESTART (4 CPU) 08:44:01 CPU %user %nice %system %iowait %steal %idle 08:45:01 all 17.71 0.00 2.77 5.00 2.67 71.85 08:45:01 0 25.23 0.00 2.23 4.70 2.71 65.14 08:45:01 1 9.29 0.00 4.59 5.76 2.36 78.01 08:45:01 2 25.23 0.00 2.81 7.51 3.08 61.37 08:45:01 3 11.11 0.00 1.42 2.06 2.51 82.89 08:46:01 all 19.13 0.00 1.07 2.32 1.81 75.66 08:46:01 0 21.98 0.00 0.93 0.35 1.05 75.69 08:46:01 1 36.09 0.00 1.76 2.20 2.24 57.71 08:46:01 2 13.81 0.00 0.99 0.03 1.70 83.47 08:46:01 3 4.87 0.00 0.59 6.63 2.26 85.65 08:47:01 all 19.46 0.00 6.79 3.69 4.85 65.21 08:47:01 0 27.82 0.00 9.54 4.87 5.70 52.08 08:47:01 1 12.49 0.00 5.34 2.16 4.62 75.39 08:47:01 2 19.43 0.00 7.56 6.45 4.94 61.63 08:47:01 3 18.09 0.00 4.76 1.27 4.12 71.76 08:48:01 all 20.56 0.00 0.90 0.75 1.41 76.38 08:48:01 0 7.08 0.00 0.64 1.30 1.54 89.43 08:48:01 1 31.77 0.00 1.11 0.50 1.46 65.16 08:48:01 2 18.71 0.00 0.96 0.07 1.23 79.03 08:48:01 3 24.78 0.00 0.88 1.15 1.40 71.80 Average: all 19.22 0.00 2.88 2.94 2.68 72.28 Average: 0 20.51 0.00 3.34 2.81 2.75 70.60 Average: 1 22.41 0.00 3.20 2.66 2.67 69.06 Average: 2 19.29 0.00 3.08 3.51 2.73 71.39 Average: 3 14.68 0.00 1.91 2.79 2.57 78.05