---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3727 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: 7976 507 5216 0 2251 7192 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:18:58:1c brd ff:ff:ff:ff:ff:ff inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe18:581c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:e8:e1:b4 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-3727) 09/15/25 _x86_64_ (4 CPU) 00:25:48 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:02 153.67 68.94 84.72 5588.54 39471.66 00:28:01 53.50 0.25 53.25 28.33 7027.42 00:29:01 100.97 51.26 49.71 4443.26 10780.60 00:30:01 21.74 0.90 20.84 78.91 1446.98 Average: 82.59 30.47 52.12 2545.27 14714.17 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:02 5891328 7388956 2276100 27.87 35584 1643764 1025392 11.13 610304 1501260 48460 00:28:01 5666944 7387252 2500484 30.62 54532 1835136 1017012 11.04 621256 1689696 128088 00:29:01 5299892 7317136 2867536 35.11 61328 2118704 1051700 11.41 798160 1865948 14900 00:30:01 5293380 7316240 2874048 35.19 63496 2121800 1065328 11.56 805384 1864488 9720 Average: 5537886 7352396 2629542 32.20 53735 1929851 1039858 11.28 708776 1730348 50292 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:02 ens3 376.89 208.90 1037.39 62.14 0.00 0.00 0.00 0.00 00:28:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 ens3 57.14 46.92 707.60 5.95 0.00 0.00 0.00 0.00 00:29:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 ens3 222.93 120.51 1595.02 21.70 0.00 0.00 0.00 0.00 00:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 ens3 11.78 12.53 9.11 6.01 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 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 167.65 97.43 837.80 24.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3727) 09/15/25 _x86_64_ (4 CPU) 00:25:48 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:02 all 17.64 0.00 2.79 5.07 1.61 72.90 00:27:02 0 14.04 0.00 1.98 3.71 1.35 78.91 00:27:02 1 29.03 0.00 4.88 3.04 1.59 61.47 00:27:02 2 8.46 0.00 1.55 6.23 2.10 81.65 00:27:02 3 19.12 0.00 2.76 7.26 1.36 69.50 00:28:01 all 20.29 0.00 1.22 1.68 1.37 75.44 00:28:01 0 3.03 0.00 0.27 0.82 2.12 93.76 00:28:01 1 60.10 0.00 3.11 0.95 2.00 33.84 00:28:01 2 13.25 0.00 0.85 0.27 0.83 84.81 00:28:01 3 5.02 0.00 0.63 4.71 0.53 89.12 00:29:01 all 25.97 0.00 1.70 2.21 2.01 68.12 00:29:01 0 20.62 0.00 1.45 3.51 2.65 71.77 00:29:01 1 22.77 0.00 1.56 2.41 1.55 71.70 00:29:01 2 33.31 0.00 2.49 1.33 2.11 60.77 00:29:01 3 27.18 0.00 1.26 1.54 1.73 68.29 00:30:01 all 20.97 0.00 1.09 0.59 1.33 76.02 00:30:01 0 14.43 0.00 0.92 0.53 1.88 82.24 00:30:01 1 5.81 0.00 0.92 1.60 0.38 91.29 00:30:01 2 4.06 0.00 0.50 0.07 1.05 94.33 00:30:01 3 59.71 0.00 2.02 0.18 2.00 36.09 Average: all 21.23 0.00 1.70 2.39 1.58 73.11 Average: 0 13.06 0.00 1.16 2.14 2.00 81.63 Average: 1 29.30 0.00 2.61 2.00 1.38 64.70 Average: 2 14.77 0.00 1.35 1.99 1.53 80.36 Average: 3 27.85 0.00 1.67 3.42 1.41 65.65