---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1561 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.0G 11G 47% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 475 1213 0 2255 3209 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:ed:63:2e brd ff:ff:ff:ff:ff:ff inet 10.32.6.131/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:feed:632e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:80:02:7b 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-1561) 07/29/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 152.74 68.91 83.84 5594.93 39477.30 00:28:01 60.22 0.25 59.97 27.86 9150.07 00:29:01 93.40 51.32 42.09 4459.18 8434.26 00:30:01 20.22 0.90 19.32 78.93 1421.73 Average: 81.65 30.34 51.30 2540.41 14621.13 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 1791844 3310180 2246808 55.63 35524 1648252 947364 18.62 580120 1506512 48604 00:28:01 1579788 3316652 2458864 60.88 54448 1835496 922940 18.14 582996 1690892 59032 00:29:01 1231972 3267172 2806680 69.50 61260 2120236 952048 18.71 740132 1868044 12728 00:30:01 1252324 3292952 2786328 68.99 63276 2123248 926620 18.21 720552 1866556 8668 Average: 1463982 3296739 2574670 63.75 53627 1931808 937243 18.42 655950 1733001 32258 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:27:01 ens3 310.76 177.67 1040.77 60.78 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 00:28:01 ens3 54.62 42.49 681.18 5.58 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 00:29:01 lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 00:29:01 ens3 229.31 121.28 1600.40 21.84 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 00:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 11.02 11.45 8.69 5.57 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 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 151.44 88.23 832.83 23.44 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-1561) 07/29/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 18.35 0.00 2.89 4.65 1.51 72.60 00:27:01 0 13.53 0.00 4.99 2.75 1.48 77.25 00:27:01 1 27.39 0.00 3.06 4.29 1.40 63.85 00:27:01 2 15.86 0.00 1.48 2.45 1.22 78.99 00:27:01 3 16.65 0.00 2.01 9.10 1.96 70.29 00:28:01 all 19.93 0.00 1.21 2.10 1.61 75.15 00:28:01 0 4.58 0.00 0.61 4.07 1.82 88.92 00:28:01 1 14.17 0.00 0.65 0.20 1.24 83.74 00:28:01 2 50.13 0.00 2.73 0.94 2.58 43.61 00:28:01 3 10.92 0.00 0.86 3.19 0.78 84.25 00:29:01 all 24.04 0.00 1.55 3.38 2.83 68.20 00:29:01 0 15.13 0.00 1.09 0.78 2.30 80.70 00:29:01 1 16.34 0.00 1.52 4.61 2.59 74.95 00:29:01 2 37.90 0.00 2.35 2.33 3.60 53.81 00:29:01 3 26.74 0.00 1.25 5.79 2.84 63.37 00:30:01 all 19.89 0.00 0.91 1.04 1.52 76.64 00:30:01 0 6.06 0.00 0.61 0.20 0.80 92.33 00:30:01 1 0.55 0.00 0.36 3.06 1.07 94.96 00:30:01 2 31.62 0.00 1.06 0.25 1.85 65.22 00:30:01 3 41.26 0.00 1.60 0.66 2.38 54.09 Average: all 20.56 0.00 1.64 2.79 1.87 73.14 Average: 0 9.82 0.00 1.82 1.95 1.60 84.81 Average: 1 14.58 0.00 1.39 3.04 1.58 79.41 Average: 2 33.91 0.00 1.91 1.49 2.32 60.37 Average: 3 23.92 0.00 1.43 4.69 1.99 67.97