---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10472 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 9.2G 11G 48% / 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 508 5075 0 2392 7185 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:d4:19:98 brd ff:ff:ff:ff:ff:ff inet 10.32.7.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fed4:1998/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:79:e0:c1 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-10472) 11/29/25 _x86_64_ (4 CPU) 02:15:47 LINUX RESTART (4 CPU) 02:16:01 tps rtps wtps bread/s bwrtn/s 02:17:01 157.86 69.14 88.72 5572.67 40031.48 02:18:01 69.54 5.28 64.26 180.21 9235.19 02:19:01 95.23 33.24 61.99 2172.04 10967.91 02:20:02 27.77 1.20 26.57 116.36 3840.85 Average: 87.60 27.21 60.38 2010.16 16018.07 02:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:17:01 5879700 7410164 2287720 28.01 38668 1671628 971840 10.55 590876 1527172 67908 02:18:01 5642388 7446500 2525032 30.92 59360 1908244 904460 9.81 560956 1761072 118992 02:19:01 4772744 6899608 3394676 41.56 66568 2215948 1364872 14.81 1219956 1954104 67676 02:20:02 5214772 7372268 2952648 36.15 70524 2242268 972160 10.55 772260 1960252 24152 Average: 5377401 7282135 2790019 34.16 58780 2009522 1053333 11.43 786012 1800650 69682 02:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:17:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 02:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 ens3 461.29 248.96 1137.20 66.65 0.00 0.00 0.00 0.00 02:18:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 02:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 ens3 72.41 53.58 729.95 8.73 0.00 0.00 0.00 0.00 02:19:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 ens3 385.17 395.38 2929.67 67.26 0.00 0.00 0.00 0.00 02:20:02 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 02:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:02 ens3 65.59 69.11 304.70 18.85 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 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 246.10 191.75 1275.32 40.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10472) 11/29/25 _x86_64_ (4 CPU) 02:15:47 LINUX RESTART (4 CPU) 02:16:01 CPU %user %nice %system %iowait %steal %idle 02:17:01 all 18.74 0.00 2.63 5.03 1.18 72.42 02:17:01 0 23.65 0.00 2.17 1.30 1.28 71.60 02:17:01 1 29.39 0.00 2.19 4.83 1.44 62.16 02:17:01 2 9.50 0.00 1.81 11.82 1.02 75.85 02:17:01 3 12.40 0.00 4.38 2.18 1.00 80.04 02:18:01 all 21.01 0.00 1.20 1.64 0.78 75.37 02:18:01 0 44.22 0.00 2.53 0.27 1.32 51.67 02:18:01 1 33.69 0.00 1.37 0.93 1.05 62.96 02:18:01 2 2.92 0.00 0.55 5.17 0.55 90.81 02:18:01 3 3.23 0.00 0.35 0.17 0.22 96.03 02:19:01 all 50.06 0.00 2.07 2.13 3.16 42.59 02:19:01 0 45.49 0.00 1.84 2.46 3.04 47.17 02:19:01 1 56.17 0.00 1.47 1.87 3.15 37.33 02:19:01 2 49.85 0.00 1.81 2.11 2.93 43.31 02:19:01 3 48.75 0.00 3.14 2.10 3.51 42.50 02:20:02 all 23.59 0.00 1.09 0.64 1.10 73.59 02:20:02 0 12.37 0.00 0.58 0.96 1.13 84.97 02:20:02 1 22.67 0.00 1.18 0.10 0.87 75.18 02:20:02 2 26.77 0.00 1.27 1.42 1.27 69.28 02:20:02 3 32.63 0.00 1.33 0.08 1.10 64.85 Average: all 28.34 0.00 1.75 2.36 1.55 66.00 Average: 0 31.42 0.00 1.78 1.25 1.69 63.86 Average: 1 35.47 0.00 1.55 1.93 1.63 59.42 Average: 2 22.23 0.00 1.36 5.13 1.44 69.85 Average: 3 24.25 0.00 2.30 1.13 1.45 70.87