---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1815 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: 7976 524 5058 0 2392 7169 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:97:e5:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe97:e590/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:10:88:22 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-1815) 12/27/25 _x86_64_ (4 CPU) 13:13:34 LINUX RESTART (4 CPU) 13:14:01 tps rtps wtps bread/s bwrtn/s 13:15:01 136.79 51.86 84.94 3990.13 40823.08 13:16:01 91.75 30.44 61.31 1669.06 9684.12 13:17:01 74.76 8.06 66.69 673.11 10451.98 13:18:01 23.67 1.98 21.69 100.22 3564.08 Average: 81.74 23.08 58.65 1607.96 16129.53 13:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:15:01 5744564 7328200 2422864 29.66 40640 1721472 1053608 11.43 672796 1575436 85684 13:16:01 5412096 7275988 2755332 33.74 61540 1964500 1087372 11.80 743148 1806340 98324 13:17:01 5161988 7313276 3005440 36.80 68140 2238672 1040284 11.29 823660 1961648 78820 13:18:01 5148564 7307952 3018864 36.96 71324 2243136 1041452 11.30 837836 1960832 12196 Average: 5366803 7306354 2800625 34.29 60411 2041945 1055679 11.45 769360 1826064 68756 13:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:15:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 13:15:01 ens3 377.82 224.26 1469.82 66.30 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 13:16:01 ens3 90.92 67.76 472.75 15.30 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 13:17:01 ens3 395.55 407.36 3069.74 70.76 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 13:18:01 ens3 21.44 16.58 19.19 8.09 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 221.42 178.99 1257.85 40.11 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-1815) 12/27/25 _x86_64_ (4 CPU) 13:13:34 LINUX RESTART (4 CPU) 13:14:01 CPU %user %nice %system %iowait %steal %idle 13:15:01 all 21.67 0.00 2.29 4.30 1.30 70.44 13:15:01 0 20.29 0.00 1.63 8.72 1.55 67.82 13:15:01 1 19.59 0.00 1.46 1.58 1.16 76.21 13:15:01 2 30.17 0.00 4.53 5.96 1.60 57.74 13:15:01 3 16.63 0.00 1.55 0.92 0.90 80.00 13:16:01 all 24.88 0.00 1.59 2.15 1.44 69.93 13:16:01 0 8.29 0.00 1.36 5.94 1.39 83.03 13:16:01 1 16.41 0.00 1.20 0.80 1.28 80.31 13:16:01 2 60.04 0.00 2.97 1.25 2.20 33.54 13:16:01 3 14.99 0.00 0.83 0.60 0.90 82.68 13:17:01 all 43.30 0.00 2.17 2.05 2.76 49.71 13:17:01 0 38.73 0.00 2.28 3.34 2.53 53.12 13:17:01 1 52.80 0.00 2.60 1.03 2.91 40.66 13:17:01 2 40.30 0.00 1.46 1.97 2.69 53.58 13:17:01 3 41.38 0.00 2.39 1.86 2.92 51.45 13:18:01 all 21.57 0.00 1.01 0.65 1.00 75.77 13:18:01 0 36.28 0.00 1.64 1.70 1.10 59.28 13:18:01 1 24.21 0.00 1.03 0.32 0.98 73.46 13:18:01 2 21.65 0.00 0.84 0.10 1.21 76.19 13:18:01 3 4.22 0.00 0.55 0.45 0.70 94.09 Average: all 27.86 0.00 1.77 2.29 1.63 66.46 Average: 0 25.86 0.00 1.72 4.93 1.64 65.84 Average: 1 28.25 0.00 1.57 0.93 1.58 67.66 Average: 2 38.02 0.00 2.45 2.32 1.92 55.29 Average: 3 19.30 0.00 1.33 0.96 1.35 77.06