---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1067 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 12G 7.9G 60% / 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 539 208 0 3196 3121 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:f9:01:5e brd ff:ff:ff:ff:ff:ff inet 10.32.6.27/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85986sec preferred_lft 85986sec inet6 fe80::f816:3eff:fef9:15e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:cc:9b:ac 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-1067) 07/23/25 _x86_64_ (4 CPU) 01:17:35 LINUX RESTART (4 CPU) 01:18:01 tps rtps wtps bread/s bwrtn/s 01:19:01 144.11 60.52 83.59 4657.22 40473.80 01:20:01 58.66 4.62 54.05 830.52 8522.36 01:21:01 303.24 17.23 286.01 2011.90 109654.63 01:22:01 59.11 20.30 38.81 2085.65 14779.67 01:23:01 209.77 148.18 61.59 9719.71 6439.86 01:24:02 29.00 6.93 22.06 490.32 1444.56 Average: 134.06 42.95 91.11 3298.51 30258.23 01:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:19:01 1728760 3312060 2309892 57.19 39576 1706880 946684 18.61 586196 1562092 87404 01:20:01 1550260 3369692 2488392 61.61 58696 1909012 861188 16.93 551848 1744608 111184 01:21:01 191844 3327052 3846808 95.25 121160 3115140 1081504 21.26 588832 2986992 329012 01:22:01 430448 3190104 3608204 89.34 123156 2738400 1342704 26.39 797720 2536632 18948 01:23:01 124088 3223204 3914564 96.93 126136 3019572 1031364 20.27 993520 2596104 2392 01:24:02 251380 3212452 3787272 93.78 127812 2889692 1038336 20.41 904964 2566080 16352 Average: 712797 3272427 3325855 82.35 99423 2563116 1050297 20.65 737180 2332085 94215 01:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:19:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 01:19:01 ens3 404.95 244.14 1451.02 67.70 0.00 0.00 0.00 0.00 01:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 01:20:01 ens3 32.31 26.87 278.30 7.45 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 01:21:01 ens3 673.15 379.25 12835.25 28.70 0.00 0.00 0.00 0.00 01:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 117.65 61.97 544.83 4.67 0.00 0.00 0.00 0.00 01:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 lo 2.67 2.67 0.23 0.23 0.00 0.00 0.00 0.00 01:23:01 ens3 194.67 214.43 471.84 985.46 0.00 0.00 0.00 0.00 01:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 01:24:02 ens3 11.36 11.93 9.05 5.94 0.00 0.00 0.00 0.00 01:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 239.23 156.54 2603.43 183.24 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-1067) 07/23/25 _x86_64_ (4 CPU) 01:17:35 LINUX RESTART (4 CPU) 01:18:01 CPU %user %nice %system %iowait %steal %idle 01:19:01 all 23.18 0.00 2.73 4.03 1.17 68.89 01:19:01 0 11.51 0.00 1.90 5.51 0.84 80.24 01:19:01 1 39.44 0.00 5.07 2.59 1.59 51.31 01:19:01 2 21.86 0.00 2.22 4.55 1.20 70.17 01:19:01 3 19.90 0.00 1.75 3.45 1.05 73.85 01:20:01 all 21.03 0.00 1.36 1.64 0.94 75.05 01:20:01 0 3.80 0.00 0.70 4.14 0.25 91.11 01:20:01 1 26.42 0.00 1.82 0.35 0.90 70.51 01:20:01 2 40.24 0.00 1.81 0.23 1.48 56.23 01:20:01 3 13.66 0.00 1.08 1.81 1.14 82.32 01:21:01 all 26.97 0.00 13.29 5.90 1.67 52.17 01:21:01 0 23.01 0.00 13.99 9.65 1.58 51.77 01:21:01 1 27.20 0.00 13.91 2.98 1.78 54.13 01:21:01 2 24.70 0.00 14.58 3.60 1.58 55.54 01:21:01 3 32.95 0.00 10.71 7.37 1.70 47.26 01:22:01 all 21.80 0.00 1.71 1.16 0.99 74.33 01:22:01 0 33.38 0.00 1.87 1.38 1.35 62.02 01:22:01 1 6.60 0.00 1.38 0.40 0.55 91.07 01:22:01 2 20.28 0.00 1.68 0.60 0.90 76.54 01:22:01 3 27.02 0.00 1.94 2.29 1.17 67.59 01:23:01 all 20.21 0.00 2.90 5.39 0.74 70.77 01:23:01 0 25.92 0.00 3.73 6.51 0.74 63.11 01:23:01 1 13.93 0.00 2.57 5.53 0.51 77.45 01:23:01 2 23.46 0.00 3.05 5.13 0.96 67.40 01:23:01 3 17.59 0.00 2.21 4.39 0.76 75.05 01:24:02 all 20.89 0.00 1.00 0.76 0.77 76.59 01:24:02 0 5.39 0.00 0.38 0.94 0.46 92.82 01:24:02 1 18.09 0.00 1.05 0.22 0.67 79.97 01:24:02 2 32.41 0.00 1.42 0.57 0.97 64.64 01:24:02 3 27.72 0.00 1.14 1.28 0.98 68.88 Average: all 22.33 0.00 3.80 3.14 1.04 69.69 Average: 0 17.14 0.00 3.73 4.67 0.87 73.60 Average: 1 21.91 0.00 4.27 2.01 1.00 70.82 Average: 2 27.17 0.00 4.09 2.44 1.18 65.11 Average: 3 23.10 0.00 3.11 3.42 1.13 69.23