---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1838 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 11G 8.7G 56% / 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 534 3506 0 3934 7143 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:54:73:72 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85908sec preferred_lft 85908sec inet6 fe80::f816:3eff:fe54:7372/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:94:53:9a:42 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 inet6 fe80::42:94ff:fe53:9a42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1838) 12/27/25 _x86_64_ (4 CPU) 16:48:44 LINUX RESTART (4 CPU) 16:49:01 tps rtps wtps bread/s bwrtn/s 16:50:02 158.92 69.33 89.58 5618.40 40268.95 16:51:01 59.40 0.12 59.28 21.83 8851.25 16:52:01 67.59 30.44 37.15 1645.32 7633.72 16:53:01 9.65 0.03 9.62 0.27 339.28 16:54:01 38.49 11.05 27.45 829.46 3730.18 16:55:01 87.17 2.98 84.19 391.93 61069.16 16:56:01 116.38 4.25 112.13 182.10 25759.71 Average: 76.84 16.93 59.91 1244.15 21121.61 16:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:02 5877612 7413456 2289808 28.04 38664 1676588 996264 10.81 587484 1531792 61428 16:51:01 5561544 7363160 2605876 31.91 59556 1904892 1033984 11.22 640896 1759660 126696 16:52:01 5303392 7241532 2864028 35.07 62944 2035564 1131632 12.28 776884 1876984 2084 16:53:01 5288968 7234328 2878452 35.24 64892 2039940 1131632 12.28 786156 1880528 2244 16:54:01 4209592 6283952 3957828 48.46 67268 2163080 2071488 22.48 1796244 1937428 1336 16:55:01 2609712 6048664 5557708 68.05 86112 3460700 2470476 26.81 2214904 3047092 600 16:56:01 3601608 7319184 4565812 55.90 92876 3723052 1077428 11.69 1142784 3120916 28364 Average: 4636061 6986325 3531359 43.24 67473 2429117 1416129 15.37 1135050 2164914 31822 16:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:50:02 ens3 464.03 264.12 1138.92 68.17 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:51:01 ens3 52.74 44.09 673.84 5.45 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 16:52:01 ens3 150.90 136.00 1348.00 24.01 0.00 0.00 0.00 0.00 16:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:53:01 ens3 60.69 87.97 63.12 14.12 0.00 0.00 0.00 0.00 16:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 lo 4.65 4.65 1.98 1.98 0.00 0.00 0.00 0.00 16:54:01 ens3 229.41 251.37 1603.13 37.60 0.00 0.00 0.00 0.00 16:55:01 docker0 476.09 2235.91 24.29 1643.33 0.00 0.00 0.00 0.00 16:55:01 lo 2.53 2.53 0.19 0.19 0.00 0.00 0.00 0.00 16:55:01 ens3 2548.28 747.06 6621.50 66.39 0.00 0.00 0.00 0.00 16:55:01 vetha3d3d5c 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 16:56:01 docker0 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 16:56:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:56:01 ens3 84.10 75.27 248.58 21.66 0.00 0.00 0.00 0.00 Average: docker0 68.17 320.20 3.48 235.32 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 0.36 0.36 0.00 0.00 0.00 0.00 Average: ens3 513.97 229.85 1673.40 33.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1838) 12/27/25 _x86_64_ (4 CPU) 16:48:44 LINUX RESTART (4 CPU) 16:49:01 CPU %user %nice %system %iowait %steal %idle 16:50:02 all 19.15 0.00 2.63 5.07 1.10 72.04 16:50:02 0 19.75 0.00 2.04 2.32 0.93 74.96 16:50:02 1 30.46 0.00 1.86 5.42 1.24 61.03 16:50:02 2 11.87 0.00 1.87 8.05 1.05 77.16 16:50:02 3 14.56 0.00 4.79 4.49 1.19 74.98 16:51:01 all 20.91 0.00 1.15 1.60 0.86 75.49 16:51:01 0 14.92 0.00 1.03 0.07 0.78 83.21 16:51:01 1 14.14 0.00 0.71 1.63 0.56 82.97 16:51:01 2 34.07 0.00 1.85 4.54 1.14 58.41 16:51:01 3 20.53 0.00 1.00 0.17 0.98 77.32 16:52:01 all 13.68 0.00 0.82 1.40 0.78 83.32 16:52:01 0 15.81 0.00 0.80 0.70 0.70 81.99 16:52:01 1 16.60 0.00 0.72 0.35 0.80 81.53 16:52:01 2 13.54 0.00 0.75 1.68 0.72 83.30 16:52:01 3 8.76 0.00 1.02 2.83 0.92 86.47 16:53:01 all 3.60 0.00 0.25 0.05 0.16 95.93 16:53:01 0 2.03 0.00 0.05 0.00 0.13 97.78 16:53:01 1 4.15 0.00 0.39 0.00 0.17 95.30 16:53:01 2 8.10 0.00 0.45 0.02 0.23 91.20 16:53:01 3 0.12 0.00 0.08 0.22 0.10 99.48 16:54:01 all 53.47 0.00 1.63 0.49 2.99 41.42 16:54:01 0 54.89 0.00 1.25 0.20 2.76 40.90 16:54:01 1 51.14 0.00 2.08 0.48 2.99 43.30 16:54:01 2 50.39 0.00 1.86 0.85 3.16 43.75 16:54:01 3 57.47 0.00 1.37 0.42 3.05 37.70 16:55:01 all 35.14 0.00 5.58 1.44 2.05 55.80 16:55:01 0 32.53 0.00 4.75 1.82 2.14 58.75 16:55:01 1 34.94 0.00 4.31 0.33 1.85 58.56 16:55:01 2 41.54 0.00 5.40 1.58 2.05 49.44 16:55:01 3 31.55 0.00 7.82 2.03 2.15 56.46 16:56:01 all 20.32 0.00 2.52 2.72 1.00 73.44 16:56:01 0 39.40 0.00 2.42 0.59 1.30 56.29 16:56:01 1 18.84 0.00 3.37 6.57 1.11 70.11 16:56:01 2 13.06 0.00 2.39 1.09 0.59 82.88 16:56:01 3 9.99 0.00 1.92 2.64 0.99 84.46 Average: all 23.77 0.00 2.08 1.82 1.28 71.05 Average: 0 25.64 0.00 1.76 0.81 1.25 70.53 Average: 1 24.37 0.00 1.92 2.11 1.25 70.35 Average: 2 24.64 0.00 2.08 2.54 1.28 69.47 Average: 3 20.43 0.00 2.57 1.83 1.34 73.83