---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1617 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 50% / 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 509 4764 0 2702 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:fa:7f:fe brd ff:ff:ff:ff:ff:ff inet 10.32.7.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fefa:7ffe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:0e:b0:7d 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:c3ff:fe0e:b07d/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-1617) 12/25/25 _x86_64_ (4 CPU) 05:10:45 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:02 157.25 69.16 88.09 5589.47 39831.67 05:13:01 62.51 0.12 62.40 21.83 9597.29 05:14:01 144.28 12.70 131.58 2267.36 18555.44 05:15:01 228.75 0.30 228.45 17.60 15160.54 05:16:01 21.01 0.40 20.61 32.78 1780.04 Average: 122.95 16.59 106.36 1591.07 17009.45 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:02 5888424 7408664 2278996 27.90 37676 1662848 999316 10.84 588856 1519340 62824 05:13:01 5575928 7364632 2591492 31.73 58124 1895316 1015520 11.02 645920 1741940 127032 05:14:01 5146004 7313476 3021416 36.99 71360 2247920 1369304 14.86 865508 1921792 5664 05:15:01 4891680 7342888 3275740 40.11 96476 2494140 1023144 11.10 871504 2147616 1772 05:16:01 4909104 7368568 3258316 39.89 97528 2500916 1016104 11.03 851532 2148844 10612 Average: 5282228 7359646 2885192 35.33 72233 2160228 1084678 11.77 764664 1895906 41581 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:02 ens3 409.53 211.13 1100.12 64.25 0.00 0.00 0.00 0.00 05:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 ens3 62.99 54.26 674.16 6.08 0.00 0.00 0.00 0.00 05:14:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 05:14:01 docker0 198.48 404.58 10.60 2071.43 0.00 0.00 0.00 0.00 05:14:01 veth28ae4ff 127.00 265.97 8.59 1389.19 0.00 0.00 0.00 0.11 05:14:01 ens3 503.50 246.09 2539.29 21.60 0.00 0.00 0.00 0.00 05:15:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:15:01 docker0 11.40 13.50 1.11 75.43 0.00 0.00 0.00 0.00 05:15:01 ens3 34.21 30.78 83.04 7.68 0.00 0.00 0.00 0.00 05:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 ens3 10.99 11.31 8.56 5.43 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: docker0 42.11 83.89 2.35 430.76 0.00 0.00 0.00 0.00 Average: ens3 204.71 110.90 881.67 21.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1617) 12/25/25 _x86_64_ (4 CPU) 05:10:45 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:02 all 18.35 0.00 2.81 5.53 2.78 70.53 05:12:02 0 7.64 0.00 1.85 6.87 2.08 81.56 05:12:02 1 24.06 0.00 1.94 2.30 2.70 69.00 05:12:02 2 18.30 0.00 4.79 4.01 3.32 69.59 05:12:02 3 23.39 0.00 2.67 8.94 3.01 61.98 05:13:01 all 19.45 0.00 1.20 2.23 1.32 75.80 05:13:01 0 14.46 0.00 0.92 0.49 1.02 83.12 05:13:01 1 12.30 0.00 1.03 0.08 0.95 85.64 05:13:01 2 18.25 0.00 1.42 5.70 1.23 73.41 05:13:01 3 32.79 0.00 1.43 2.63 2.09 61.06 05:14:01 all 10.95 0.00 2.51 4.00 2.32 80.20 05:14:01 0 8.01 0.00 2.01 1.56 2.09 86.32 05:14:01 1 9.81 0.00 2.40 7.79 2.07 77.93 05:14:01 2 10.14 0.00 2.43 2.35 2.10 82.97 05:14:01 3 15.85 0.00 3.21 4.30 3.03 73.61 05:15:01 all 13.70 0.00 3.32 7.22 2.29 73.46 05:15:01 0 16.59 0.00 2.47 4.91 2.05 73.98 05:15:01 1 11.55 0.00 2.26 5.41 2.06 78.72 05:15:01 2 16.70 0.00 3.83 5.15 2.90 71.42 05:15:01 3 9.97 0.00 4.71 13.43 2.15 69.74 05:16:01 all 20.76 0.00 1.07 0.69 1.28 76.20 05:16:01 0 19.05 0.00 1.15 1.96 1.24 76.60 05:16:01 1 1.81 0.00 0.52 0.30 0.50 96.87 05:16:01 2 46.30 0.00 1.78 0.15 2.16 49.62 05:16:01 3 15.84 0.00 0.83 0.35 1.21 81.76 Average: all 16.63 0.00 2.19 3.94 2.00 75.24 Average: 0 13.14 0.00 1.68 3.17 1.70 80.31 Average: 1 11.92 0.00 1.63 3.19 1.66 81.60 Average: 2 21.94 0.00 2.86 3.46 2.35 69.40 Average: 3 19.53 0.00 2.57 5.94 2.30 69.65