---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1748 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 9.5G 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: 7976 510 4761 0 2703 7168 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:d1:e9:16 brd ff:ff:ff:ff:ff:ff inet 10.32.7.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fed1:e916/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d0:72:7f:a9 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:d0ff:fe72:7fa9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1748) 04/28/26 _x86_64_ (4 CPU) 14:58:05 LINUX RESTART (4 CPU) 14:59:01 tps rtps wtps bread/s bwrtn/s 15:00:01 49.39 7.63 41.76 210.10 5642.13 15:01:01 78.62 12.66 65.96 2256.98 12237.65 15:02:01 270.62 0.13 270.49 8.80 25342.44 15:03:01 71.44 0.40 71.04 29.86 2403.73 Average: 117.52 5.21 112.31 626.50 11406.52 14:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 5795764 7465660 2371664 29.04 51580 1788596 929832 10.09 535592 1645952 143760 15:01:01 5359656 7357240 2807772 34.38 62220 2094920 1333068 14.46 764608 1826028 147724 15:02:01 4796456 7317484 3370972 41.27 88088 2569692 1373660 14.91 866124 2240912 9228 15:03:01 4881824 7341184 3285604 40.23 95876 2503000 1058080 11.48 878132 2151744 23052 Average: 5208425 7370392 2959003 36.23 74441 2239052 1173660 12.74 761114 1966159 80941 14:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 ens3 67.64 46.04 856.01 5.63 0.00 0.00 0.00 0.00 15:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:01:01 veth923c5e1 60.15 119.36 4.09 585.45 0.00 0.00 0.00 0.05 15:01:01 docker0 60.15 119.24 3.27 585.44 0.00 0.00 0.00 0.00 15:01:01 ens3 197.75 117.39 1297.09 13.12 0.00 0.00 0.00 0.00 15:01:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 15:02:01 vetha637540 100.65 208.47 6.97 1385.48 0.00 0.00 0.00 0.11 15:02:01 docker0 114.78 228.56 6.32 1476.68 0.00 0.00 0.00 0.00 15:02:01 ens3 255.02 132.39 1481.41 19.11 0.00 0.00 0.00 0.00 15:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 5.00 5.83 0.47 43.35 0.00 0.00 0.00 0.00 15:03:01 ens3 20.90 20.25 54.26 7.47 0.00 0.00 0.00 0.00 15:03:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: docker0 44.98 88.41 2.51 526.37 0.00 0.00 0.00 0.00 Average: ens3 135.33 79.02 922.21 11.33 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1748) 04/28/26 _x86_64_ (4 CPU) 14:58:05 LINUX RESTART (4 CPU) 14:59:01 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 18.19 0.00 1.31 2.53 2.91 75.05 15:00:01 0 7.54 0.00 0.64 0.07 1.92 89.84 15:00:01 1 19.02 0.00 1.87 3.19 2.87 73.05 15:00:01 2 19.55 0.00 1.37 5.49 2.88 70.71 15:00:01 3 26.65 0.00 1.37 1.39 3.96 66.64 15:01:01 all 16.69 0.00 2.26 2.45 4.19 74.42 15:01:01 0 24.13 0.00 2.19 1.39 4.61 67.69 15:01:01 1 14.08 0.00 1.83 0.95 3.70 79.44 15:01:01 2 14.85 0.00 2.66 4.64 3.43 74.43 15:01:01 3 13.66 0.00 2.36 2.82 5.01 76.15 15:02:01 all 7.44 0.00 3.76 9.25 5.98 73.57 15:02:01 0 5.49 0.00 2.71 2.53 5.02 84.24 15:02:01 1 13.08 0.00 4.43 4.90 6.69 70.90 15:02:01 2 4.18 0.00 4.14 19.04 6.57 66.07 15:02:01 3 7.02 0.00 3.76 10.50 5.61 73.10 15:03:01 all 16.70 0.00 1.98 3.23 3.69 74.40 15:03:01 0 8.49 0.00 1.31 1.15 3.17 85.88 15:03:01 1 19.79 0.00 2.04 2.87 4.04 71.26 15:03:01 2 22.46 0.00 2.33 6.84 4.14 64.23 15:03:01 3 16.07 0.00 2.18 2.09 3.40 76.26 Average: all 14.74 0.00 2.33 4.37 4.20 74.36 Average: 0 11.43 0.00 1.72 1.29 3.68 81.88 Average: 1 16.48 0.00 2.55 2.98 4.33 73.66 Average: 2 15.23 0.00 2.63 9.03 4.26 68.85 Average: 3 15.82 0.00 2.42 4.21 4.50 73.05