---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8983 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 8.9G 11G 47% / 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 493 5426 0 2056 7209 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:ff:50:20 brd ff:ff:ff:ff:ff:ff inet 10.32.6.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:feff:5020/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5e:6b:dd:b5 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-8983) 03/15/26 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 151.46 69.31 82.15 5619.33 39511.70 18:15:01 56.74 0.22 56.52 23.20 8031.19 18:16:01 59.90 12.65 47.25 1110.83 6146.08 Average: 89.36 27.39 61.98 2251.06 17895.67 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5904060 7405120 2263360 27.71 35328 1647644 979636 10.63 590012 1505912 47680 18:15:01 5588864 7361628 2578556 31.57 56664 1882384 1025144 11.12 647852 1730664 158512 18:16:01 5567208 7390912 2600212 31.84 61264 1926812 990184 10.74 623576 1773716 23608 Average: 5686711 7385887 2480709 30.37 51085 1818947 998321 10.83 620480 1670097 76600 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 18:14:01 ens3 339.41 190.28 1039.20 63.20 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 18:15:01 ens3 61.91 48.64 704.54 6.01 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 lo 1.60 1.60 0.16 0.16 0.00 0.00 0.00 0.00 18:16:01 ens3 18.56 17.31 14.88 8.35 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 139.95 85.41 586.18 25.85 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-8983) 03/15/26 _x86_64_ (4 CPU) 18:12:47 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 17.37 0.00 2.91 5.91 2.79 71.02 18:14:01 0 12.24 0.00 4.57 5.86 2.38 74.96 18:14:01 1 24.94 0.00 2.02 6.33 2.47 64.24 18:14:01 2 17.94 0.00 2.76 5.58 3.71 70.02 18:14:01 3 14.40 0.00 2.30 5.89 2.58 74.83 18:15:01 all 18.95 0.00 1.19 2.71 1.67 75.48 18:15:01 0 1.62 0.00 0.23 0.36 1.24 96.55 18:15:01 1 36.09 0.00 2.04 2.05 2.07 57.75 18:15:01 2 18.62 0.00 1.12 6.88 1.87 71.51 18:15:01 3 19.53 0.00 1.36 1.54 1.49 76.07 18:16:01 all 19.94 0.00 1.17 2.07 1.67 75.15 18:16:01 0 1.38 0.00 0.53 2.04 0.99 95.06 18:16:01 1 35.72 0.00 1.54 1.46 1.95 59.34 18:16:01 2 34.74 0.00 1.80 1.87 2.25 59.34 18:16:01 3 7.88 0.00 0.83 2.91 1.49 86.90 Average: all 18.75 0.00 1.76 3.57 2.04 73.88 Average: 0 5.08 0.00 1.77 2.75 1.54 88.86 Average: 1 32.25 0.00 1.86 3.28 2.16 60.44 Average: 2 23.75 0.00 1.90 4.78 2.61 66.97 Average: 3 13.93 0.00 1.49 3.45 1.85 79.27