---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1892 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 9.1G 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: 7976 521 5224 0 2230 7174 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:f5:b3:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.111/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fef5:b33c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:8b:42:89 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-1892) 12/28/25 _x86_64_ (4 CPU) 08:19:43 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:02 159.75 69.41 90.34 5615.59 40134.37 08:22:01 59.97 1.86 58.11 62.77 9230.03 08:23:01 99.02 12.56 86.45 2229.50 10531.31 08:24:01 20.20 0.37 19.83 31.33 1421.90 Average: 84.84 21.13 63.71 1992.99 15355.95 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:02 5874388 7403316 2293040 28.08 38160 1670536 1014704 11.01 596548 1525560 64060 08:22:01 5629276 7423784 2538152 31.08 58728 1898764 941760 10.22 581168 1752404 123504 08:23:01 5370708 7354608 2796720 34.24 67712 2074128 1046896 11.36 716172 1863336 1572 08:24:01 5358516 7352000 2808912 34.39 69824 2080960 1054140 11.44 725876 1864620 9680 Average: 5558222 7383427 2609206 31.95 58606 1931097 1014375 11.01 654941 1751480 49704 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:21:02 ens3 435.99 246.00 1123.63 68.08 0.00 0.00 0.00 0.00 08:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 08:22:01 ens3 60.50 48.77 670.85 14.41 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 4.47 4.47 0.39 0.39 0.00 0.00 0.00 0.00 08:23:01 ens3 59.26 51.29 639.87 19.84 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:24:01 ens3 11.96 12.81 9.34 6.12 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 142.28 89.90 610.69 27.17 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-1892) 12/28/25 _x86_64_ (4 CPU) 08:19:43 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:02 all 20.66 0.00 3.06 5.20 0.98 70.10 08:21:02 0 19.35 0.00 2.39 3.04 0.85 74.37 08:21:02 1 19.24 0.00 2.80 10.68 0.87 66.41 08:21:02 2 29.21 0.00 2.88 4.70 1.22 61.99 08:21:02 3 14.83 0.00 4.20 2.37 0.95 77.65 08:22:01 all 21.90 0.00 1.25 1.89 0.81 74.15 08:22:01 0 12.22 0.00 0.78 0.15 0.81 86.03 08:22:01 1 15.20 0.00 1.30 6.79 0.61 76.10 08:22:01 2 24.70 0.00 1.44 0.10 0.75 73.01 08:22:01 3 35.54 0.00 1.46 0.49 1.07 61.44 08:23:01 all 18.34 0.00 4.86 2.70 1.04 73.06 08:23:01 0 27.40 0.00 7.82 1.32 1.10 62.36 08:23:01 1 9.47 0.00 2.91 3.50 0.65 83.47 08:23:01 2 28.97 0.00 6.28 1.72 1.17 61.86 08:23:01 3 7.54 0.00 2.46 4.27 1.23 84.50 08:24:01 all 21.41 0.00 0.99 0.52 0.57 76.51 08:24:01 0 9.88 0.00 0.98 0.02 0.27 88.85 08:24:01 1 15.23 0.00 0.67 0.07 0.54 83.49 08:24:01 2 55.11 0.00 1.50 0.12 1.18 42.09 08:24:01 3 5.43 0.00 0.82 1.87 0.30 91.58 Average: all 20.57 0.00 2.55 2.58 0.85 73.46 Average: 0 17.23 0.00 3.00 1.13 0.76 77.87 Average: 1 14.78 0.00 1.92 5.25 0.67 77.37 Average: 2 34.54 0.00 3.03 1.66 1.08 59.68 Average: 3 15.74 0.00 2.24 2.26 0.89 78.88