---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9288 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 9.0G 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 502 5194 0 2278 7197 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:b8:92:98 brd ff:ff:ff:ff:ff:ff inet 10.32.6.121/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:feb8:9298/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:d0:be:82 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-9288) 11/16/25 _x86_64_ (4 CPU) 00:25:49 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 151.75 68.88 82.87 5597.07 39329.04 00:28:01 46.75 0.30 46.45 31.86 5830.32 00:29:01 104.51 51.92 52.59 4496.29 11984.94 00:30:01 21.83 0.90 20.93 78.91 1556.68 Average: 81.21 30.50 50.71 2551.11 14675.13 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5942880 7429876 2224540 27.24 34552 1635140 985816 10.70 567652 1493348 36860 00:28:01 5695588 7420616 2471832 30.26 54428 1840340 961548 10.43 587372 1694604 151536 00:29:01 5296212 7338372 2871208 35.15 61280 2143316 1019840 11.07 778772 1888512 18524 00:30:01 5308484 7356860 2858936 35.00 64580 2145908 1023848 11.11 766980 1886472 10648 Average: 5560791 7386431 2606629 31.91 53710 1941176 997763 10.83 675194 1740734 54392 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 00:27:01 ens3 298.53 167.24 987.49 59.82 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 00:28:01 ens3 59.03 44.84 751.38 5.98 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 00:29:01 ens3 279.71 164.67 1863.95 24.68 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 11.63 12.41 9.00 5.92 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 162.23 97.29 902.99 24.10 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-9288) 11/16/25 _x86_64_ (4 CPU) 00:25:49 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 15.51 0.00 2.65 5.65 2.41 73.78 00:27:01 0 17.32 0.00 2.34 3.52 2.39 74.42 00:27:01 1 21.59 0.00 1.92 5.42 2.24 68.83 00:27:01 2 15.48 0.00 3.35 8.18 2.69 70.30 00:27:01 3 7.67 0.00 2.98 5.46 2.33 81.56 00:28:01 all 19.20 0.00 1.12 2.59 1.53 75.56 00:28:01 0 35.56 0.00 1.75 0.64 2.35 59.69 00:28:01 1 15.95 0.00 0.93 0.18 1.41 81.54 00:28:01 2 1.26 0.00 0.41 8.24 0.98 89.11 00:28:01 3 24.01 0.00 1.39 1.31 1.39 71.90 00:29:01 all 24.54 0.00 1.73 3.13 3.01 67.59 00:29:01 0 24.50 0.00 1.45 3.35 2.71 67.99 00:29:01 1 16.50 0.00 1.59 3.73 3.55 74.63 00:29:01 2 32.78 0.00 2.28 2.29 3.20 59.45 00:29:01 3 24.41 0.00 1.59 3.14 2.61 68.25 00:30:01 all 20.32 0.00 0.99 1.11 1.55 76.04 00:30:01 0 39.60 0.00 1.49 0.27 1.78 56.87 00:30:01 1 10.07 0.00 0.48 0.48 1.62 87.35 00:30:01 2 22.57 0.00 1.01 0.48 1.65 74.29 00:30:01 3 9.08 0.00 0.96 3.21 1.11 85.64 Average: all 19.89 0.00 1.62 3.12 2.13 73.24 Average: 0 29.23 0.00 1.76 1.95 2.31 64.75 Average: 1 16.02 0.00 1.23 2.45 2.20 78.09 Average: 2 18.03 0.00 1.76 4.80 2.13 73.28 Average: 3 16.29 0.00 1.73 3.28 1.86 76.83