---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1419 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 9.1G 11G 48% / 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 479 5190 0 2305 7211 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:9d:d3:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.53/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe9d:d3b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:47:2d:25 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-1419) 12/22/25 _x86_64_ (4 CPU) 12:06:40 LINUX RESTART (4 CPU) 12:07:01 tps rtps wtps bread/s bwrtn/s 12:08:01 157.31 69.04 88.27 5602.93 40168.39 12:09:01 64.02 4.30 59.72 822.80 9200.20 12:10:01 96.48 8.92 87.57 1492.55 14306.68 Average: 105.94 27.42 78.52 2639.43 21225.09 12:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:08:01 5881912 7418684 2285508 27.98 39004 1677508 979608 10.63 580836 1534012 68800 12:09:01 5661880 7476248 2505540 30.68 58724 1919056 997500 10.82 545516 1756944 122920 12:10:01 5337884 7402560 2829536 34.64 69564 2148344 1005448 10.91 689580 1915788 10000 Average: 5627225 7432497 2540195 31.10 55764 1914969 994185 10.79 605311 1735581 67240 12:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:08:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 ens3 345.99 193.80 1182.99 60.83 0.00 0.00 0.00 0.00 12:09:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 12:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 ens3 52.62 44.28 563.95 5.89 0.00 0.00 0.00 0.00 12:10:01 lo 3.27 3.27 0.34 0.34 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 ens3 171.80 103.93 1018.50 158.56 0.00 0.00 0.00 0.00 Average: lo 1.91 1.91 0.18 0.18 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 Average: ens3 190.14 114.00 921.81 75.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1419) 12/22/25 _x86_64_ (4 CPU) 12:06:40 LINUX RESTART (4 CPU) 12:07:01 CPU %user %nice %system %iowait %steal %idle 12:08:01 all 20.19 0.00 3.24 5.71 2.36 68.49 12:08:01 0 29.74 0.00 2.79 2.97 2.78 61.72 12:08:01 1 25.42 0.00 2.73 1.48 2.51 67.86 12:08:01 2 8.90 0.00 1.89 13.51 1.91 73.79 12:08:01 3 16.65 0.00 5.56 4.87 2.25 70.67 12:09:01 all 20.23 0.00 1.37 1.99 0.92 75.50 12:09:01 0 17.68 0.00 1.15 0.52 0.78 79.88 12:09:01 1 31.54 0.00 1.60 0.37 1.27 65.23 12:09:01 2 5.36 0.00 0.90 5.68 0.50 87.56 12:09:01 3 26.37 0.00 1.84 1.39 1.12 69.29 12:10:01 all 17.96 0.00 2.40 2.57 1.62 75.46 12:10:01 0 14.92 0.00 2.85 4.79 1.53 75.91 12:10:01 1 13.15 0.00 1.77 1.17 1.59 82.32 12:10:01 2 3.95 0.00 1.51 2.08 1.26 91.21 12:10:01 3 39.70 0.00 3.48 2.22 2.07 52.54 Average: all 19.46 0.00 2.34 3.43 1.63 73.14 Average: 0 20.80 0.00 2.26 2.76 1.70 72.48 Average: 1 23.39 0.00 2.03 1.01 1.79 71.79 Average: 2 6.08 0.00 1.43 7.11 1.22 84.16 Average: 3 27.57 0.00 3.63 2.83 1.81 64.17