---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1904 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 9.0G 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 485 5447 0 2042 7215 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:14:24:6c brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86215sec preferred_lft 86215sec inet6 fe80::f816:3eff:fe14:246c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:3c:10:82 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-1904) 12/28/25 _x86_64_ (4 CPU) 10:28:45 LINUX RESTART (4 CPU) 10:29:01 tps rtps wtps bread/s bwrtn/s 10:30:01 159.62 69.48 90.13 5601.60 39734.28 10:31:01 71.42 0.70 70.72 96.38 9699.32 Average: 115.52 35.09 80.43 2848.76 24715.55 10:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 5881736 7385056 2285684 27.99 38468 1645140 1023756 11.11 615144 1500036 51592 10:31:01 5647200 7379388 2520220 30.86 58240 1843004 1019848 11.07 633288 1694332 46508 Average: 5764468 7382222 2402952 29.42 48354 1744072 1021802 11.09 624216 1597184 49050 10:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 10:30:01 ens3 492.37 288.70 983.37 70.26 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 10:31:01 ens3 153.86 105.03 865.79 12.69 0.00 0.00 0.00 0.00 10:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 323.10 196.86 924.57 41.47 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-1904) 12/28/25 _x86_64_ (4 CPU) 10:28:45 LINUX RESTART (4 CPU) 10:29:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 19.69 0.00 2.79 5.04 1.13 71.35 10:30:01 0 29.47 0.00 2.34 1.98 1.30 64.90 10:30:01 1 16.38 0.00 4.52 2.49 1.03 75.58 10:30:01 2 16.44 0.00 2.53 12.11 1.15 67.78 10:30:01 3 16.43 0.00 1.81 3.59 1.04 77.14 10:31:01 all 20.79 0.00 1.26 1.92 0.84 75.19 10:31:01 0 8.88 0.00 0.47 0.17 0.53 89.96 10:31:01 1 9.11 0.00 0.71 2.78 0.61 86.79 10:31:01 2 22.24 0.00 1.90 4.54 0.98 70.33 10:31:01 3 43.06 0.00 1.99 0.18 1.27 53.50 Average: all 20.24 0.00 2.02 3.48 0.99 73.27 Average: 0 19.16 0.00 1.40 1.07 0.92 77.45 Average: 1 12.73 0.00 2.61 2.63 0.82 81.20 Average: 2 19.35 0.00 2.21 8.32 1.07 69.06 Average: 3 29.75 0.00 1.90 1.89 1.15 65.31