---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1717 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 9.9G 9.4G 52% / 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 519 4283 0 3173 7157 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:e0:dc:04 brd ff:ff:ff:ff:ff:ff inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fee0:dc04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:6e:d6:0b 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-1717) 12/26/25 _x86_64_ (4 CPU) 15:13:44 LINUX RESTART (4 CPU) 15:14:01 tps rtps wtps bread/s bwrtn/s 15:15:02 156.59 69.39 87.20 5620.13 39990.28 15:16:01 63.28 0.12 63.16 21.83 9695.85 15:17:01 156.49 12.70 143.79 2263.62 51144.28 15:18:01 19.36 0.42 18.94 32.92 1403.93 Average: 99.08 20.74 78.34 1992.75 25623.93 15:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:15:02 5867348 7404048 2300080 28.16 38884 1676624 992280 10.77 594172 1531624 73952 15:16:01 5553004 7360676 2614424 32.01 59756 1911092 1025176 11.12 652260 1755956 127068 15:17:01 4372060 7306624 3795368 46.47 88484 2952344 1079800 11.72 777164 2726912 6884 15:18:01 4360560 7301524 3806868 46.61 91420 2954896 1074436 11.66 789696 2724452 12020 Average: 5038243 7343218 3129185 38.31 69636 2373739 1042923 11.32 703323 2184736 54981 15:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:15:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:02 ens3 354.16 209.33 1161.80 63.78 0.00 0.00 0.00 0.00 15:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 ens3 54.84 46.26 691.34 5.71 0.00 0.00 0.00 0.00 15:17:01 lo 4.47 4.47 0.42 0.42 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 ens3 727.48 309.25 5735.69 124.97 0.00 0.00 0.00 0.00 15:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 ens3 11.88 12.68 9.21 6.04 0.00 0.00 0.00 0.00 Average: lo 1.74 1.74 0.16 0.16 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 288.05 144.79 1904.49 50.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1717) 12/26/25 _x86_64_ (4 CPU) 15:13:44 LINUX RESTART (4 CPU) 15:14:01 CPU %user %nice %system %iowait %steal %idle 15:15:02 all 18.95 0.00 2.64 5.36 2.70 70.36 15:15:02 0 26.54 0.00 2.20 5.42 2.68 63.16 15:15:02 1 9.64 0.00 4.42 6.44 2.51 76.99 15:15:02 2 7.22 0.00 1.44 5.56 2.35 83.43 15:15:02 3 32.43 0.00 2.47 4.03 3.24 57.83 15:16:01 all 19.72 0.00 1.16 2.24 1.46 75.42 15:16:01 0 11.27 0.00 0.78 0.12 0.56 87.27 15:16:01 1 10.06 0.00 0.67 0.05 1.96 87.25 15:16:01 2 8.88 0.00 0.96 8.11 0.91 81.13 15:16:01 3 48.72 0.00 2.26 0.68 2.42 45.92 15:17:01 all 18.81 0.00 5.58 3.21 3.29 69.12 15:17:01 0 14.64 0.00 4.64 2.18 2.88 75.65 15:17:01 1 28.68 0.00 6.23 2.02 3.66 59.41 15:17:01 2 14.65 0.00 4.98 3.11 3.05 74.22 15:17:01 3 17.22 0.00 6.47 5.53 3.53 67.25 15:18:01 all 20.90 0.00 0.95 0.73 1.21 76.21 15:18:01 0 26.49 0.00 0.96 0.12 1.43 71.00 15:18:01 1 22.05 0.00 1.01 0.07 0.98 75.89 15:18:01 2 0.78 0.00 0.32 2.42 1.08 95.40 15:18:01 3 34.33 0.00 1.50 0.30 1.35 62.52 Average: all 19.59 0.00 2.59 2.89 2.17 72.77 Average: 0 19.78 0.00 2.15 1.97 1.89 74.20 Average: 1 17.62 0.00 3.09 2.15 2.28 74.85 Average: 2 7.87 0.00 1.93 4.79 1.85 83.56 Average: 3 33.12 0.00 3.18 2.64 2.63 58.42