---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1491 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 9.3G 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 508 4250 0 3217 7168 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:1f:c9:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe1f:c9e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ff:1f:ff: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-1491) 12/23/25 _x86_64_ (4 CPU) 12:05:43 LINUX RESTART (4 CPU) 12:06:01 tps rtps wtps bread/s bwrtn/s 12:07:02 156.91 69.42 87.49 5620.26 39779.12 12:08:01 61.24 0.12 61.13 21.83 9799.02 12:09:01 130.76 12.76 118.00 2252.42 53569.61 12:10:01 18.90 0.40 18.50 32.79 1341.38 Average: 92.08 20.76 71.32 1990.03 26190.57 12:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:02 5905792 7424980 2261636 27.69 37624 1661652 960692 10.42 572404 1517988 64084 12:08:01 5593060 7380332 2574368 31.52 58136 1893732 1001268 10.86 631884 1740160 126116 12:09:01 4305964 7288708 3861464 47.28 85392 3006812 1086952 11.79 783348 2791356 27516 12:10:01 4289784 7283708 3877644 47.48 87708 3015344 1093632 11.87 796160 2793404 18668 Average: 5023650 7344432 3143778 38.49 67215 2394385 1035636 11.24 695949 2210727 59096 12:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:02 ens3 367.99 198.47 1096.17 63.95 0.00 0.00 0.00 0.00 12:07:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 ens3 57.21 46.04 676.77 5.63 0.00 0.00 0.00 0.00 12:08:01 lo 0.47 0.47 0.04 0.04 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 12:09:01 ens3 685.55 192.63 5939.59 19.72 0.00 0.00 0.00 0.00 12:09:01 lo 2.07 2.07 0.21 0.21 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 12:10:01 ens3 12.51 15.20 9.29 13.60 0.00 0.00 0.00 0.00 12:10:01 lo 0.93 0.93 0.08 0.08 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 Average: ens3 281.75 113.37 1935.70 25.81 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 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-1491) 12/23/25 _x86_64_ (4 CPU) 12:05:43 LINUX RESTART (4 CPU) 12:06:01 CPU %user %nice %system %iowait %steal %idle 12:07:02 all 19.22 0.00 2.79 5.24 3.16 69.60 12:07:02 0 30.71 0.00 3.15 7.02 3.38 55.74 12:07:02 1 17.00 0.00 4.11 2.57 2.72 73.61 12:07:02 2 10.54 0.00 1.72 7.36 3.70 76.68 12:07:02 3 18.68 0.00 2.19 3.98 2.80 72.35 12:08:01 all 19.55 0.00 1.27 2.12 1.31 75.76 12:08:01 0 35.65 0.00 1.86 0.56 1.61 60.33 12:08:01 1 20.51 0.00 1.49 0.24 1.18 76.58 12:08:01 2 0.88 0.00 0.57 6.54 0.66 91.35 12:08:01 3 21.22 0.00 1.13 1.11 1.79 74.76 12:09:01 all 19.31 0.00 5.53 2.51 3.39 69.26 12:09:01 0 14.57 0.00 6.05 2.02 3.06 74.30 12:09:01 1 28.82 0.00 6.86 3.28 4.30 56.74 12:09:01 2 8.59 0.00 5.94 3.25 2.93 79.29 12:09:01 3 25.28 0.00 3.28 1.51 3.29 66.64 12:10:01 all 20.75 0.00 0.88 0.73 1.29 76.35 12:10:01 0 20.07 0.00 1.00 0.13 1.13 77.67 12:10:01 1 14.62 0.00 0.93 2.26 1.33 80.87 12:10:01 2 26.22 0.00 0.70 0.41 1.47 71.20 12:10:01 3 22.09 0.00 0.88 0.12 1.23 75.69 Average: all 19.71 0.00 2.62 2.65 2.29 72.72 Average: 0 25.20 0.00 3.02 2.45 2.30 67.02 Average: 1 20.22 0.00 3.35 2.09 2.38 71.95 Average: 2 11.60 0.00 2.23 4.39 2.20 79.57 Average: 3 21.82 0.00 1.87 1.68 2.28 72.36