---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1899 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 9.9G 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 500 4294 0 3181 7176 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:63:d3:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe63:d30f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:b3:cb:b7 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-1899) 12/28/25 _x86_64_ (4 CPU) 10:01:46 LINUX RESTART (4 CPU) 10:02:01 tps rtps wtps bread/s bwrtn/s 10:03:01 154.82 68.99 85.84 5594.80 40119.06 10:04:01 64.67 4.22 60.46 800.53 9203.40 10:05:01 146.39 8.75 137.64 1503.75 50896.85 10:06:01 19.21 0.40 18.81 32.79 1413.10 Average: 96.28 20.59 75.69 1982.97 25408.10 10:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:03:01 5893804 7437360 2273624 27.84 39432 1682796 960536 10.42 564248 1538276 74296 10:04:01 5643676 7475800 2523752 30.90 60228 1934336 995412 10.80 530000 1788260 123132 10:05:01 4379604 7323500 3787824 46.38 88184 2955740 1091944 11.85 781888 2710572 7172 10:06:01 4372776 7322360 3794652 46.46 90608 2958308 1088188 11.81 790568 2708236 11552 Average: 5072465 7389755 3094963 37.89 69613 2382795 1034020 11.22 666676 2186336 54038 10:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:03:01 ens3 448.34 256.06 1190.39 68.52 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 10:04:01 ens3 56.89 46.81 662.66 6.22 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 lo 3.93 3.93 0.38 0.38 0.00 0.00 0.00 0.00 10:05:01 ens3 782.50 295.17 5806.59 232.73 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:06:01 ens3 13.63 12.71 10.87 6.20 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: lo 1.65 1.65 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 325.34 152.69 1917.63 78.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1899) 12/28/25 _x86_64_ (4 CPU) 10:01:46 LINUX RESTART (4 CPU) 10:02:01 CPU %user %nice %system %iowait %steal %idle 10:03:01 all 19.03 0.00 2.77 5.04 1.09 72.07 10:03:01 0 10.99 0.00 2.31 9.49 0.75 76.46 10:03:01 1 8.88 0.00 1.55 3.67 1.10 84.79 10:03:01 2 17.06 0.00 1.75 4.99 1.07 75.13 10:03:01 3 39.23 0.00 5.48 2.01 1.42 51.86 10:04:01 all 20.87 0.00 1.14 1.89 0.78 75.32 10:04:01 0 11.45 0.00 0.62 0.08 0.45 87.40 10:04:01 1 0.45 0.00 0.32 1.71 0.63 96.89 10:04:01 2 32.58 0.00 1.67 5.40 1.03 59.32 10:04:01 3 39.03 0.00 1.95 0.37 1.05 57.60 10:05:01 all 21.42 0.00 5.76 2.80 1.34 68.69 10:05:01 0 19.59 0.00 4.98 0.69 1.06 73.67 10:05:01 1 12.24 0.00 4.70 4.19 1.20 77.68 10:05:01 2 24.27 0.00 6.08 4.33 1.31 64.00 10:05:01 3 29.56 0.00 7.26 1.98 1.75 59.44 10:06:01 all 21.10 0.00 0.94 0.65 1.00 76.31 10:06:01 0 18.45 0.00 0.80 0.15 0.78 79.82 10:06:01 1 4.10 0.00 0.35 0.08 0.55 94.92 10:06:01 2 19.14 0.00 0.95 0.05 0.93 78.93 10:06:01 3 42.65 0.00 1.69 2.32 1.74 51.60 Average: all 20.60 0.00 2.64 2.59 1.05 73.11 Average: 0 15.12 0.00 2.17 2.60 0.76 79.36 Average: 1 6.40 0.00 1.72 2.41 0.87 88.61 Average: 2 23.26 0.00 2.60 3.69 1.09 69.36 Average: 3 37.64 0.00 4.09 1.67 1.49 55.11