---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2453 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 9.5G 9.8G 50% / 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 497 4646 0 2832 7184 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:0b:d5:82 brd ff:ff:ff:ff:ff:ff inet 10.32.6.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe0b:d582/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:c0:f2:1f 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-2453) 08/30/25 _x86_64_ (4 CPU) 19:39:17 LINUX RESTART (4 CPU) 19:40:01 tps rtps wtps bread/s bwrtn/s 19:41:01 93.02 21.66 71.35 756.81 5869.42 19:42:01 97.60 49.19 48.41 2205.37 8099.72 19:43:01 76.65 52.37 24.28 2821.53 6947.11 19:44:01 30.21 17.63 12.58 290.97 4746.02 19:45:01 26.36 13.28 13.08 1309.30 4351.08 19:46:01 24.43 0.92 23.51 87.05 7443.69 Average: 58.04 25.84 32.20 1245.15 6242.75 19:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:41:01 5614624 7344856 2552804 31.26 52336 1847296 1061296 11.52 698084 1662340 173296 19:42:01 5326156 7262108 2841272 34.79 66148 2030332 1263784 13.71 763132 1866376 146820 19:43:01 4691048 6844408 3476380 42.56 71732 2235192 1534188 16.65 1263352 1985944 79900 19:44:01 4172616 6486804 3994812 48.91 76676 2383664 1884984 20.45 1655268 2095384 85616 19:45:01 3818536 6217292 4348892 53.25 77828 2465028 2052908 22.28 1978420 2120684 13368 19:46:01 4710480 7306488 3456948 42.33 82264 2654624 1075680 11.67 952212 2253304 25236 Average: 4722243 6910326 3445185 42.18 71164 2269356 1478807 16.05 1218411 1997339 87373 19:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:41:01 ens3 120.31 89.74 1050.68 20.27 0.00 0.00 0.00 0.00 19:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 19:42:01 ens3 111.98 85.25 1201.07 16.16 0.00 0.00 0.00 0.00 19:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 19:43:01 ens3 153.66 131.54 1610.28 22.87 0.00 0.00 0.00 0.00 19:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:44:01 ens3 134.87 103.48 1029.99 18.36 0.00 0.00 0.00 0.00 19:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:45:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:45:01 ens3 53.13 36.99 115.27 11.92 0.00 0.00 0.00 0.00 19:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:46:01 lo 0.80 0.80 0.06 0.06 0.00 0.00 0.00 0.00 19:46:01 ens3 75.12 63.89 583.42 14.23 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 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 108.18 85.15 931.77 17.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2453) 08/30/25 _x86_64_ (4 CPU) 19:39:17 LINUX RESTART (4 CPU) 19:40:01 CPU %user %nice %system %iowait %steal %idle 19:41:01 all 20.34 0.00 1.37 2.93 1.10 74.26 19:41:01 0 11.22 0.00 0.55 0.68 0.53 87.02 19:41:01 1 10.26 0.00 0.91 4.93 1.39 82.51 19:41:01 2 31.85 0.00 1.95 0.42 1.33 64.46 19:41:01 3 28.09 0.00 2.09 5.69 1.12 63.01 19:42:01 all 24.66 0.00 1.57 2.82 1.26 69.69 19:42:01 0 24.82 0.00 1.56 1.58 1.33 70.70 19:42:01 1 31.34 0.00 1.65 1.15 1.58 64.28 19:42:01 2 32.56 0.00 1.67 3.10 1.33 61.34 19:42:01 3 9.93 0.00 1.43 5.47 0.81 82.36 19:43:01 all 44.45 0.00 1.89 3.16 3.03 47.47 19:43:01 0 42.60 0.00 1.91 3.09 3.06 49.34 19:43:01 1 40.27 0.00 2.15 4.51 2.63 50.44 19:43:01 2 51.59 0.00 1.29 2.37 3.24 41.51 19:43:01 3 43.39 0.00 2.19 2.67 3.21 48.55 19:44:01 all 59.51 0.00 1.79 0.76 3.90 34.04 19:44:01 0 71.70 0.00 1.51 0.02 3.79 22.99 19:44:01 1 69.67 0.00 1.01 0.50 3.21 25.61 19:44:01 2 42.55 0.00 2.51 1.46 4.43 49.05 19:44:01 3 54.12 0.00 2.12 1.06 4.20 38.50 19:45:01 all 73.58 0.00 2.24 0.37 4.47 19.34 19:45:01 0 68.17 0.00 3.06 0.42 4.33 24.03 19:45:01 1 79.05 0.00 1.51 0.22 3.90 15.32 19:45:01 2 75.29 0.00 1.87 0.61 4.26 17.95 19:45:01 3 71.79 0.00 2.53 0.23 5.38 20.06 19:46:01 all 28.46 0.00 1.37 0.58 1.39 68.19 19:46:01 0 12.89 0.00 0.92 1.35 0.83 84.02 19:46:01 1 22.19 0.00 0.90 0.12 1.05 75.75 19:46:01 2 59.01 0.00 1.75 0.57 2.02 36.65 19:46:01 3 19.79 0.00 1.92 0.30 1.69 76.29 Average: all 41.85 0.00 1.71 1.77 2.53 52.14 Average: 0 38.59 0.00 1.59 1.19 2.31 56.32 Average: 1 42.12 0.00 1.35 1.91 2.29 52.32 Average: 2 48.82 0.00 1.84 1.42 2.77 45.15 Average: 3 37.88 0.00 2.05 2.57 2.74 54.77