---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1882 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 9.2G 11G 48% / 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 515 5079 0 2381 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:b4:a9:57 brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:feb4:a957/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f2:57:7f:a3 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-1882) 12/28/25 _x86_64_ (4 CPU) 04:56:47 LINUX RESTART (4 CPU) 04:57:01 tps rtps wtps bread/s bwrtn/s 04:58:01 154.92 69.09 85.82 5594.14 41863.40 04:59:01 57.96 0.27 57.69 27.66 8255.01 05:00:01 95.90 12.93 82.97 2284.17 13488.17 Average: 103.18 27.58 75.59 2650.03 21275.22 04:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:58:01 5779228 7395700 2388192 29.24 43472 1748380 985728 10.70 621372 1584232 90484 04:59:01 5511940 7368480 2655480 32.51 63648 1954800 1005472 10.91 661436 1784620 157984 05:00:01 5235216 7376968 2932204 35.90 72500 2222984 1024584 11.12 850936 1853888 25436 Average: 5508795 7380383 2658625 32.55 59873 1975388 1005261 10.91 711248 1740913 91301 04:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 04:58:01 ens3 622.61 321.01 1964.83 74.68 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 04:59:01 ens3 63.55 53.25 784.43 6.65 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 4.00 4.00 0.38 0.38 0.00 0.00 0.00 0.00 05:00:01 ens3 148.18 159.65 867.11 536.80 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 1.94 1.94 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 279.32 178.67 1207.83 207.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1882) 12/28/25 _x86_64_ (4 CPU) 04:56:47 LINUX RESTART (4 CPU) 04:57:01 CPU %user %nice %system %iowait %steal %idle 04:58:01 all 20.76 0.00 3.26 4.95 1.21 69.82 04:58:01 0 34.25 0.00 6.06 6.21 1.51 51.98 04:58:01 1 17.73 0.00 2.34 5.14 0.92 73.87 04:58:01 2 13.12 0.00 2.70 4.10 1.20 78.88 04:58:01 3 17.97 0.00 1.97 4.32 1.22 74.52 04:59:01 all 20.80 0.00 1.30 1.47 0.76 75.67 04:59:01 0 9.95 0.00 0.73 2.59 0.34 86.39 04:59:01 1 24.36 0.00 1.69 0.10 0.86 72.99 04:59:01 2 15.74 0.00 1.00 2.96 0.73 79.57 04:59:01 3 33.15 0.00 1.76 0.22 1.12 63.75 05:00:01 all 21.75 0.00 1.89 2.30 1.08 72.98 05:00:01 0 7.52 0.00 1.27 2.92 0.58 87.70 05:00:01 1 38.81 0.00 2.10 2.13 1.30 55.65 05:00:01 2 5.04 0.00 1.35 1.95 1.06 90.61 05:00:01 3 35.68 0.00 2.83 2.22 1.33 57.93 Average: all 21.10 0.00 2.15 2.91 1.02 72.81 Average: 0 17.26 0.00 2.69 3.91 0.81 75.32 Average: 1 26.98 0.00 2.04 2.47 1.03 67.47 Average: 2 11.27 0.00 1.69 3.00 1.00 83.04 Average: 3 28.92 0.00 2.19 2.26 1.22 65.41