---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1041 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.1G 11G 47% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 449 1258 0 2235 3229 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:55:15:fc brd ff:ff:ff:ff:ff:ff inet 10.32.7.182/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe55:15fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:8c:10:fc 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-1041) 07/22/25 _x86_64_ (4 CPU) 15:47:37 LINUX RESTART (4 CPU) 15:48:01 tps rtps wtps bread/s bwrtn/s 15:49:01 147.09 65.46 81.64 5149.68 39909.10 15:50:01 57.31 0.15 57.16 26.13 8813.33 15:51:01 75.32 12.75 62.57 2253.87 11300.13 Average: 93.24 26.12 67.12 2476.57 20008.00 15:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:49:01 1779976 3332280 2258676 55.93 38984 1676844 941408 18.51 562320 1533440 72772 15:50:01 1589512 3386608 2449140 60.64 58420 1886412 866432 17.03 510352 1742836 123544 15:51:01 1234552 3255476 2804100 69.43 66644 2094516 1020556 20.06 716976 1877000 32396 Average: 1534680 3324788 2503972 62.00 54683 1885924 942799 18.53 596549 1717759 76237 15:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:49:01 ens3 315.30 186.25 1200.51 61.53 0.00 0.00 0.00 0.00 15:49:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 ens3 38.08 32.64 529.84 4.27 0.00 0.00 0.00 0.00 15:50:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 ens3 127.47 77.82 754.22 16.02 0.00 0.00 0.00 0.00 15:51:01 lo 2.20 2.20 0.21 0.21 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 160.28 98.91 828.20 27.27 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 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-1041) 07/22/25 _x86_64_ (4 CPU) 15:47:37 LINUX RESTART (4 CPU) 15:48:01 CPU %user %nice %system %iowait %steal %idle 15:49:01 all 20.26 0.00 2.67 4.42 1.06 71.59 15:49:01 0 36.21 0.00 2.55 1.15 1.30 58.79 15:49:01 1 12.13 0.00 4.45 6.30 0.97 76.15 15:49:01 2 8.43 0.00 1.15 1.79 0.68 87.95 15:49:01 3 24.25 0.00 2.53 8.46 1.30 63.46 15:50:01 all 21.20 0.00 1.29 1.42 0.89 75.19 15:50:01 0 39.45 0.00 2.33 0.28 1.27 56.66 15:50:01 1 19.58 0.00 1.05 0.62 1.23 77.53 15:50:01 2 16.63 0.00 0.93 0.35 0.67 81.42 15:50:01 3 9.17 0.00 0.82 4.44 0.38 85.19 15:51:01 all 19.83 0.00 2.09 1.64 0.78 75.66 15:51:01 0 28.12 0.00 2.32 2.21 0.97 66.38 15:51:01 1 11.36 0.00 1.85 0.52 0.50 85.77 15:51:01 2 3.36 0.00 1.70 1.90 0.32 92.72 15:51:01 3 36.53 0.00 2.46 1.94 1.34 57.73 Average: all 20.43 0.00 2.02 2.49 0.91 74.15 Average: 0 34.60 0.00 2.40 1.21 1.18 60.60 Average: 1 14.36 0.00 2.45 2.47 0.90 79.82 Average: 2 9.48 0.00 1.26 1.35 0.56 87.36 Average: 3 23.31 0.00 1.93 4.95 1.01 68.80