---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2002 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 11G 9.0G 54% / 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 500 3908 0 3567 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:15:bb:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe15:bb49/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:5b:5a:d0 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-2002) 12/30/25 _x86_64_ (4 CPU) 00:27:12 LINUX RESTART (4 CPU) 00:28:02 tps rtps wtps bread/s bwrtn/s 00:29:01 69.41 21.00 48.42 720.01 5862.87 00:30:01 141.40 13.02 128.38 2252.27 69005.87 00:31:01 56.20 0.45 55.75 32.26 11446.58 Average: 89.11 11.43 77.67 1002.96 28896.52 00:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:29:01 5765152 7456768 2402268 29.41 52700 1808100 935108 10.15 551320 1656784 143808 00:30:01 4173516 7416980 3993904 48.90 83704 3275992 1152292 12.50 643840 3068800 203460 00:31:01 4042468 7382388 4124952 50.50 88928 3360660 1019280 11.06 766356 3071052 26108 Average: 4660379 7418712 3507041 42.94 75111 2814917 1035560 11.24 653839 2598879 124459 00:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:29:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 ens3 64.40 52.09 820.94 6.37 0.00 0.00 0.00 0.00 00:30:01 lo 2.00 2.00 0.17 0.17 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 ens3 402.82 211.83 10880.28 19.13 0.00 0.00 0.00 0.00 00:31:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 ens3 268.88 127.32 888.43 326.45 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.12 0.12 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: ens3 246.37 130.85 4214.85 117.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2002) 12/30/25 _x86_64_ (4 CPU) 00:27:12 LINUX RESTART (4 CPU) 00:28:02 CPU %user %nice %system %iowait %steal %idle 00:29:01 all 20.05 0.00 1.21 2.28 1.25 75.21 00:29:01 0 6.01 0.00 0.42 0.14 0.42 93.01 00:29:01 1 27.70 0.00 1.72 2.21 1.79 66.58 00:29:01 2 37.53 0.00 1.77 1.50 2.09 57.11 00:29:01 3 8.83 0.00 0.92 5.26 0.73 84.27 00:30:01 all 22.24 0.00 5.92 3.01 4.21 64.62 00:30:01 0 10.55 0.00 5.30 2.04 3.60 78.51 00:30:01 1 10.11 0.00 5.15 5.14 4.13 75.48 00:30:01 2 25.56 0.00 6.43 0.76 4.43 62.82 00:30:01 3 42.94 0.00 6.83 4.12 4.70 41.42 00:31:01 all 22.81 0.00 2.29 0.98 3.33 70.59 00:31:01 0 12.61 0.00 1.43 0.86 2.46 82.63 00:31:01 1 38.93 0.00 3.16 0.40 3.72 53.79 00:31:01 2 18.96 0.00 1.87 0.12 2.96 76.08 00:31:01 3 20.68 0.00 2.67 2.54 4.16 69.96 Average: all 21.71 0.00 3.16 2.09 2.95 70.09 Average: 0 9.75 0.00 2.41 1.02 2.18 84.65 Average: 1 25.49 0.00 3.36 2.60 3.22 65.33 Average: 2 27.28 0.00 3.38 0.79 3.17 65.38 Average: 3 24.28 0.00 3.49 3.96 3.21 65.05