---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1218 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 9.6G 9.7G 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 503 4630 0 2842 7174 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:88:e4:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe88:e4b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:04:a4:77 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-1218) 12/20/25 _x86_64_ (4 CPU) 04:51:45 LINUX RESTART (4 CPU) 04:52:01 tps rtps wtps bread/s bwrtn/s 04:53:01 152.94 69.42 83.52 5628.26 39665.27 04:54:01 63.55 0.12 63.43 21.46 9799.40 04:55:01 98.78 12.60 86.19 2255.49 29806.77 04:56:01 12.13 0.30 11.83 20.00 640.96 Average: 81.85 20.61 61.24 1981.22 19977.68 04:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:53:01 5935060 7451844 2232368 27.33 36940 1659896 950420 10.31 545684 1516096 62632 04:54:01 5613780 7402480 2553648 31.27 57996 1895408 999856 10.85 609292 1741196 124980 04:55:01 4810704 7405200 3356724 41.10 72620 2653980 1064160 11.55 1222088 1870608 72 04:56:01 4759924 7358216 3407504 41.72 74952 2660656 1011256 10.97 1341740 1808256 25332 Average: 5279867 7404435 2887561 35.35 60627 2217485 1006423 10.92 929701 1734039 53254 04:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:53:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 04:53:01 ens3 368.71 190.93 1062.31 62.86 0.00 0.00 0.00 0.00 04:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 04:54:01 ens3 67.46 54.20 700.88 6.26 0.00 0.00 0.00 0.00 04:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 lo 2.80 2.80 0.28 0.28 0.00 0.00 0.00 0.00 04:55:01 ens3 576.40 380.10 4137.04 1867.45 0.00 0.00 0.00 0.00 04:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 lo 1.00 1.00 0.08 0.08 0.00 0.00 0.00 0.00 04:56:01 ens3 121.31 252.36 16.47 2000.37 0.00 0.00 0.00 0.00 04:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 283.46 219.39 1479.14 984.19 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-1218) 12/20/25 _x86_64_ (4 CPU) 04:51:45 LINUX RESTART (4 CPU) 04:52:01 CPU %user %nice %system %iowait %steal %idle 04:53:01 all 18.04 0.00 2.77 5.39 2.77 71.03 04:53:01 0 12.45 0.00 1.46 3.75 2.32 80.02 04:53:01 1 20.40 0.00 1.99 3.35 2.52 71.73 04:53:01 2 10.23 0.00 4.67 6.45 2.90 75.75 04:53:01 3 29.04 0.00 2.93 7.97 3.33 56.73 04:54:01 all 19.28 0.00 1.21 2.31 1.49 75.71 04:54:01 0 20.63 0.00 0.93 2.26 1.10 75.08 04:54:01 1 19.72 0.00 1.03 1.80 1.82 75.63 04:54:01 2 19.46 0.00 1.58 4.94 1.86 72.15 04:54:01 3 17.29 0.00 1.30 0.22 1.20 80.01 04:55:01 all 19.04 0.00 3.09 1.95 2.53 73.38 04:55:01 0 16.09 0.00 2.79 4.57 2.33 74.21 04:55:01 1 18.30 0.00 3.62 1.04 2.45 74.59 04:55:01 2 19.76 0.00 2.43 0.57 2.44 74.80 04:55:01 3 22.03 0.00 3.56 1.64 2.89 69.88 04:56:01 all 19.74 0.00 0.97 0.40 1.97 76.93 04:56:01 0 39.73 0.00 1.63 1.34 2.69 54.61 04:56:01 1 11.51 0.00 0.65 0.03 1.76 86.05 04:56:01 2 14.56 0.00 0.78 0.05 1.60 83.01 04:56:01 3 13.12 0.00 0.82 0.16 1.85 84.05 Average: all 19.02 0.00 2.01 2.51 2.19 74.26 Average: 0 22.25 0.00 1.70 2.98 2.11 70.96 Average: 1 17.48 0.00 1.82 1.56 2.14 77.00 Average: 2 16.00 0.00 2.36 3.01 2.20 76.43 Average: 3 20.38 0.00 2.15 2.50 2.32 72.65