---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1790 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: 7976 477 5091 0 2407 7213 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:ae:78:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.77/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:feae:78a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6d:3b:4e:97 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-1790) 12/27/25 _x86_64_ (4 CPU) 09:27:39 LINUX RESTART (4 CPU) 09:28:01 tps rtps wtps bread/s bwrtn/s 09:29:01 153.69 68.81 84.89 5565.47 40019.88 09:30:01 58.26 0.12 58.14 21.46 9382.44 09:31:01 87.59 12.73 74.85 2253.09 15159.61 Average: 99.84 27.22 72.63 2613.34 21520.64 09:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 5891188 7426064 2276240 27.87 38856 1675592 987072 10.71 574328 1531404 67296 09:30:01 5688188 7475156 2479240 30.36 58636 1891964 930328 10.09 527400 1747452 117600 09:31:01 5203588 7370924 2963840 36.29 68152 2250932 1033912 11.22 739624 1996736 24932 Average: 5594321 7424048 2573107 31.50 55215 1939496 983771 10.67 613784 1758531 69943 09:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 09:29:01 ens3 403.65 222.45 1197.10 65.65 0.00 0.00 0.00 0.00 09:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 09:30:01 ens3 40.49 33.34 558.01 4.34 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 lo 3.47 3.47 0.33 0.33 0.00 0.00 0.00 0.00 09:31:01 ens3 261.21 131.31 1566.85 26.27 0.00 0.00 0.00 0.00 09:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 235.12 129.03 1107.32 32.09 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-1790) 12/27/25 _x86_64_ (4 CPU) 09:27:39 LINUX RESTART (4 CPU) 09:28:01 CPU %user %nice %system %iowait %steal %idle 09:29:01 all 20.51 0.00 2.88 4.91 0.81 70.89 09:29:01 0 14.70 0.00 1.67 3.92 0.69 79.02 09:29:01 1 25.44 0.00 5.19 2.39 0.88 66.11 09:29:01 2 11.42 0.00 1.83 6.58 0.67 79.50 09:29:01 3 30.45 0.00 2.77 6.74 1.00 59.03 09:30:01 all 21.14 0.00 1.36 1.68 0.71 75.11 09:30:01 0 0.82 0.00 0.12 0.00 0.17 98.90 09:30:01 1 43.08 0.00 2.60 2.18 1.22 50.92 09:30:01 2 11.23 0.00 1.11 1.68 0.52 85.46 09:30:01 3 29.46 0.00 1.63 2.90 0.92 65.09 09:31:01 all 18.73 0.00 2.18 2.10 0.67 76.32 09:31:01 0 39.81 0.00 3.69 2.12 1.15 53.22 09:31:01 1 8.88 0.00 1.80 4.42 0.53 84.36 09:31:01 2 10.88 0.00 1.82 0.82 0.50 85.99 09:31:01 3 15.38 0.00 1.42 1.02 0.52 81.66 Average: all 20.13 0.00 2.14 2.89 0.73 74.11 Average: 0 18.43 0.00 1.83 2.01 0.67 77.06 Average: 1 25.81 0.00 3.20 3.00 0.88 67.12 Average: 2 11.17 0.00 1.59 3.02 0.56 83.66 Average: 3 25.10 0.00 1.94 3.55 0.81 68.60