---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1786 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 505 5057 0 2412 7184 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:76:b6:57 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe76:b657/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5a:39:1f:20 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-1786) 12/27/25 _x86_64_ (4 CPU) 08:22:43 LINUX RESTART (4 CPU) 08:23:01 tps rtps wtps bread/s bwrtn/s 08:24:02 161.47 69.12 92.35 5579.47 40236.78 08:25:01 61.23 4.49 56.74 808.41 8700.76 08:26:01 77.84 8.35 69.49 1477.22 15092.15 08:27:01 19.18 0.40 18.78 32.79 1409.53 Average: 80.00 20.66 59.35 1979.27 16391.22 08:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:24:02 5858668 7397640 2308760 28.27 39100 1679388 1029880 11.17 601748 1535192 68692 08:25:01 5617456 7431352 2549972 31.22 58684 1918564 974412 10.57 590336 1754696 120244 08:26:01 5148592 7318384 3018836 36.96 66156 2255244 1081684 11.74 800788 1987564 7156 08:27:01 5154148 7330420 3013280 36.89 69580 2257696 1058364 11.48 797980 1984508 10848 Average: 5444716 7369449 2722712 33.34 58380 2027723 1036085 11.24 697713 1815490 51735 08:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:24:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:24:02 ens3 452.46 240.83 1204.32 67.70 0.00 0.00 0.00 0.00 08:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 1.83 1.83 0.16 0.16 0.00 0.00 0.00 0.00 08:25:01 ens3 51.82 41.74 573.73 7.10 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 08:26:01 ens3 256.66 134.98 1583.19 16.58 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:27:01 ens3 12.40 12.40 11.57 6.06 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 193.92 107.76 844.29 24.43 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-1786) 12/27/25 _x86_64_ (4 CPU) 08:22:43 LINUX RESTART (4 CPU) 08:23:01 CPU %user %nice %system %iowait %steal %idle 08:24:02 all 21.12 0.00 3.01 4.96 1.07 69.84 08:24:02 0 28.79 0.00 2.47 1.47 1.05 66.22 08:24:02 1 10.69 0.00 1.92 7.47 1.04 78.88 08:24:02 2 15.29 0.00 1.93 6.01 0.97 75.80 08:24:02 3 29.70 0.00 5.70 4.87 1.22 58.51 08:25:01 all 21.58 0.00 1.54 1.59 0.75 74.55 08:25:01 0 48.97 0.00 3.09 0.32 1.24 46.39 08:25:01 1 19.65 0.00 1.05 0.15 0.80 78.35 08:25:01 2 10.27 0.00 1.27 5.56 0.69 82.21 08:25:01 3 7.54 0.00 0.76 0.32 0.27 91.11 08:26:01 all 16.74 0.00 2.51 1.71 0.82 78.22 08:26:01 0 11.16 0.00 3.33 2.76 0.67 82.08 08:26:01 1 8.76 0.00 2.19 0.95 0.95 87.14 08:26:01 2 40.70 0.00 2.96 2.81 1.17 52.36 08:26:01 3 6.41 0.00 1.57 0.36 0.51 91.14 08:27:01 all 21.04 0.00 0.99 0.81 0.92 76.24 08:27:01 0 30.26 0.00 1.17 0.30 0.87 67.41 08:27:01 1 35.32 0.00 1.68 0.25 1.30 61.46 08:27:01 2 10.65 0.00 0.52 0.63 0.93 87.27 08:27:01 3 7.92 0.00 0.57 2.05 0.62 88.85 Average: all 20.12 0.00 2.01 2.27 0.89 74.71 Average: 0 29.73 0.00 2.51 1.22 0.96 65.59 Average: 1 18.63 0.00 1.71 2.21 1.02 76.43 Average: 2 19.25 0.00 1.67 3.74 0.94 74.40 Average: 3 12.88 0.00 2.15 1.90 0.66 82.42