---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1029 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 700K 797M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / 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 489 4748 0 2737 7190 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:3c:8c:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe3c:8cd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:71:cf:af 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-1029) 12/17/25 _x86_64_ (4 CPU) 20:31:46 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:02 154.21 69.06 85.15 5599.07 39560.89 20:34:01 51.31 0.22 51.09 23.59 6936.32 20:35:01 201.28 133.72 67.56 4990.74 19780.74 20:36:01 38.31 1.35 36.96 153.31 13443.49 Average: 111.53 51.30 60.23 2702.93 19984.71 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:02 5901332 7409180 2266088 27.75 36008 1652976 1001948 10.87 588208 1510108 55028 20:34:01 5653480 7379788 2513940 30.78 54328 1841288 1019864 11.07 626304 1695508 134044 20:35:01 4828668 7314820 3338752 40.88 76568 2551216 1362236 14.78 1029716 2057172 375580 20:36:01 4903056 7401748 3264364 39.97 79208 2560704 964288 10.46 925740 2087268 26888 Average: 5321634 7376384 2845786 34.84 61528 2151546 1087084 11.80 792492 1837514 147885 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:33:02 ens3 423.13 245.44 1061.04 66.97 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 20:34:01 ens3 72.09 61.31 726.02 6.91 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 lo 2.93 2.93 0.31 0.31 0.00 0.00 0.00 0.00 20:35:01 ens3 357.01 241.22 1331.05 23.78 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:36:01 ens3 13.40 12.46 10.70 6.23 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: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 217.02 140.44 782.46 26.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1029) 12/17/25 _x86_64_ (4 CPU) 20:31:46 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:02 all 18.64 0.00 3.38 5.04 1.14 71.81 20:33:02 0 13.10 0.00 5.82 2.80 1.23 77.04 20:33:02 1 36.58 0.00 3.59 4.63 1.42 53.78 20:33:02 2 11.99 0.00 2.50 7.02 1.09 77.40 20:33:02 3 12.86 0.00 1.60 5.73 0.80 79.01 20:34:01 all 20.14 0.00 1.21 1.76 0.82 76.08 20:34:01 0 4.78 0.00 0.29 0.30 0.64 93.98 20:34:01 1 59.77 0.00 2.75 0.60 1.51 35.37 20:34:01 2 4.19 0.00 0.76 5.92 0.69 88.44 20:34:01 3 12.09 0.00 1.02 0.15 0.44 86.30 20:35:01 all 24.82 2.07 3.99 8.52 1.62 58.98 20:35:01 0 27.12 0.00 3.66 6.19 1.30 61.73 20:35:01 1 36.84 0.00 4.66 9.45 1.69 47.36 20:35:01 2 18.34 8.22 4.50 8.66 2.14 58.15 20:35:01 3 16.98 0.03 3.14 9.79 1.35 68.70 20:36:01 all 27.78 0.00 2.22 0.76 1.25 67.99 20:36:01 0 16.71 0.00 1.99 0.07 1.16 80.07 20:36:01 1 53.27 0.00 2.87 1.99 1.84 40.02 20:36:01 2 13.18 0.00 1.91 0.90 1.05 82.96 20:36:01 3 27.91 0.00 2.15 0.12 0.95 68.88 Average: all 22.86 0.52 2.70 4.02 1.21 68.69 Average: 0 15.46 0.00 2.95 2.34 1.09 78.16 Average: 1 46.57 0.00 3.47 4.18 1.62 44.16 Average: 2 11.94 2.06 2.42 5.62 1.24 76.72 Average: 3 17.49 0.01 1.98 3.96 0.89 75.68