---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-548 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 9.4G 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: 7976 490 4744 0 2740 7189 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:e6:1a:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.222/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fee6:1a14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:d5:d2:ff 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-548) 12/14/25 _x86_64_ (4 CPU) 20:31:45 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:02 152.05 68.78 83.27 5574.14 39660.40 20:34:01 62.60 0.22 62.38 23.59 9688.39 20:35:01 205.98 145.53 60.46 5067.02 20291.55 20:36:01 41.92 0.65 41.27 76.40 10900.67 Average: 115.86 54.02 61.84 2696.65 20180.16 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:02 5867032 7385992 2300396 28.17 36764 1662572 1037940 11.26 613588 1518080 60396 20:34:01 5628004 7370784 2539424 31.09 55964 1855284 1034836 11.23 639136 1707036 71936 20:35:01 4896492 7389692 3270936 40.05 77088 2556792 980828 10.64 931472 2088372 280984 20:36:01 4836928 7347020 3330500 40.78 80072 2571344 1032788 11.21 982532 2096812 17760 Average: 5307114 7373372 2860314 35.02 62472 2161498 1021598 11.09 791682 1852575 107769 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:33:02 ens3 330.76 190.97 1054.70 63.27 0.00 0.00 0.00 0.00 20:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 20:34:01 ens3 66.55 52.60 720.73 6.28 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 20:35:01 lo 3.00 3.00 0.32 0.32 0.00 0.00 0.00 0.00 20:35:01 ens3 305.68 196.47 1333.44 22.09 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 20:36:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:36:01 ens3 10.58 11.85 8.25 5.64 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 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 178.87 113.23 779.57 24.40 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-548) 12/14/25 _x86_64_ (4 CPU) 20:31:45 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:02 all 19.39 0.00 2.98 5.35 2.16 70.13 20:33:02 0 19.15 0.00 1.86 2.31 1.86 74.82 20:33:02 1 12.02 0.00 2.06 5.98 2.13 77.81 20:33:02 2 35.09 0.00 6.12 11.38 2.75 44.65 20:33:02 3 11.36 0.00 1.88 1.76 1.86 83.15 20:34:01 all 19.33 0.00 1.14 2.30 1.24 75.99 20:34:01 0 2.35 0.00 0.24 0.08 0.17 97.15 20:34:01 1 25.40 0.00 1.38 1.40 2.01 69.81 20:34:01 2 11.00 0.00 1.09 6.71 1.36 79.83 20:34:01 3 38.59 0.00 1.83 0.98 1.44 57.16 20:35:01 all 30.26 1.55 4.60 8.01 3.90 51.68 20:35:01 0 36.85 0.02 4.88 9.84 3.71 44.71 20:35:01 1 24.64 2.73 4.02 3.35 4.15 61.12 20:35:01 2 24.81 2.74 4.53 9.86 3.97 54.08 20:35:01 3 34.79 0.66 4.98 9.00 3.78 46.78 20:36:01 all 20.30 0.00 0.89 1.19 1.42 76.19 20:36:01 0 5.74 0.00 0.73 0.35 0.93 92.26 20:36:01 1 26.72 0.00 1.06 3.22 1.43 67.56 20:36:01 2 4.72 0.00 0.35 0.15 1.15 93.63 20:36:01 3 44.14 0.00 1.39 1.04 2.19 51.24 Average: all 22.34 0.39 2.41 4.22 2.19 68.45 Average: 0 16.10 0.00 1.94 3.17 1.68 77.11 Average: 1 22.19 0.69 2.14 3.50 2.43 69.06 Average: 2 18.90 0.69 3.03 7.01 2.31 68.06 Average: 3 32.19 0.17 2.52 3.21 2.32 59.59