---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1624 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: 7975 518 4677 0 2780 7163 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:67:28:ba brd ff:ff:ff:ff:ff:ff inet 10.32.6.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe67:28ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:73:b3:a9 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-1624) 12/25/25 _x86_64_ (4 CPU) 06:59:45 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps bread/s bwrtn/s 07:01:02 156.66 69.46 87.20 5636.66 39875.90 07:02:01 61.58 0.12 61.46 21.83 9592.54 07:03:01 115.80 12.98 102.82 2280.02 32889.59 07:04:01 19.71 2.03 17.68 68.92 1366.17 Average: 88.55 21.23 67.32 2010.14 20978.48 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:01:02 5913084 7443632 2254336 27.60 37244 1673616 974960 10.58 554168 1529728 66952 07:02:01 5605020 7396416 2562400 31.37 57480 1898996 1007304 10.93 613652 1746224 118264 07:03:01 4809160 7347068 3358260 41.12 72396 2608656 1061584 11.52 739468 2371456 7456 07:04:01 4783668 7325940 3383752 41.43 74112 2611000 1087112 11.80 767300 2367860 10092 Average: 5277733 7378264 2889687 35.38 60308 2198067 1032740 11.21 668647 2003817 50691 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:01:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:01:02 ens3 345.43 182.52 1145.98 62.16 0.00 0.00 0.00 0.00 07:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:02:01 ens3 71.50 59.77 691.82 6.57 0.00 0.00 0.00 0.00 07:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 07:03:01 ens3 512.65 138.41 4078.66 16.41 0.00 0.00 0.00 0.00 07:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:04:01 ens3 18.85 18.43 18.15 17.46 0.00 0.00 0.00 0.00 07:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 237.80 99.95 1486.97 25.73 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-1624) 12/25/25 _x86_64_ (4 CPU) 06:59:45 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:01:02 all 18.91 0.00 2.76 5.48 3.22 69.63 07:01:02 0 19.90 0.00 2.14 10.55 3.51 63.90 07:01:02 1 15.98 0.00 2.04 4.69 3.24 74.05 07:01:02 2 26.96 0.00 2.60 5.09 3.72 61.62 07:01:02 3 12.81 0.00 4.30 1.55 2.41 78.92 07:02:01 all 19.38 0.00 1.20 2.07 1.57 75.77 07:02:01 0 8.62 0.00 1.06 7.10 1.25 81.97 07:02:01 1 19.89 0.00 0.77 0.54 1.71 77.09 07:02:01 2 44.92 0.00 2.61 0.66 2.48 49.33 07:02:01 3 4.06 0.00 0.37 0.02 0.86 94.69 07:03:01 all 18.87 0.00 3.30 2.86 2.25 72.72 07:03:01 0 13.32 0.00 4.49 4.14 1.95 76.09 07:03:01 1 17.48 0.00 2.63 0.75 2.05 77.10 07:03:01 2 27.75 0.00 2.74 2.66 2.71 64.14 07:03:01 3 16.88 0.00 3.37 3.90 2.26 73.59 07:04:01 all 21.39 0.00 0.96 0.75 1.49 75.40 07:04:01 0 4.50 0.00 0.42 0.33 1.00 93.76 07:04:01 1 55.01 0.00 1.64 0.25 2.55 40.55 07:04:01 2 8.65 0.00 0.71 0.43 1.31 88.90 07:04:01 3 17.33 0.00 1.05 2.01 1.11 78.49 Average: all 19.64 0.00 2.06 2.80 2.14 73.37 Average: 0 11.61 0.00 2.03 5.54 1.93 78.89 Average: 1 27.09 0.00 1.77 1.57 2.39 67.18 Average: 2 26.99 0.00 2.16 2.22 2.56 66.07 Average: 3 12.80 0.00 2.28 1.88 1.67 81.37