---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10004 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 11G 8.4G 57% / 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 502 3271 0 4201 7174 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:d0:ed:cf brd ff:ff:ff:ff:ff:ff inet 10.32.6.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fed0:edcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c0:3e:a4:3f 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-10004) 11/23/25 _x86_64_ (4 CPU) 08:21:18 LINUX RESTART (4 CPU) 08:22:01 tps rtps wtps bread/s bwrtn/s 08:23:01 92.20 21.05 71.15 723.75 5232.46 08:24:01 114.28 12.51 101.77 2223.79 37589.74 08:25:01 144.04 0.48 143.55 7.46 64394.54 08:26:01 34.52 0.00 34.52 0.00 17741.66 08:27:01 19.68 0.25 19.43 16.93 7777.67 08:28:01 20.66 0.40 20.26 32.79 1418.03 Average: 70.90 5.78 65.11 500.78 22359.95 08:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:23:01 5651504 7341924 2515916 30.80 49068 1813396 1065244 11.56 694380 1634716 164940 08:24:01 4728520 7395216 3438900 42.11 71292 2737908 1212728 13.16 651688 2536524 118692 08:25:01 2433412 6748368 5734008 70.21 102176 4251796 1520832 16.50 1580888 3784856 314076 08:26:01 2174396 6821392 5993024 73.38 103200 4570284 1538032 16.69 1716860 3895772 135564 08:27:01 3298852 7291012 4868568 59.61 104700 3957740 1133908 12.30 1077344 3461500 30536 08:28:01 3316768 7311052 4850652 59.39 106172 3958632 1106668 12.01 1063324 3457304 11708 Average: 3600575 7151494 4566845 55.92 89435 3548293 1262902 13.70 1130747 3128445 129253 08:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 08:23:01 ens3 100.90 72.32 857.29 17.95 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 08:24:01 ens3 1233.01 403.97 9547.29 34.10 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 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 ens3 197.40 80.02 1551.55 8.50 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 08:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:26:01 ens3 4.28 5.01 0.84 0.94 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 08:27:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:27:01 ens3 7.78 7.45 5.11 3.47 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:28:01 ens3 12.05 13.26 10.43 6.05 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 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 259.24 97.01 1995.45 11.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10004) 11/23/25 _x86_64_ (4 CPU) 08:21:18 LINUX RESTART (4 CPU) 08:22:01 CPU %user %nice %system %iowait %steal %idle 08:23:01 all 19.31 0.00 1.36 3.65 1.50 74.18 08:23:01 0 4.84 0.00 0.52 0.25 0.35 94.04 08:23:01 1 14.05 0.00 1.01 3.17 2.11 79.66 08:23:01 2 32.50 0.00 2.08 0.70 1.63 63.10 08:23:01 3 25.83 0.00 1.82 10.46 1.92 59.97 08:24:01 all 20.25 0.00 3.72 3.64 1.99 70.39 08:24:01 0 32.54 0.00 4.41 3.43 1.88 57.73 08:24:01 1 14.79 0.00 2.79 1.81 1.20 79.40 08:24:01 2 24.00 0.00 3.88 3.62 2.74 65.75 08:24:01 3 9.63 0.00 3.81 5.70 2.15 78.71 08:25:01 all 37.14 0.00 8.31 3.34 1.98 49.22 08:25:01 0 34.30 0.00 6.46 0.05 1.86 57.33 08:25:01 1 37.11 0.00 9.58 6.58 1.85 44.89 08:25:01 2 36.36 0.00 7.75 4.65 1.96 49.28 08:25:01 3 40.81 0.00 9.46 2.12 2.29 45.32 08:26:01 all 90.10 0.00 6.03 0.00 3.03 0.84 08:26:01 0 90.54 0.00 5.36 0.00 3.03 1.07 08:26:01 1 89.20 0.00 6.61 0.02 3.20 0.98 08:26:01 2 89.86 0.00 6.66 0.00 2.95 0.53 08:26:01 3 90.81 0.00 5.48 0.00 2.93 0.78 08:27:01 all 60.35 0.00 2.74 0.32 1.96 34.64 08:27:01 0 73.32 0.00 2.38 0.10 2.35 21.84 08:27:01 1 55.31 0.00 2.25 0.17 1.86 40.42 08:27:01 2 52.66 0.00 3.08 0.83 1.80 41.62 08:27:01 3 60.12 0.00 3.21 0.17 1.85 34.65 08:28:01 all 21.07 0.00 1.16 0.70 0.92 76.15 08:28:01 0 31.03 0.00 1.42 0.23 1.15 66.17 08:28:01 1 28.78 0.00 1.17 0.68 1.32 68.06 08:28:01 2 22.69 0.00 1.50 1.17 0.73 73.91 08:28:01 3 1.91 0.00 0.55 0.70 0.48 96.37 Average: all 41.36 0.00 3.87 1.94 1.90 50.93 Average: 0 44.43 0.00 3.42 0.68 1.77 49.69 Average: 1 39.84 0.00 3.88 2.06 1.92 52.30 Average: 2 43.00 0.00 4.15 1.82 1.97 49.05 Average: 3 38.15 0.00 4.04 3.20 1.93 52.68