---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-31 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 9.5G 9.8G 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: 7976 520 4596 0 2858 7160 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:8b:71:8a brd ff:ff:ff:ff:ff:ff inet 10.32.6.52/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe8b:718a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:e6:5d:3e 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-31) 12/09/25 _x86_64_ (4 CPU) 12:22:03 LINUX RESTART (4 CPU) 12:23:02 tps rtps wtps bread/s bwrtn/s 12:24:01 52.48 3.42 49.06 53.94 6067.02 12:25:01 155.49 99.37 56.12 4324.48 10758.34 12:26:01 18.18 7.52 10.66 707.08 4339.28 12:27:01 37.94 28.21 9.73 1519.88 2466.52 12:28:01 15.38 3.23 12.15 93.44 4616.19 12:29:01 27.42 0.62 26.81 76.37 10114.63 Average: 51.14 23.78 27.36 1132.07 6394.61 12:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 5731724 7458056 2435704 29.82 54684 1839740 931700 10.11 549944 1689752 175660 12:25:01 5277400 7268428 2890028 35.38 69240 2079028 1108480 12.03 781912 1888372 36644 12:26:01 4231856 6387488 3935572 48.19 72468 2235388 1774168 19.25 1727984 1975200 55436 12:27:01 3729352 6059280 4438076 54.34 76728 2398788 2148312 23.31 2124908 2066132 114100 12:28:01 4765196 7375200 3402232 41.66 79372 2671216 978384 10.62 946700 2203380 270200 12:29:01 4696508 7319956 3470920 42.50 82404 2680940 1026236 11.14 1008868 2208148 12152 Average: 4738673 6978068 3428755 41.98 72483 2317517 1327880 14.41 1190053 2005164 110699 12:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 12:24:01 ens3 66.46 55.56 768.80 6.23 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:25:01 ens3 91.30 70.89 475.93 16.31 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 12:26:01 ens3 177.52 155.41 2092.40 24.91 0.00 0.00 0.00 0.00 12:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:27:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:27:01 ens3 71.95 55.01 261.48 11.51 0.00 0.00 0.00 0.00 12:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 12:28:01 ens3 113.93 94.99 746.26 64.05 0.00 0.00 0.00 0.00 12:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 12:29:01 ens3 10.53 11.36 8.44 5.55 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 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 88.67 73.92 725.41 21.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-31) 12/09/25 _x86_64_ (4 CPU) 12:22:03 LINUX RESTART (4 CPU) 12:23:02 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 19.47 0.00 1.31 2.38 0.84 76.00 12:24:01 0 14.41 0.00 0.88 0.51 0.46 83.75 12:24:01 1 34.20 0.00 1.98 0.53 0.86 62.43 12:24:01 2 20.83 0.00 1.70 7.46 1.23 68.78 12:24:01 3 8.44 0.00 0.69 1.00 0.80 89.07 12:25:01 all 20.83 0.00 1.58 6.47 1.68 69.44 12:25:01 0 13.88 0.00 1.49 7.77 1.56 75.31 12:25:01 1 29.81 0.00 1.47 5.68 2.12 60.90 12:25:01 2 19.85 0.00 1.85 6.80 1.85 69.65 12:25:01 3 19.76 0.00 1.50 5.64 1.20 71.89 12:26:01 all 57.84 0.00 1.68 0.50 5.18 34.80 12:26:01 0 52.35 0.00 1.73 0.30 5.57 40.05 12:26:01 1 60.86 0.00 1.76 0.58 5.33 31.47 12:26:01 2 56.15 0.00 1.80 0.66 4.99 36.40 12:26:01 3 62.00 0.00 1.42 0.45 4.84 31.29 12:27:01 all 59.36 0.00 2.46 1.29 4.18 32.72 12:27:01 0 61.95 0.00 2.79 1.44 4.31 29.51 12:27:01 1 51.67 0.00 2.41 1.55 3.80 40.57 12:27:01 2 56.35 0.00 2.70 1.29 4.35 35.31 12:27:01 3 67.50 0.00 1.92 0.88 4.22 25.48 12:28:01 all 62.43 0.00 2.08 0.22 4.63 30.63 12:28:01 0 56.46 0.00 2.46 0.07 4.44 36.57 12:28:01 1 55.94 0.00 2.25 0.36 4.90 36.55 12:28:01 2 61.34 0.00 1.91 0.39 4.85 31.51 12:28:01 3 76.00 0.00 1.72 0.07 4.34 17.87 12:29:01 all 20.67 0.00 0.84 0.93 1.23 76.34 12:29:01 0 61.38 0.00 1.78 0.73 1.65 34.46 12:29:01 1 0.38 0.00 0.28 0.47 0.43 98.44 12:29:01 2 11.04 0.00 0.68 2.47 1.24 84.57 12:29:01 3 10.06 0.00 0.59 0.05 1.58 87.72 Average: all 40.21 0.00 1.66 1.96 2.97 53.21 Average: 0 43.51 0.00 1.86 1.81 3.01 49.81 Average: 1 38.88 0.00 1.69 1.53 2.92 54.97 Average: 2 37.69 0.00 1.77 3.16 3.09 54.28 Average: 3 40.75 0.00 1.31 1.34 2.84 53.76