---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2666 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 13G 7.1G 64% / 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 577 1771 0 5626 7099 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:38:29:39 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe38:2939/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:61:d9:6a:50 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 inet6 fe80::42:61ff:fed9:6a50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2666) 11/14/26 _x86_64_ (4 CPU) 06:39:42 LINUX RESTART (4 CPU) 06:40:01 tps rtps wtps bread/s bwrtn/s 06:41:02 166.09 61.46 104.63 5003.70 42175.79 06:42:01 129.93 36.74 93.19 1876.56 56055.18 06:43:01 122.16 11.38 110.78 1128.75 72103.45 06:44:01 87.47 3.07 84.40 172.77 27216.66 Average: 126.40 28.12 98.27 2046.15 49359.88 06:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:41:02 5763036 7431624 2404392 29.44 51240 1787088 972164 10.55 553480 1661208 173216 06:42:01 3940292 7214276 4227136 51.76 65920 3347392 1135384 12.32 792784 3182328 96800 06:43:01 1583180 6401476 6584248 80.62 86488 4800600 1925496 20.89 1819432 4430232 548 06:44:01 1814192 7270112 6353236 77.79 115248 5360340 1083012 11.75 1267120 4705152 329704 Average: 3275175 7079372 4892253 59.90 79724 3823855 1279014 13.88 1108204 3494730 150067 06:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:41:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 06:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:02 ens3 392.23 235.64 1597.72 67.97 0.00 0.00 0.00 0.00 06:42:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 ens3 974.60 631.81 22761.60 66.62 0.00 0.00 0.00 0.00 06:43:01 vethb03439d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:43:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 06:43:01 docker0 380.95 2516.60 22.98 1849.78 0.00 0.00 0.00 0.00 06:43:01 ens3 2981.24 790.10 7988.26 98.07 0.00 0.00 0.00 0.00 06:44:01 lo 7.20 7.20 0.63 0.63 0.00 0.00 0.00 0.00 06:44:01 docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 ens3 246.36 196.63 2540.95 36.49 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 0.25 0.25 0.00 0.00 0.00 0.00 Average: docker0 95.64 631.79 5.77 464.38 0.00 0.00 0.00 0.00 Average: ens3 1149.33 462.84 8663.40 67.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2666) 11/14/26 _x86_64_ (4 CPU) 06:39:42 LINUX RESTART (4 CPU) 06:40:01 CPU %user %nice %system %iowait %steal %idle 06:41:02 all 18.99 0.00 2.35 4.92 0.07 73.67 06:41:02 0 32.16 0.00 2.54 5.92 0.08 59.29 06:41:02 1 28.36 0.00 1.93 1.49 0.07 68.16 06:41:02 2 8.07 0.00 1.49 3.65 0.07 86.73 06:41:02 3 7.49 0.00 3.47 8.63 0.05 80.37 06:42:01 all 24.57 0.00 2.01 2.54 0.11 70.77 06:42:01 0 18.82 0.00 2.03 4.33 0.07 74.75 06:42:01 1 31.83 0.00 1.85 1.10 0.10 65.11 06:42:01 2 32.03 0.00 2.68 3.17 0.12 62.00 06:42:01 3 15.55 0.00 1.44 1.56 0.12 81.34 06:43:01 all 41.04 0.00 4.89 1.95 0.12 52.01 06:43:01 0 41.99 0.00 3.39 1.71 0.12 52.79 06:43:01 1 40.19 0.00 4.02 2.13 0.10 53.55 06:43:01 2 38.70 0.00 4.52 0.41 0.12 56.25 06:43:01 3 43.25 0.00 7.63 3.51 0.15 45.47 06:44:01 all 22.93 0.00 2.59 1.67 0.07 72.74 06:44:01 0 25.78 0.00 3.16 4.26 0.07 66.73 06:44:01 1 18.15 0.00 2.36 0.50 0.07 78.92 06:44:01 2 17.19 0.00 2.12 1.01 0.07 79.62 06:44:01 3 30.58 0.00 2.72 0.91 0.08 65.71 Average: all 26.87 0.00 2.96 2.77 0.09 67.31 Average: 0 29.71 0.00 2.78 4.06 0.08 63.37 Average: 1 29.60 0.00 2.54 1.31 0.08 66.47 Average: 2 23.91 0.00 2.70 2.06 0.09 71.24 Average: 3 24.24 0.00 3.82 3.66 0.10 68.17