---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1527 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 700K 797M 1% /run /dev/vda1 20G 9.5G 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: 7976 521 4664 0 2790 7161 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:9f:d0:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fe9f:d0f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:62:ee:5a 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-1527) 12/23/25 _x86_64_ (4 CPU) 22:11:46 LINUX RESTART (4 CPU) 22:12:01 tps rtps wtps bread/s bwrtn/s 22:13:01 155.61 69.36 86.25 5630.52 40845.73 22:14:01 67.89 0.22 67.68 23.19 10931.56 22:15:01 109.75 59.21 50.53 2871.98 19661.45 22:16:01 29.95 9.13 20.81 309.42 12948.51 Average: 90.80 34.48 56.32 2208.86 21097.15 22:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:13:01 5791968 7373388 2375460 29.08 36432 1723100 1025076 11.12 636676 1562828 87568 22:14:01 5498648 7336784 2668780 32.68 57420 1944280 1037360 11.26 689416 1774244 102392 22:15:01 3960292 6289652 4207136 51.51 65224 2410772 2758156 29.93 1954204 1874688 126660 22:16:01 4767992 7360752 3399436 41.62 67960 2668236 982820 10.66 1117664 2031568 27532 Average: 5004725 7090144 3162703 38.72 56759 2186597 1450853 15.74 1099490 1810832 86038 22:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:13:01 ens3 518.16 275.67 1689.77 67.48 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:14:01 ens3 69.74 58.41 711.35 6.68 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 lo 2.23 2.23 0.25 0.25 0.00 0.00 0.00 0.00 22:15:01 ens3 415.63 305.15 584.24 133.45 0.00 0.00 0.00 0.00 22:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 22:16:01 ens3 223.86 144.53 681.63 56.60 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 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 306.85 195.94 916.76 66.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1527) 12/23/25 _x86_64_ (4 CPU) 22:11:46 LINUX RESTART (4 CPU) 22:12:01 CPU %user %nice %system %iowait %steal %idle 22:13:01 all 18.12 0.00 2.95 5.40 2.76 70.77 22:13:01 0 9.77 0.00 2.18 7.84 2.58 77.63 22:13:01 1 14.16 0.00 5.02 7.35 2.70 70.78 22:13:01 2 26.71 0.00 2.83 0.99 3.42 66.04 22:13:01 3 21.82 0.00 1.76 5.41 2.34 68.66 22:14:01 all 19.59 0.00 1.16 2.04 1.28 75.94 22:14:01 0 1.79 0.00 0.32 1.66 0.46 95.77 22:14:01 1 24.56 0.00 1.46 5.96 1.69 66.32 22:14:01 2 26.39 0.00 1.86 0.23 1.92 69.60 22:14:01 3 25.62 0.00 0.98 0.30 1.07 72.04 22:15:01 all 30.25 2.39 13.32 2.24 4.93 46.86 22:15:01 0 30.84 3.26 13.27 0.42 4.70 47.52 22:15:01 1 23.33 0.02 12.30 2.20 4.63 57.53 22:15:01 2 25.72 0.00 13.44 5.04 4.88 50.91 22:15:01 3 41.18 6.30 14.25 1.31 5.49 31.45 22:16:01 all 26.80 0.00 4.95 0.59 3.14 64.52 22:16:01 0 46.10 0.00 5.43 0.66 3.82 43.98 22:16:01 1 22.76 0.00 5.15 0.88 2.91 68.31 22:16:01 2 17.58 0.00 4.81 0.78 3.05 73.78 22:16:01 3 20.76 0.00 4.40 0.05 2.76 72.03 Average: all 23.69 0.60 5.59 2.57 3.03 64.52 Average: 0 22.13 0.81 5.30 2.64 2.89 66.22 Average: 1 21.20 0.00 5.98 4.10 2.98 65.74 Average: 2 24.10 0.00 5.73 1.76 3.32 65.09 Average: 3 27.35 1.58 5.35 1.77 2.92 61.04