---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1003 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 515 4757 0 2703 7172 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:97:b6:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe97:b611/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:01:17:5c 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-1003) 12/17/25 _x86_64_ (4 CPU) 16:02:05 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 49.54 3.55 45.99 56.92 6392.13 16:05:01 86.95 30.96 55.99 1661.32 10153.37 16:06:01 6.95 0.70 6.25 30.53 1254.06 16:07:01 26.61 11.50 15.11 814.66 5888.44 16:08:01 30.28 0.68 29.60 76.92 13896.35 Average: 40.07 9.48 30.59 528.08 7516.82 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5718016 7416408 2449412 29.99 54372 1814288 981856 10.65 596384 1663752 144688 16:05:01 5399680 7282268 2767748 33.89 63988 1979296 1113152 12.08 744528 1814664 20980 16:06:01 5142788 7188680 3024640 37.03 68464 2132636 1171520 12.71 846952 1958152 152272 16:07:01 4847956 7312656 3319472 40.64 72128 2540696 1039824 11.28 982200 2103400 388440 16:08:01 4861080 7331780 3306348 40.48 75280 2543256 1033432 11.21 971308 2101380 10664 Average: 5193904 7306358 2973524 36.41 66846 2202034 1067957 11.59 828274 1928270 143409 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:04:01 ens3 78.27 62.12 918.25 6.61 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:05:01 ens3 92.37 60.69 427.70 18.07 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:06:01 ens3 210.11 194.12 2442.05 27.45 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 lo 1.53 1.53 0.56 0.56 0.00 0.00 0.00 0.00 16:07:01 ens3 111.65 98.80 913.98 36.43 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:08:01 ens3 11.85 12.03 9.40 5.94 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 0.85 0.85 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 100.85 85.55 942.28 18.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1003) 12/17/25 _x86_64_ (4 CPU) 16:02:05 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 19.47 0.00 1.16 1.99 1.70 75.68 16:04:01 0 6.64 0.00 0.46 0.18 1.03 91.69 16:04:01 1 24.03 0.00 1.17 4.08 2.18 68.53 16:04:01 2 32.75 0.00 2.06 0.41 2.51 62.27 16:04:01 3 14.45 0.00 0.98 3.29 1.06 80.21 16:05:01 all 18.33 0.00 1.19 2.45 2.46 75.57 16:05:01 0 27.67 0.00 1.67 2.25 2.40 66.00 16:05:01 1 8.27 0.00 0.71 4.19 1.78 85.05 16:05:01 2 20.83 0.00 1.50 3.03 3.54 71.11 16:05:01 3 16.48 0.00 0.86 0.35 2.12 80.19 16:06:01 all 10.34 0.00 0.80 0.12 2.15 86.60 16:06:01 0 9.60 0.00 0.60 0.02 1.87 87.91 16:06:01 1 7.22 0.00 0.85 0.02 1.96 89.96 16:06:01 2 10.09 0.00 1.18 0.40 2.53 85.80 16:06:01 3 14.42 0.00 0.58 0.02 2.23 82.75 16:07:01 all 50.62 0.00 1.81 0.73 7.59 39.25 16:07:01 0 58.16 0.00 1.47 0.33 7.36 32.69 16:07:01 1 45.29 0.00 2.41 1.31 7.60 43.38 16:07:01 2 49.44 0.00 1.98 0.52 7.57 40.49 16:07:01 3 49.66 0.00 1.36 0.77 7.82 40.39 16:08:01 all 20.28 0.00 0.93 1.05 1.47 76.27 16:08:01 0 51.93 0.00 1.44 0.38 2.74 43.51 16:08:01 1 17.26 0.00 0.93 0.20 1.75 79.86 16:08:01 2 3.64 0.00 0.80 3.57 0.81 91.18 16:08:01 3 8.22 0.00 0.62 0.02 0.58 90.56 Average: all 23.87 0.00 1.18 1.27 3.08 70.60 Average: 0 30.83 0.00 1.13 0.63 3.09 64.32 Average: 1 20.50 0.00 1.22 1.95 3.07 73.26 Average: 2 23.43 0.00 1.50 1.59 3.41 70.08 Average: 3 20.73 0.00 0.88 0.89 2.78 74.73