---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1618 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 10G 9.3G 52% / 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 565 4174 0 3236 7111 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:a8:3d:40 brd ff:ff:ff:ff:ff:ff inet 10.32.6.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fea8:3d40/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:0b:eb:80 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-1618) 12/25/25 _x86_64_ (4 CPU) 05:52:48 LINUX RESTART (4 CPU) 05:53:01 tps rtps wtps bread/s bwrtn/s 05:54:02 151.42 69.16 82.27 5614.93 39633.28 05:55:01 54.83 0.22 54.61 23.59 8053.13 05:56:01 182.64 12.90 169.74 2267.62 56466.46 05:57:01 18.55 0.40 18.15 32.79 1411.36 Average: 102.05 20.75 81.30 1992.86 26467.00 05:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:54:02 5895636 7401132 2271792 27.82 36148 1650492 1001940 10.87 598884 1508508 52012 05:55:01 5589232 7345684 2578196 31.57 56420 1867208 1047032 11.36 669528 1715508 153232 05:56:01 4275280 7272028 3892148 47.65 88168 3012176 1118752 12.14 848500 2752168 5996 05:57:01 4282424 7286328 3885004 47.57 91424 3014756 1092608 11.86 843212 2749344 10596 Average: 5010643 7326293 3156785 38.65 68040 2386158 1065083 11.56 740031 2181382 55459 05:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:54:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:02 ens3 349.04 173.27 1047.57 61.49 0.00 0.00 0.00 0.00 05:55:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 ens3 69.64 59.00 720.99 6.74 0.00 0.00 0.00 0.00 05:56:01 lo 7.27 7.27 0.66 0.66 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 ens3 738.71 253.12 5914.51 243.10 0.00 0.00 0.00 0.00 05:57:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 ens3 12.05 12.63 9.22 5.96 0.00 0.00 0.00 0.00 Average: lo 2.44 2.44 0.22 0.22 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: ens3 293.28 124.78 1928.05 79.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1618) 12/25/25 _x86_64_ (4 CPU) 05:52:48 LINUX RESTART (4 CPU) 05:53:01 CPU %user %nice %system %iowait %steal %idle 05:54:02 all 16.98 0.00 2.65 5.21 2.66 72.49 05:54:02 0 21.14 0.00 1.61 1.64 2.55 73.07 05:54:02 1 21.53 0.00 2.78 9.44 3.10 63.15 05:54:02 2 13.82 0.00 2.08 7.08 2.47 74.56 05:54:02 3 11.44 0.00 4.13 2.73 2.55 79.16 05:55:01 all 19.48 0.00 1.10 2.02 1.43 75.97 05:55:01 0 4.72 0.00 0.34 0.47 0.41 94.06 05:55:01 1 57.97 0.00 2.84 0.79 2.62 35.78 05:55:01 2 6.73 0.00 0.63 6.44 0.78 85.43 05:55:01 3 8.60 0.00 0.60 0.35 1.92 88.52 05:56:01 all 19.69 0.00 6.39 3.76 3.83 66.32 05:56:01 0 14.33 0.00 5.65 1.70 3.22 75.11 05:56:01 1 30.96 0.00 7.44 6.37 4.69 50.54 05:56:01 2 14.10 0.00 6.46 3.72 3.85 71.88 05:56:01 3 19.33 0.00 6.04 3.27 3.55 67.81 05:57:01 all 20.52 0.00 0.95 0.69 1.29 76.55 05:57:01 0 25.17 0.00 0.83 0.22 1.43 72.36 05:57:01 1 21.26 0.00 1.18 0.61 1.43 75.51 05:57:01 2 30.34 0.00 1.09 0.41 1.82 66.32 05:57:01 3 5.26 0.00 0.65 1.50 0.48 92.10 Average: all 19.17 0.00 2.78 2.93 2.31 72.82 Average: 0 16.40 0.00 2.11 1.01 1.91 78.58 Average: 1 32.81 0.00 3.57 4.32 2.96 56.34 Average: 2 16.29 0.00 2.57 4.40 2.24 74.50 Average: 3 11.16 0.00 2.86 1.97 2.13 81.89