---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-15118 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: 2799.998 BogoMIPS: 5599.99 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 9.7G 9.6G 51% / 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 514 4437 0 3024 7163 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:b1:dc:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:feb1:dcf1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:ba:1c:66 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-15118) 10/14/26 _x86_64_ (4 CPU) 08:49:25 LINUX RESTART (4 CPU) 08:50:02 tps rtps wtps bread/s bwrtn/s 08:51:01 108.91 22.22 86.70 781.43 7893.85 08:52:01 164.51 103.10 61.41 4993.40 13394.60 08:53:01 21.11 7.82 13.30 738.14 5279.25 08:54:01 50.96 30.96 20.00 1572.80 6676.22 Average: 86.28 41.10 45.18 2026.76 8312.94 08:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:51:01 5598828 7383524 2568600 31.45 55512 1896876 1005396 10.91 612080 1762012 215996 08:52:01 5127808 7279876 3039620 37.22 72668 2231668 1100220 11.94 786480 2024612 60820 08:53:01 4000112 6324388 4167316 51.02 76828 2394156 1803980 19.57 1792324 2132856 59432 08:54:01 4597048 7373224 3570380 43.71 83008 2827712 967716 10.50 951844 2355004 280224 Average: 4830949 7090253 3336479 40.85 72004 2337603 1219328 13.23 1035682 2068621 154118 08:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:51:01 lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 08:51:01 ens3 198.24 148.72 1805.47 41.06 0.00 0.00 0.00 0.00 08:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:52:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 08:52:01 ens3 103.87 101.15 970.53 21.17 0.00 0.00 0.00 0.00 08:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:53:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 08:53:01 ens3 156.96 146.74 2124.56 27.49 0.00 0.00 0.00 0.00 08:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 lo 1.00 1.00 0.08 0.08 0.00 0.00 0.00 0.00 08:54:01 ens3 138.13 124.68 1008.84 71.39 0.00 0.00 0.00 0.00 08:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 149.09 130.24 1475.96 40.28 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-15118) 10/14/26 _x86_64_ (4 CPU) 08:49:25 LINUX RESTART (4 CPU) 08:50:02 CPU %user %nice %system %iowait %steal %idle 08:51:01 all 20.01 0.00 1.45 3.19 0.06 75.29 08:51:01 0 26.64 0.00 1.53 1.31 0.05 70.48 08:51:01 1 13.49 0.00 1.32 3.49 0.05 81.65 08:51:01 2 11.22 0.00 0.95 0.97 0.05 86.80 08:51:01 3 28.72 0.00 1.99 7.00 0.09 62.20 08:52:01 all 21.10 0.00 1.47 6.90 0.08 70.46 08:52:01 0 36.80 0.00 1.65 1.10 0.10 60.35 08:52:01 1 16.31 0.00 1.14 6.93 0.05 75.57 08:52:01 2 14.87 0.00 1.86 10.22 0.07 72.99 08:52:01 3 16.31 0.00 1.21 9.40 0.07 73.01 08:53:01 all 57.44 0.00 1.36 0.31 0.13 40.76 08:53:01 0 61.79 0.00 1.74 0.62 0.13 35.72 08:53:01 1 55.31 0.00 0.98 0.10 0.12 43.49 08:53:01 2 58.94 0.00 1.27 0.39 0.13 39.26 08:53:01 3 53.71 0.00 1.44 0.13 0.13 44.58 08:54:01 all 54.45 0.00 2.00 1.30 0.13 42.12 08:54:01 0 60.34 0.00 2.16 0.89 0.12 36.50 08:54:01 1 59.89 0.00 2.22 1.25 0.13 36.50 08:54:01 2 53.49 0.00 1.67 1.57 0.12 43.14 08:54:01 3 44.07 0.00 1.96 1.51 0.10 52.36 Average: all 38.32 0.00 1.57 2.92 0.10 57.09 Average: 0 46.46 0.00 1.77 0.98 0.10 50.69 Average: 1 36.35 0.00 1.42 2.94 0.09 59.21 Average: 2 34.72 0.00 1.44 3.30 0.09 60.45 Average: 3 35.74 0.00 1.65 4.50 0.10 58.01