---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8938 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 9.6G 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: 7975 504 4539 0 2931 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:57:93:23 brd ff:ff:ff:ff:ff:ff inet 10.32.6.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fe57:9323/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3a:76:7b:38 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-8938) 08/22/26 _x86_64_ (4 CPU) 15:10:38 LINUX RESTART (4 CPU) 15:11:01 tps rtps wtps bread/s bwrtn/s 15:12:01 154.32 67.69 86.62 5468.31 40356.03 15:13:01 68.42 3.63 64.79 145.44 10181.37 15:14:01 138.09 99.43 38.65 4845.18 9507.36 15:15:01 12.08 1.98 10.10 120.89 5022.59 15:16:01 42.06 27.88 14.18 1475.89 4469.26 15:17:01 16.07 3.18 12.89 146.17 7196.54 Average: 71.84 33.97 37.87 2033.61 12788.85 15:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:12:01 5848016 7371244 2319404 28.40 41676 1660820 1016724 11.03 633404 1514500 49744 15:13:01 5491816 7445952 2675604 32.76 64964 2047376 922412 10.01 562552 1898508 216820 15:14:01 4483564 6718092 3683856 45.10 74820 2310576 1571172 17.05 1348032 2101124 88072 15:15:01 3792376 6094052 4375044 53.57 76764 2372956 1965516 21.33 2026896 2106828 5496 15:16:01 2920368 5404164 5247052 64.24 81160 2543736 2632636 28.57 2783208 2206632 14868 15:17:01 4616204 7314776 3551216 43.48 84804 2751044 1023396 11.10 944848 2344880 35260 Average: 4525391 6724713 3642029 44.59 70698 2281085 1521976 16.51 1383157 2028745 68377 15:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 15:12:01 ens3 501.25 267.79 1186.30 70.09 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 15:13:01 ens3 210.80 135.44 1412.95 13.05 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:14:01 ens3 119.59 114.03 1603.79 22.69 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 15:15:01 ens3 77.06 61.98 806.25 16.46 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:16:01 ens3 68.16 63.14 365.14 13.48 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 15:17:01 ens3 63.59 57.93 685.87 16.48 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 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 173.40 116.72 1010.04 25.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8938) 08/22/26 _x86_64_ (4 CPU) 15:10:38 LINUX RESTART (4 CPU) 15:11:01 CPU %user %nice %system %iowait %steal %idle 15:12:01 all 21.97 0.00 3.04 4.77 1.61 68.61 15:12:01 0 24.56 0.00 2.54 2.41 1.58 68.92 15:12:01 1 31.42 0.00 5.54 3.29 1.67 58.08 15:12:01 2 14.52 0.00 2.07 5.71 1.78 75.92 15:12:01 3 17.45 0.00 2.01 7.68 1.40 71.46 15:13:01 all 20.25 0.00 1.47 2.16 1.20 74.91 15:13:01 0 4.55 0.00 0.38 0.02 0.45 94.60 15:13:01 1 23.81 0.00 1.91 1.26 1.77 71.24 15:13:01 2 40.81 0.00 2.60 2.08 1.42 53.08 15:13:01 3 11.91 0.00 1.01 5.27 1.18 80.64 15:14:01 all 29.23 0.00 1.60 6.01 2.52 60.64 15:14:01 0 29.23 0.00 1.66 6.74 2.15 60.22 15:14:01 1 27.51 0.00 1.55 8.45 2.60 59.88 15:14:01 2 30.16 0.00 1.53 5.79 2.76 59.76 15:14:01 3 30.04 0.00 1.68 3.03 2.58 62.66 15:15:01 all 72.61 0.00 1.96 0.24 4.79 20.40 15:15:01 0 72.95 0.00 2.01 0.18 4.73 20.12 15:15:01 1 60.87 0.00 2.22 0.46 4.60 31.85 15:15:01 2 77.38 0.00 2.10 0.27 5.40 14.85 15:15:01 3 79.27 0.00 1.49 0.02 4.41 14.81 15:16:01 all 58.13 0.00 2.24 1.19 3.67 34.77 15:16:01 0 45.19 0.00 2.29 1.61 3.36 47.56 15:16:01 1 61.31 0.00 2.58 0.85 3.76 31.50 15:16:01 2 57.48 0.00 1.89 0.81 3.50 36.32 15:16:01 3 68.62 0.00 2.20 1.50 4.04 23.65 15:17:01 all 41.70 0.00 1.70 0.38 2.36 53.86 15:17:01 0 31.41 0.00 1.99 0.10 2.21 64.29 15:17:01 1 61.30 0.00 2.04 0.48 2.99 33.19 15:17:01 2 41.92 0.00 1.78 0.05 2.26 53.99 15:17:01 3 32.17 0.00 0.98 0.88 1.98 63.99 Average: all 40.66 0.00 2.00 2.46 2.69 52.18 Average: 0 34.66 0.00 1.81 1.84 2.41 59.27 Average: 1 44.36 0.00 2.63 2.47 2.90 47.64 Average: 2 43.73 0.00 2.00 2.45 2.86 48.97 Average: 3 39.91 0.00 1.56 3.06 2.60 52.87