---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7160 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 500 4776 0 2699 7178 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:30:38:05 brd ff:ff:ff:ff:ff:ff inet 10.32.6.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe30:3805/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:23:90:26:2e 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 inet6 fe80::42:23ff:fe90:262e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7160) 10/23/25 _x86_64_ (4 CPU) 05:10:42 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:01 156.03 69.26 86.77 5577.87 39722.38 05:13:01 61.11 0.15 60.96 26.13 9078.62 05:14:01 201.35 12.60 188.75 2234.29 21562.54 05:15:01 179.15 0.28 178.87 17.20 12360.21 05:16:01 19.15 0.40 18.75 32.79 1433.89 Average: 123.36 16.54 106.82 1577.79 16832.29 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:01 5898064 7415388 2269364 27.79 37308 1660368 1000904 10.86 586868 1516204 62924 05:13:01 5574312 7362424 2593116 31.75 58112 1894780 1035356 11.23 653636 1740212 130880 05:14:01 5068476 7312276 3098952 37.94 77584 2313208 1369468 14.86 870544 1987696 7388 05:15:01 4873748 7328968 3293680 40.33 96368 2498000 1050136 11.39 890304 2150352 7604 05:16:01 4876376 7334060 3291052 40.29 97524 2499200 1065376 11.56 891260 2146472 11768 Average: 5258195 7350623 2909233 35.62 73379 2173111 1104248 11.98 778522 1908187 44113 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:12:01 ens3 364.16 195.80 1075.49 63.57 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:13:01 ens3 52.36 39.94 673.77 5.24 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 vethf4edfbe 97.20 189.04 6.65 1384.23 0.00 0.00 0.00 0.11 05:14:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 05:14:01 ens3 437.34 235.43 2529.96 20.62 0.00 0.00 0.00 0.00 05:14:01 docker0 176.89 319.38 9.48 2065.93 0.00 0.00 0.00 0.00 05:15:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:15:01 ens3 26.58 24.43 81.69 6.64 0.00 0.00 0.00 0.00 05:15:01 docker0 9.03 11.40 1.01 75.12 0.00 0.00 0.00 0.00 05:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 11.78 12.63 9.13 6.00 0.00 0.00 0.00 0.00 05:16:01 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 178.45 101.65 874.02 20.42 0.00 0.00 0.00 0.00 Average: docker0 37.18 66.15 2.10 428.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7160) 10/23/25 _x86_64_ (4 CPU) 05:10:42 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:01 all 18.48 0.00 2.67 6.66 2.35 69.83 05:12:01 0 12.40 0.00 1.57 3.89 1.69 80.44 05:12:01 1 16.50 0.00 2.09 5.06 2.34 74.01 05:12:01 2 29.73 0.00 2.29 11.40 2.78 53.80 05:12:01 3 15.31 0.00 4.70 6.30 2.60 71.09 05:13:01 all 19.68 0.00 1.17 2.49 1.34 75.32 05:13:01 0 13.83 0.00 0.79 0.23 1.02 84.12 05:13:01 1 6.22 0.00 0.48 0.73 0.73 91.84 05:13:01 2 37.97 0.00 2.30 0.99 2.26 56.47 05:13:01 3 20.68 0.00 1.15 8.02 1.36 68.79 05:14:01 all 11.99 0.00 3.11 5.68 2.41 76.80 05:14:01 0 8.44 0.00 3.26 7.33 2.29 78.68 05:14:01 1 9.13 0.00 2.72 5.79 1.94 80.41 05:14:01 2 11.62 0.00 2.77 3.38 2.59 79.65 05:14:01 3 18.83 0.00 3.71 6.22 2.84 68.40 05:15:01 all 15.15 0.00 3.04 5.80 1.73 74.28 05:15:01 0 6.13 0.00 3.62 15.18 1.55 73.52 05:15:01 1 10.25 0.00 1.90 1.18 1.54 85.13 05:15:01 2 23.34 0.00 3.97 6.03 2.09 64.56 05:15:01 3 20.87 0.00 2.67 0.83 1.72 73.91 05:16:01 all 20.58 0.00 0.99 0.87 1.30 76.25 05:16:01 0 15.79 0.00 1.13 1.56 1.06 80.45 05:16:01 1 23.68 0.00 0.99 1.67 1.61 72.04 05:16:01 2 3.90 0.00 0.40 0.10 0.63 94.97 05:16:01 3 38.82 0.00 1.46 0.18 1.92 57.61 Average: all 17.18 0.00 2.20 4.30 1.83 74.49 Average: 0 11.32 0.00 2.07 5.63 1.52 79.45 Average: 1 13.16 0.00 1.64 2.89 1.63 80.68 Average: 2 21.32 0.00 2.35 4.38 2.07 69.88 Average: 3 22.90 0.00 2.74 4.31 2.09 67.96