---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-12421 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 851 27122 0 4192 30859 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:96:bd:5f brd ff:ff:ff:ff:ff:ff inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe96:bd5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:e3:9a:8d 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::42:96ff:fee3:9a8d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12421) 11/13/25 _x86_64_ (8 CPU) 12:09:43 LINUX RESTART (8 CPU) 12:10:01 tps rtps wtps bread/s bwrtn/s 12:11:01 364.31 71.05 293.25 4927.05 87199.07 12:12:01 131.01 9.95 121.06 1680.79 45399.23 12:13:01 94.38 0.40 93.98 12.26 77178.87 12:14:01 1031.84 0.07 1031.78 5.20 113095.68 12:15:01 45.34 0.82 44.53 74.92 9137.68 Average: 333.38 16.46 316.92 1340.04 66402.11 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:11:01 30187420 31717020 2751800 8.35 67276 1775744 1387476 4.08 833076 1633872 163556 12:12:01 29820940 31672308 3118280 9.47 79668 2071196 1613260 4.75 954728 1845200 4892 12:13:01 27850632 31181504 5088588 15.45 137092 3359368 1827900 5.38 1498308 3084268 700016 12:14:01 27555648 31273412 5383572 16.34 216284 3632084 1796236 5.28 1543352 3295468 27284 12:15:01 27769040 31593100 5170180 15.70 220280 3735544 1517340 4.46 1258752 3381192 28168 Average: 28636736 31487469 4302484 13.06 144120 2914787 1628442 4.79 1217643 2648000 184783 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:11:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 12:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 ens3 369.81 256.21 1695.13 76.90 0.00 0.00 0.00 0.00 12:12:01 lo 2.93 2.93 0.34 0.34 0.00 0.00 0.00 0.00 12:12:01 docker0 2.10 3.72 0.15 52.41 0.00 0.00 0.00 0.00 12:12:01 ens3 97.18 54.19 1042.81 9.45 0.00 0.00 0.00 0.00 12:12:01 vethddc942a 2.10 3.77 0.18 52.41 0.00 0.00 0.00 0.00 12:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 docker0 281.54 598.73 33.60 5776.07 0.00 0.00 0.00 0.00 12:13:01 ens3 602.82 283.82 5777.45 38.20 0.00 0.00 0.00 0.00 12:13:01 veth354b40d 247.08 507.42 35.13 3318.52 0.00 0.00 0.00 0.27 12:14:01 veth0123ff8 9.58 23.61 0.68 443.67 0.00 0.00 0.00 0.04 12:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:14:01 docker0 13.96 30.89 0.81 467.09 0.00 0.00 0.00 0.00 12:14:01 ens3 31.66 14.66 467.26 1.33 0.00 0.00 0.00 0.00 12:15:01 lo 1.67 1.67 0.24 0.24 0.00 0.00 0.00 0.00 12:15:01 docker0 0.13 0.15 0.04 0.04 0.00 0.00 0.00 0.00 12:15:01 ens3 30.59 23.96 110.66 9.16 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.16 0.16 0.00 0.00 0.00 0.00 Average: docker0 59.55 126.70 6.92 1259.12 0.00 0.00 0.00 0.00 Average: ens3 226.41 126.57 1818.66 27.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12421) 11/13/25 _x86_64_ (8 CPU) 12:09:43 LINUX RESTART (8 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:11:01 all 10.27 0.00 1.30 3.97 0.04 84.42 12:11:01 0 8.28 0.00 1.99 15.26 0.03 74.43 12:11:01 1 9.45 0.00 1.84 3.59 0.03 85.09 12:11:01 2 5.60 0.00 0.83 4.88 0.03 88.65 12:11:01 3 15.19 0.00 1.29 6.02 0.08 77.42 12:11:01 4 23.52 0.00 2.21 1.17 0.05 73.06 12:11:01 5 9.52 0.00 0.92 0.57 0.03 88.96 12:11:01 6 7.02 0.00 0.77 0.15 0.03 92.03 12:11:01 7 3.61 0.00 0.55 0.20 0.03 95.61 12:12:01 all 4.39 0.00 0.73 10.76 0.02 84.11 12:12:01 0 1.17 0.00 0.33 6.79 0.00 91.71 12:12:01 1 2.30 0.00 0.45 3.10 0.02 94.13 12:12:01 2 5.88 0.00 0.80 18.19 0.03 75.10 12:12:01 3 3.50 0.00 1.21 48.17 0.03 47.10 12:12:01 4 12.15 0.00 0.75 6.28 0.03 80.79 12:12:01 5 1.75 0.00 0.50 0.22 0.00 97.53 12:12:01 6 7.50 0.00 1.20 1.32 0.02 89.97 12:12:01 7 0.85 0.00 0.58 2.07 0.02 96.48 12:13:01 all 10.40 0.00 2.49 2.51 0.07 84.53 12:13:01 0 7.79 0.00 4.42 0.49 0.08 87.22 12:13:01 1 18.43 0.00 2.92 0.17 0.08 78.40 12:13:01 2 7.91 0.00 1.99 6.39 0.03 83.68 12:13:01 3 17.43 0.00 2.33 9.54 0.07 70.63 12:13:01 4 9.53 0.00 3.14 2.18 0.08 85.06 12:13:01 5 14.28 0.00 2.76 0.07 0.07 82.83 12:13:01 6 7.34 0.00 2.20 1.22 0.08 89.15 12:13:01 7 0.47 0.00 0.18 0.00 0.05 99.29 12:14:01 all 11.78 0.00 4.24 4.63 0.06 79.30 12:14:01 0 13.81 0.00 3.82 0.27 0.05 82.05 12:14:01 1 11.73 0.00 3.02 0.47 0.07 84.71 12:14:01 2 11.96 0.00 3.42 6.24 0.07 78.30 12:14:01 3 10.19 0.00 4.38 4.14 0.07 81.22 12:14:01 4 11.08 0.00 5.78 12.62 0.08 70.43 12:14:01 5 14.86 0.00 5.54 11.89 0.07 67.64 12:14:01 6 14.72 0.00 3.29 0.34 0.03 81.61 12:14:01 7 5.91 0.00 4.62 1.11 0.05 88.31 12:15:01 all 17.56 0.00 1.80 0.41 0.05 80.18 12:15:01 0 28.38 0.00 1.74 0.17 0.07 69.65 12:15:01 1 20.77 0.00 2.20 0.05 0.05 76.93 12:15:01 2 26.41 0.00 1.54 0.00 0.05 72.00 12:15:01 3 16.99 0.00 2.63 1.79 0.07 78.52 12:15:01 4 2.77 0.00 0.95 0.97 0.02 95.29 12:15:01 5 12.67 0.00 1.69 0.00 0.07 85.58 12:15:01 6 5.09 0.00 1.00 0.03 0.03 93.84 12:15:01 7 27.43 0.00 2.61 0.32 0.05 69.60 Average: all 10.88 0.00 2.11 4.46 0.05 82.51 Average: 0 11.88 0.00 2.46 4.60 0.05 81.01 Average: 1 12.53 0.00 2.08 1.48 0.05 83.86 Average: 2 11.53 0.00 1.71 7.16 0.04 79.55 Average: 3 12.66 0.00 2.37 13.94 0.06 70.97 Average: 4 11.81 0.00 2.56 4.63 0.05 80.94 Average: 5 10.60 0.00 2.27 2.53 0.05 84.55 Average: 6 8.33 0.00 1.69 0.61 0.04 89.33 Average: 7 7.66 0.00 1.71 0.74 0.04 89.85