---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14908 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: 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): 0-7 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 864 27105 0 4197 30847 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:b3:a3:24 brd ff:ff:ff:ff:ff:ff inet 10.30.106.202/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feb3:a324/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d7:eb:8f:a6 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:d7ff:feeb:8fa6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14908) 11/24/25 _x86_64_ (8 CPU) 09:31:16 LINUX RESTART (8 CPU) 09:32:00 tps rtps wtps bread/s bwrtn/s 09:33:01 228.55 8.93 219.62 1613.64 119145.58 09:34:01 595.58 0.28 595.30 2.27 51050.42 09:35:01 512.33 1.02 511.31 28.13 63267.72 Average: 444.29 3.44 440.85 553.90 78049.52 09:32:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:33:01 29358872 31551568 3580348 10.87 83024 2402448 1698516 5.00 1077224 2163416 48952 09:34:01 28039148 31640208 4900072 14.88 148352 3599640 1551192 4.56 1111840 3272780 178712 09:35:01 26541420 30275112 6397800 19.42 216408 3643368 1904952 5.60 2519352 3298028 33548 Average: 27979813 31155629 4959407 15.06 149261 3215152 1718220 5.06 1569472 2911408 87071 09:32:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:33:01 veth483b33b 11.54 22.19 0.93 138.19 0.00 0.00 0.00 0.01 09:33:01 ens3 236.90 136.34 4285.99 19.66 0.00 0.00 0.00 0.00 09:33:01 docker0 53.93 125.19 3.07 2607.16 0.00 0.00 0.00 0.00 09:33:01 lo 3.15 3.15 0.37 0.37 0.00 0.00 0.00 0.00 09:34:01 ens3 437.28 222.65 3221.35 34.20 0.00 0.00 0.00 0.00 09:34:01 docker0 221.40 434.16 30.52 3220.87 0.00 0.00 0.00 0.00 09:34:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:35:01 veth15eb77b 8.63 15.33 0.62 442.83 0.00 0.00 0.00 0.04 09:35:01 ens3 16.60 9.78 443.51 1.27 0.00 0.00 0.00 0.00 09:35:01 docker0 8.63 15.18 0.50 442.82 0.00 0.00 0.00 0.00 09:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth15eb77b 2.86 5.08 0.21 146.80 0.00 0.00 0.00 0.01 Average: ens3 230.29 123.00 2659.32 18.38 0.00 0.00 0.00 0.00 Average: docker0 94.43 191.15 11.32 2093.14 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14908) 11/24/25 _x86_64_ (8 CPU) 09:31:16 LINUX RESTART (8 CPU) 09:32:00 CPU %user %nice %system %iowait %steal %idle 09:33:01 all 9.65 0.00 1.37 2.42 0.04 86.53 09:33:01 0 3.23 0.00 0.77 0.11 0.02 95.86 09:33:01 1 6.76 0.00 1.13 0.59 0.03 91.49 09:33:01 2 2.70 0.00 1.22 5.22 0.03 90.82 09:33:01 3 7.04 0.00 0.95 0.10 0.03 91.88 09:33:01 4 17.40 0.00 1.52 8.24 0.07 72.78 09:33:01 5 5.77 0.00 0.96 2.39 0.05 90.83 09:33:01 6 3.46 0.00 0.86 0.12 0.03 95.54 09:33:01 7 30.89 0.00 3.52 2.57 0.08 62.94 09:34:01 all 12.41 0.00 2.89 1.40 0.06 83.25 09:34:01 0 7.79 0.00 4.49 0.22 0.10 87.39 09:34:01 1 20.37 0.00 2.45 0.02 0.05 77.11 09:34:01 2 8.19 0.00 3.17 0.05 0.08 88.51 09:34:01 3 0.20 0.00 1.14 7.03 0.00 91.63 09:34:01 4 0.37 0.00 0.94 1.12 0.02 97.56 09:34:01 5 6.85 0.00 2.91 1.06 0.07 89.11 09:34:01 6 7.08 0.00 3.20 1.65 0.07 88.01 09:34:01 7 48.22 0.00 4.79 0.03 0.13 46.82 09:35:01 all 19.73 0.00 4.44 1.22 0.07 74.54 09:35:01 0 20.44 0.00 3.99 0.05 0.08 75.43 09:35:01 1 21.91 0.00 4.31 0.15 0.08 73.54 09:35:01 2 19.07 0.00 4.23 0.32 0.08 76.29 09:35:01 3 16.68 0.00 4.91 2.15 0.07 76.19 09:35:01 4 13.12 0.00 2.41 0.75 0.03 83.69 09:35:01 5 32.18 0.00 6.14 0.42 0.08 61.17 09:35:01 6 18.60 0.00 6.54 5.80 0.08 68.97 09:35:01 7 15.96 0.00 3.04 0.08 0.05 80.86 Average: all 13.89 0.00 2.89 1.68 0.06 81.48 Average: 0 10.42 0.00 3.07 0.13 0.07 86.32 Average: 1 16.28 0.00 2.62 0.25 0.06 80.79 Average: 2 9.93 0.00 2.86 1.89 0.07 85.26 Average: 3 7.94 0.00 2.32 3.08 0.03 86.63 Average: 4 10.33 0.00 1.62 3.39 0.04 84.62 Average: 5 14.84 0.00 3.31 1.30 0.07 80.48 Average: 6 9.65 0.00 3.51 2.50 0.06 84.28 Average: 7 31.72 0.00 3.78 0.90 0.09 63.51