---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14890 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 876 27093 0 4197 30835 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:61:81:d9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe61:81d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:41:6a:ea 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::42:27ff:fe41:6aea/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-14890) 11/24/25 _x86_64_ (8 CPU) 09:29:02 LINUX RESTART (8 CPU) 09:30:02 tps rtps wtps bread/s bwrtn/s 09:31:01 175.36 9.37 165.99 1702.47 51360.08 09:32:01 753.56 0.33 753.22 2.67 59620.20 09:33:01 374.42 0.00 374.42 0.00 72012.80 Average: 435.88 3.20 432.68 562.11 61050.98 09:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:31:01 29122608 31453388 3816612 11.59 83572 2537828 1754024 5.16 1171660 2299472 185232 09:32:01 28042156 31643020 4897064 14.87 148432 3599684 1543800 4.54 1111660 3273232 61256 09:33:01 25981088 29713844 6958132 21.12 216592 3642380 2102392 6.19 3060868 3305464 33668 Average: 27715284 30936751 5223936 15.86 149532 3259964 1800072 5.30 1781396 2959389 93385 09:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:31:01 lo 2.85 2.85 0.34 0.34 0.00 0.00 0.00 0.00 09:31:01 ens3 368.43 194.36 4743.83 23.41 0.00 0.00 0.00 0.00 09:31:01 veth7cb5778 52.46 98.09 4.15 561.31 0.00 0.00 0.00 0.05 09:31:01 docker0 99.92 202.59 5.99 3113.41 0.00 0.00 0.00 0.00 09:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:32:01 ens3 370.54 214.16 2812.89 35.29 0.00 0.00 0.00 0.00 09:32:01 docker0 211.11 361.99 29.52 2810.49 0.00 0.00 0.00 0.00 09:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 ens3 23.21 10.61 444.64 2.87 0.00 0.00 0.00 0.00 09:33:01 docker0 8.48 19.78 0.49 443.13 0.00 0.00 0.00 0.00 09:33:01 vethc448e30 8.48 19.93 0.60 443.14 0.00 0.00 0.00 0.04 Average: lo 1.01 1.01 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 253.43 139.41 2655.64 20.51 0.00 0.00 0.00 0.00 Average: docker0 106.54 194.74 12.03 2116.86 0.00 0.00 0.00 0.00 Average: vethc448e30 2.84 6.68 0.20 148.53 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14890) 11/24/25 _x86_64_ (8 CPU) 09:29:02 LINUX RESTART (8 CPU) 09:30:02 CPU %user %nice %system %iowait %steal %idle 09:31:01 all 9.44 0.00 1.79 1.13 0.05 87.60 09:31:01 0 2.83 0.00 1.19 0.10 0.03 95.85 09:31:01 1 15.82 0.00 2.87 2.00 0.05 79.27 09:31:01 2 7.68 0.00 1.50 0.39 0.05 90.38 09:31:01 3 16.43 0.00 1.96 1.43 0.07 80.12 09:31:01 4 13.85 0.00 2.06 0.05 0.03 84.00 09:31:01 5 13.83 0.00 1.62 0.46 0.05 84.05 09:31:01 6 2.43 0.00 2.16 2.92 0.05 92.44 09:31:01 7 2.65 0.00 0.93 1.68 0.07 94.67 09:32:01 all 13.39 0.00 3.13 1.87 0.08 81.53 09:32:01 0 7.09 0.00 3.76 0.59 0.10 88.46 09:32:01 1 20.85 0.00 2.86 0.00 0.05 76.24 09:32:01 2 9.05 0.00 3.04 0.08 0.10 87.72 09:32:01 3 8.49 0.00 3.76 13.67 0.12 73.97 09:32:01 4 27.58 0.00 4.00 0.05 0.10 68.27 09:32:01 5 17.80 0.00 3.95 0.02 0.07 78.17 09:32:01 6 6.33 0.00 1.67 0.35 0.05 91.61 09:32:01 7 10.05 0.00 2.00 0.15 0.05 87.75 09:33:01 all 20.20 0.00 4.78 1.08 0.08 73.86 09:33:01 0 6.88 0.00 2.39 0.00 0.05 90.68 09:33:01 1 20.96 0.00 5.30 0.32 0.08 73.34 09:33:01 2 39.93 0.00 5.79 0.24 0.12 53.92 09:33:01 3 20.95 0.00 7.23 6.44 0.12 65.26 09:33:01 4 11.60 0.00 4.49 0.17 0.07 83.67 09:33:01 5 19.25 0.00 4.33 0.37 0.07 75.98 09:33:01 6 17.33 0.00 4.39 1.09 0.07 77.12 09:33:01 7 24.83 0.00 4.32 0.05 0.08 70.72 Average: all 14.36 0.00 3.24 1.36 0.07 80.98 Average: 0 5.61 0.00 2.46 0.23 0.06 91.64 Average: 1 19.22 0.00 3.68 0.76 0.06 76.27 Average: 2 18.89 0.00 3.45 0.24 0.09 77.34 Average: 3 15.27 0.00 4.32 7.21 0.10 73.10 Average: 4 17.69 0.00 3.52 0.09 0.07 78.63 Average: 5 16.97 0.00 3.30 0.28 0.06 79.38 Average: 6 8.71 0.00 2.74 1.45 0.06 87.05 Average: 7 12.52 0.00 2.42 0.62 0.07 84.37