---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-13941 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 13G 143G 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 866 26700 0 4600 30845 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:b9:f5:0f brd ff:ff:ff:ff:ff:ff inet 10.30.106.51/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:feb9:f50f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:34:13:e1 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::42:6cff:fe34:13e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-13941) 11/19/25 _x86_64_ (8 CPU) 22:55:45 LINUX RESTART (8 CPU) 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:02 395.30 74.49 320.81 5323.78 66305.88 22:58:01 506.54 23.54 483.00 2755.19 108598.41 22:59:01 141.59 0.52 141.08 42.26 40183.44 23:00:01 27.60 0.03 27.56 6.40 20874.92 Average: 266.76 24.65 242.11 2028.88 58783.13 22:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:02 30117160 31691656 2822060 8.57 69556 1814952 1406884 4.14 858116 1672168 174912 22:58:01 27410092 31487388 5529128 16.79 118392 4193888 3087956 9.09 1194464 3867104 58296 22:59:01 26074628 30479084 6864592 20.84 147600 4458540 4364812 12.84 2285472 4063764 2020 23:00:01 26302820 30647604 6636400 20.15 147816 4405380 3432880 10.10 2129572 4004736 176 Average: 27476175 31076433 5463045 16.59 120841 3718190 3073133 9.04 1616906 3401943 58851 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:02 lo 2.13 2.13 0.24 0.24 0.00 0.00 0.00 0.00 22:57:02 ens3 383.15 248.13 1801.10 75.64 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 vethc0b527f 0.29 0.44 0.02 0.03 0.00 0.00 0.00 0.00 22:58:01 lo 9.86 9.86 0.89 0.89 0.00 0.00 0.00 0.00 22:58:01 vethd702505 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 22:59:01 docker0 15.50 20.66 2.43 336.80 0.00 0.00 0.00 0.00 22:59:01 vethc1984f0 3.42 3.08 2.21 6.16 0.00 0.00 0.00 0.00 22:59:01 vethc0b527f 499.33 497.00 66.70 123.36 0.00 0.00 0.00 0.01 22:59:01 lo 2.57 2.57 0.21 0.21 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 vethc0b527f 1.10 1.22 0.82 0.08 0.00 0.00 0.00 0.00 23:00:01 lo 4.27 4.27 0.37 0.37 0.00 0.00 0.00 0.00 23:00:01 veth973e0ab 546.71 569.71 129.47 70.03 0.00 0.00 0.00 0.01 Average: docker0 3.89 5.19 0.61 84.55 0.00 0.00 0.00 0.00 Average: vethc0b527f 125.70 125.18 16.95 31.00 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 0.42 0.42 0.00 0.00 0.00 0.00 Average: veth973e0ab 137.25 143.02 32.50 17.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-13941) 11/19/25 _x86_64_ (8 CPU) 22:55:45 LINUX RESTART (8 CPU) 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:02 all 10.88 0.00 1.43 2.71 0.04 84.93 22:57:02 0 8.65 0.00 1.19 0.37 0.02 89.78 22:57:02 1 27.30 0.00 3.27 4.59 0.07 64.78 22:57:02 2 6.98 0.00 0.88 5.83 0.03 86.27 22:57:02 3 5.92 0.00 0.72 0.12 0.02 93.23 22:57:02 4 2.59 0.00 0.80 0.67 0.03 95.90 22:57:02 5 8.09 0.00 2.39 3.16 0.03 86.33 22:57:02 6 4.12 0.00 0.98 5.69 0.05 89.16 22:57:02 7 23.41 0.00 1.24 1.24 0.12 73.99 22:58:01 all 11.55 0.00 4.70 5.31 0.09 78.34 22:58:01 0 10.48 0.00 4.42 0.90 0.09 84.11 22:58:01 1 9.10 0.00 4.62 0.56 0.09 85.64 22:58:01 2 8.83 0.00 5.68 17.19 0.10 68.21 22:58:01 3 10.12 0.00 4.12 0.99 0.10 84.66 22:58:01 4 10.08 0.00 3.60 3.04 0.09 83.20 22:58:01 5 9.41 0.00 5.69 14.99 0.07 69.85 22:58:01 6 8.47 0.00 4.30 1.92 0.09 85.23 22:58:01 7 25.90 0.00 5.19 2.92 0.14 65.85 22:59:01 all 17.85 0.00 2.52 1.95 0.06 77.62 22:59:01 0 12.97 0.00 2.46 0.52 0.07 83.98 22:59:01 1 16.68 0.00 3.21 0.30 0.07 79.75 22:59:01 2 15.71 0.00 2.02 2.84 0.05 79.37 22:59:01 3 18.11 0.00 2.77 1.27 0.07 77.79 22:59:01 4 9.77 0.00 1.49 1.73 0.05 86.96 22:59:01 5 15.80 0.00 2.41 8.37 0.05 73.37 22:59:01 6 26.49 0.00 2.89 0.47 0.07 70.09 22:59:01 7 27.46 0.00 2.92 0.07 0.07 69.49 23:00:01 all 0.90 0.00 0.30 1.11 0.03 97.65 23:00:01 0 0.85 0.00 0.45 0.05 0.07 98.58 23:00:01 1 0.90 0.00 0.28 0.10 0.02 98.70 23:00:01 2 0.47 0.00 0.23 0.57 0.02 98.72 23:00:01 3 0.60 0.00 0.23 0.12 0.00 99.05 23:00:01 4 2.35 0.00 0.31 0.00 0.07 97.27 23:00:01 5 0.85 0.00 0.28 7.96 0.03 90.87 23:00:01 6 0.52 0.00 0.23 0.02 0.02 99.22 23:00:01 7 0.67 0.00 0.33 0.10 0.03 98.87 Average: all 10.28 0.00 2.22 2.75 0.06 84.69 Average: 0 8.22 0.00 2.12 0.46 0.06 89.14 Average: 1 13.51 0.00 2.83 1.39 0.06 82.20 Average: 2 7.99 0.00 2.18 6.54 0.05 83.24 Average: 3 8.67 0.00 1.95 0.62 0.05 88.72 Average: 4 6.18 0.00 1.53 1.35 0.06 90.88 Average: 5 8.52 0.00 2.68 8.58 0.05 80.18 Average: 6 9.88 0.00 2.09 2.03 0.05 85.95 Average: 7 19.31 0.00 2.41 1.07 0.09 77.13