---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9008 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: 7975 510 4759 0 2706 7167 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:17:22:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.238/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86071sec preferred_lft 86071sec inet6 fe80::f816:3eff:fe17:22f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:20:90:b0 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::42:9dff:fe20:90b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9008) 11/13/25 _x86_64_ (4 CPU) 05:10:39 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:02 157.49 68.72 88.77 5554.81 40066.81 05:13:01 59.23 0.15 59.08 26.57 9633.62 05:14:01 239.98 12.80 227.18 2288.67 26121.87 05:15:01 141.04 0.28 140.76 17.20 7642.99 05:16:01 26.30 2.03 24.26 69.06 1491.75 Average: 125.02 16.85 108.17 1596.42 17015.46 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:02 5882080 7419040 2285340 27.98 38836 1677916 982432 10.66 580856 1533264 67024 05:13:01 5591884 7383268 2575536 31.53 57988 1898080 1011844 10.98 629640 1743460 122388 05:14:01 4932412 7323696 3235008 39.61 80240 2453072 1338228 14.52 853956 2127384 8300 05:15:01 4847248 7309580 3320172 40.65 96060 2504924 1082548 11.75 905940 2156904 27688 05:16:01 4799684 7273212 3367736 41.23 97512 2514828 1118936 12.14 951424 2159484 17648 Average: 5210662 7341759 2956758 36.20 74127 2209764 1106798 12.01 784363 1944099 48610 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:02 ens3 404.73 231.18 1195.04 66.30 0.00 0.00 0.00 0.00 05:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 ens3 41.78 34.34 564.00 4.43 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 ens3 434.72 244.43 2530.16 22.05 0.00 0.00 0.00 0.00 05:14:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 05:14:01 veth6750eb3 130.03 236.88 9.64 1387.54 0.00 0.00 0.00 0.11 05:14:01 docker0 187.58 345.72 10.91 2067.97 0.00 0.00 0.00 0.00 05:15:01 ens3 30.84 27.05 82.11 7.22 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 docker0 11.48 12.98 1.12 74.81 0.00 0.00 0.00 0.00 05:16:01 ens3 17.60 18.20 13.16 16.95 0.00 0.00 0.00 0.00 05:16:01 lo 0.87 0.87 0.08 0.08 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: ens3 186.40 111.29 877.88 23.45 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: docker0 39.94 71.97 2.41 429.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9008) 11/13/25 _x86_64_ (4 CPU) 05:10:39 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:02 all 20.69 0.00 3.00 5.68 1.52 69.11 05:12:02 0 18.60 0.00 1.69 2.30 1.92 75.48 05:12:02 1 24.46 0.00 2.39 6.48 1.31 65.35 05:12:02 2 18.17 0.00 1.97 6.19 1.53 72.14 05:12:02 3 21.53 0.00 5.95 7.77 1.30 63.44 05:13:01 all 19.68 0.00 1.22 2.07 1.04 75.99 05:13:01 0 38.47 0.00 1.64 2.18 1.64 56.06 05:13:01 1 24.61 0.00 1.83 0.24 0.93 72.39 05:13:01 2 15.43 0.00 1.34 5.85 1.42 75.96 05:13:01 3 0.22 0.00 0.07 0.00 0.19 99.53 05:14:01 all 13.80 0.00 3.69 6.45 0.75 75.30 05:14:01 0 7.63 0.00 2.54 7.31 0.49 82.02 05:14:01 1 11.95 0.00 4.83 11.93 0.57 70.71 05:14:01 2 15.26 0.00 3.57 2.71 1.13 77.34 05:14:01 3 20.30 0.00 3.79 3.84 0.83 71.24 05:15:01 all 17.47 0.00 2.80 4.06 0.72 74.95 05:15:01 0 11.17 0.00 2.66 2.26 0.53 83.38 05:15:01 1 9.06 0.00 3.08 7.88 0.49 79.50 05:15:01 2 33.13 0.00 3.23 3.89 1.12 58.63 05:15:01 3 16.51 0.00 2.29 2.24 0.75 78.20 05:16:01 all 21.67 0.00 1.04 0.77 1.00 75.52 05:16:01 0 65.96 0.00 2.03 0.42 1.83 29.76 05:16:01 1 2.32 0.00 0.40 0.30 0.63 96.35 05:16:01 2 11.21 0.00 0.81 2.09 1.10 84.78 05:16:01 3 7.25 0.00 0.93 0.30 0.43 91.09 Average: all 18.67 0.00 2.35 3.81 1.01 74.17 Average: 0 28.36 0.00 2.11 2.89 1.28 65.35 Average: 1 14.46 0.00 2.50 5.37 0.79 76.89 Average: 2 18.64 0.00 2.18 4.14 1.26 73.77 Average: 3 13.20 0.00 2.61 2.84 0.70 80.65