---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2001 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: 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): 0-3 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 9.1G 11G 48% / 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: 7976 490 5184 0 2300 7209 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:30:ac:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.233/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe30:acd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2a:b8:70:22 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2001) 12/30/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:03 157.87 69.02 88.85 5595.07 39940.96 00:28:01 61.02 0.12 60.90 22.20 9100.64 00:29:01 117.89 52.50 65.39 4544.62 9695.83 00:30:01 19.35 0.33 19.01 4.13 1328.31 Average: 89.27 30.75 58.52 2562.76 15065.91 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:03 5913932 7435024 2253496 27.59 38144 1662936 957856 10.39 564188 1518608 62092 00:28:01 5606180 7391796 2561248 31.36 58848 1890476 1006832 10.92 610720 1745604 127516 00:29:01 5336816 7404612 2830612 34.66 62676 2166436 978896 10.62 719012 1902472 27076 00:30:01 5278136 7349540 2889292 35.38 64724 2168048 1023368 11.10 779108 1900776 10704 Average: 5533766 7395243 2633662 32.25 56098 1971974 991738 10.76 668257 1766865 56847 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:03 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:27:03 ens3 423.53 237.54 1101.86 65.71 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 00:28:01 ens3 53.59 45.25 678.65 5.77 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 lo 1.67 1.67 0.20 0.20 0.00 0.00 0.00 0.00 00:29:01 ens3 372.89 239.29 2282.62 30.66 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 8.15 9.77 6.24 4.57 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 215.90 133.70 1020.24 26.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2001) 12/30/25 _x86_64_ (4 CPU) 00:25:47 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:03 all 18.90 0.00 2.79 5.09 1.20 72.01 00:27:03 0 10.73 0.00 1.77 3.62 0.90 82.97 00:27:03 1 23.81 0.00 3.17 5.90 1.25 65.87 00:27:03 2 16.62 0.00 4.15 8.36 1.42 69.46 00:27:03 3 24.43 0.00 2.07 2.47 1.23 69.79 00:28:01 all 21.15 0.00 1.11 1.56 0.80 75.38 00:28:01 0 27.08 0.00 1.31 0.16 0.84 70.61 00:28:01 1 1.14 0.00 0.40 4.65 0.28 93.54 00:28:01 2 32.18 0.00 1.26 1.09 1.21 64.27 00:28:01 3 24.22 0.00 1.47 0.36 0.85 73.11 00:29:01 all 29.20 0.00 1.73 2.73 1.71 64.63 00:29:01 0 50.73 0.00 1.92 3.65 1.95 41.75 00:29:01 1 29.80 0.00 1.73 1.22 1.55 65.71 00:29:01 2 19.30 0.00 1.69 4.04 1.50 73.46 00:29:01 3 16.97 0.00 1.58 2.01 1.85 77.59 00:30:01 all 18.15 0.00 0.76 0.55 0.65 79.88 00:30:01 0 5.81 0.00 0.55 0.02 0.20 93.42 00:30:01 1 50.53 0.00 1.17 0.23 1.42 46.65 00:30:01 2 7.70 0.00 0.68 1.63 0.32 89.67 00:30:01 3 8.58 0.00 0.68 0.30 0.70 89.74 Average: all 21.86 0.00 1.60 2.49 1.09 72.96 Average: 0 23.57 0.00 1.39 1.87 0.97 72.20 Average: 1 26.53 0.00 1.63 2.99 1.13 67.73 Average: 2 18.84 0.00 1.95 3.80 1.11 74.30 Average: 3 18.49 0.00 1.45 1.29 1.16 77.60