---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1572 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 11G 8.5G 57% / 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 507 3216 0 4251 7170 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:10:05:35 brd ff:ff:ff:ff:ff:ff inet 10.32.6.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:fe10:535/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c5:51:66:10 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:c5ff:fe51:6610/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1572) 05/23/26 _x86_64_ (4 CPU) 10:03:44 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:01 158.61 69.44 89.17 5613.59 40857.05 10:06:01 60.28 0.12 60.16 21.46 9454.45 10:07:01 71.49 30.79 40.69 1660.79 10559.97 10:08:01 25.08 12.15 12.93 866.39 5794.77 10:09:01 147.86 3.67 144.19 450.86 66648.63 10:10:01 5.87 0.35 5.52 11.86 181.97 10:11:02 6.91 0.00 6.91 0.00 450.71 10:12:01 28.81 1.37 27.44 103.98 8680.16 Average: 63.19 14.77 48.42 1093.39 17848.10 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 5888608 7445980 2278820 27.90 38268 1698468 957548 10.39 558588 1549548 64184 10:06:01 5514984 7385772 2652444 32.48 58400 1975508 1002300 10.88 634272 1813956 160296 10:07:01 5210792 7275568 2956636 36.20 66700 2153384 1109436 12.04 771912 1964348 9340 10:08:01 3819416 6076952 4348012 53.24 69580 2338072 2311288 25.08 2032616 2080324 8380 10:09:01 1803532 5672800 6363896 77.92 137520 3737608 3231276 35.06 2535048 3420380 660 10:10:01 1918012 5724100 6249416 76.52 137780 3676256 2888752 31.34 2501192 3338824 3116 10:11:02 1780164 5606792 6387264 78.20 137880 3696948 2965080 32.17 2619116 3359292 12800 10:12:01 3263516 7307156 4903912 60.04 142916 3901952 1098016 11.91 1001020 3498176 29144 Average: 3649878 6561890 4517550 55.31 98630 2897274 1945462 21.11 1581720 2628106 35990 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 10:05:01 ens3 410.21 218.79 1315.69 67.26 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:06:01 ens3 73.18 56.60 790.21 6.35 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:07:01 ens3 136.76 125.98 1838.96 23.81 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 lo 0.90 0.90 0.07 0.07 0.00 0.00 0.00 0.00 10:08:01 ens3 196.63 168.94 2519.74 19.83 0.00 0.00 0.00 0.00 10:09:01 veth02ffb9a 0.22 0.48 0.01 0.04 0.00 0.00 0.00 0.00 10:09:01 vethc7b771b 0.57 0.92 0.07 0.47 0.00 0.00 0.00 0.00 10:09:01 docker0 0.78 1.12 0.07 0.48 0.00 0.00 0.00 0.00 10:09:01 lo 4.87 4.87 0.71 0.71 0.00 0.00 0.00 0.00 10:10:01 veth02ffb9a 0.17 0.38 0.01 0.03 0.00 0.00 0.00 0.00 10:10:01 docker0 0.48 0.73 0.12 0.19 0.00 0.00 0.00 0.00 10:10:01 lo 544.96 544.96 138.48 138.48 0.00 0.00 0.00 0.00 10:10:01 ens3 1632.88 1220.08 14888.12 233.94 0.00 0.00 0.00 0.00 10:11:02 veth02ffb9a 0.17 0.18 0.01 0.01 0.00 0.00 0.00 0.00 10:11:02 docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 10:11:02 lo 965.05 965.05 296.57 296.57 0.00 0.00 0.00 0.00 10:11:02 ens3 145.33 56.34 32.10 156.85 0.00 0.00 0.00 0.00 10:12:01 docker0 0.05 0.07 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 lo 4.56 4.56 0.98 0.98 0.00 0.00 0.00 0.00 10:12:01 ens3 117.37 96.85 1085.56 20.24 0.00 0.00 0.00 0.00 Average: docker0 0.19 0.26 0.03 0.09 0.00 0.00 0.00 0.00 Average: lo 190.79 190.79 54.75 54.75 0.00 0.00 0.00 0.00 Average: ens3 236.11 171.04 2001.55 51.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1572) 05/23/26 _x86_64_ (4 CPU) 10:03:44 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 18.64 0.00 2.83 5.93 3.34 69.26 10:05:01 0 17.00 0.00 2.49 6.16 2.98 71.36 10:05:01 1 30.54 0.00 4.74 3.39 3.34 57.99 10:05:01 2 14.01 0.00 1.75 8.20 3.29 72.75 10:05:01 3 13.07 0.00 2.35 5.98 3.70 74.90 10:06:01 all 19.49 0.00 1.10 2.41 1.55 75.45 10:06:01 0 11.19 0.00 0.81 1.38 1.11 85.50 10:06:01 1 61.81 0.00 2.88 1.08 2.81 31.42 10:06:01 2 0.83 0.00 0.46 6.81 0.96 90.93 10:06:01 3 4.28 0.00 0.26 0.38 1.31 93.76 10:07:01 all 15.20 0.00 1.02 1.68 2.60 79.50 10:07:01 0 11.22 0.00 0.98 2.43 1.82 83.55 10:07:01 1 23.06 0.00 0.74 0.53 2.58 73.09 10:07:01 2 13.69 0.00 0.87 1.63 2.86 80.94 10:07:01 3 12.82 0.00 1.47 2.11 3.15 80.46 10:08:01 all 57.91 0.00 1.57 0.77 7.71 32.04 10:08:01 0 49.04 0.00 1.77 0.77 7.23 41.19 10:08:01 1 59.00 0.00 1.57 1.18 8.21 30.03 10:08:01 2 67.17 0.00 1.55 0.86 7.81 22.62 10:08:01 3 56.44 0.00 1.39 0.28 7.61 34.28 10:09:01 all 18.83 0.00 8.38 2.49 5.34 64.96 10:09:01 0 21.22 0.00 8.74 0.93 5.65 63.45 10:09:01 1 21.06 0.00 8.37 0.94 5.43 64.21 10:09:01 2 19.98 0.00 8.84 3.19 5.70 62.29 10:09:01 3 13.07 0.00 7.61 4.89 4.60 69.83 10:10:01 all 64.51 0.00 4.67 0.13 9.91 20.78 10:10:01 0 64.02 0.00 4.64 0.40 10.48 20.48 10:10:01 1 57.05 0.00 4.58 0.11 10.30 27.96 10:10:01 2 75.32 0.00 4.99 0.00 9.03 10.66 10:10:01 3 61.74 0.00 4.45 0.00 9.82 23.98 10:11:02 all 47.67 0.00 6.95 0.17 9.86 35.35 10:11:02 0 44.51 0.00 7.00 0.42 9.67 38.40 10:11:02 1 49.25 0.00 5.85 0.00 9.87 35.03 10:11:02 2 48.76 0.00 7.23 0.25 9.79 33.97 10:11:02 3 48.18 0.00 7.72 0.02 10.10 33.98 10:12:01 all 30.22 0.00 1.78 1.04 3.39 63.56 10:12:01 0 18.87 0.00 0.86 0.86 2.55 76.86 10:12:01 1 15.70 0.00 1.93 0.07 2.75 79.55 10:12:01 2 35.85 0.00 2.30 1.91 4.14 55.80 10:12:01 3 50.39 0.00 2.01 1.33 4.13 42.15 Average: all 34.14 0.00 3.54 1.82 5.48 55.01 Average: 0 29.74 0.00 3.42 1.67 5.21 59.96 Average: 1 39.78 0.00 3.83 0.91 5.68 49.79 Average: 2 34.50 0.00 3.50 2.85 5.46 53.69 Average: 3 32.56 0.00 3.42 1.87 5.57 56.59