---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2389 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 704K 797M 1% /run /dev/vda1 20G 13G 6.6G 66% / 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 549 1231 0 6195 7128 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:63:ad:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe63:ad3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:4b:29:7b 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:b1ff:fe4b:297b/64 scope link valid_lft forever preferred_lft forever 4: br-a442d36e92f0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:87:34:a7 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-a442d36e92f0 valid_lft forever preferred_lft forever inet6 fe80::42:6cff:fe87:34a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2389) 08/30/25 _x86_64_ (4 CPU) 08:23:29 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps bread/s bwrtn/s 08:25:01 112.63 51.09 61.54 3941.48 6398.00 08:26:01 57.83 4.87 52.97 869.84 8155.68 08:27:01 149.53 8.75 140.78 1470.29 77526.55 08:28:01 81.99 2.87 79.12 433.93 34226.43 08:29:01 81.42 0.18 81.24 19.59 12877.57 08:30:01 99.82 7.20 92.62 1284.56 50608.83 08:31:01 46.13 0.30 45.83 19.06 1464.20 Average: 89.90 10.75 79.15 1148.31 27321.54 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 5744660 7344520 2422768 29.66 41248 1736116 1037596 11.26 664864 1580640 80324 08:26:01 5584408 7420136 2583020 31.63 59744 1938328 928328 10.07 609144 1766028 123280 08:27:01 3694872 7357440 4472556 54.76 84468 3682496 1137704 12.34 847316 3331028 217440 08:28:01 1712500 6203716 6454928 79.03 101368 4444640 4248004 46.09 2161068 3928764 788 08:29:01 2239792 7129732 5927636 72.58 108940 4818132 1585784 17.21 1410024 4142716 22192 08:30:01 333144 6359188 7834284 95.92 129900 5871188 4224560 45.84 2424512 4963700 1708 08:31:01 1290072 7322948 6877356 84.20 133488 5876692 1161720 12.61 1551768 4896232 22740 Average: 2942778 7019669 5224650 63.97 94165 4052513 2046242 22.20 1381242 3515587 66925 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 ens3 392.85 235.74 1664.89 66.92 0.00 0.00 0.00 0.00 08:26:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 ens3 34.61 26.54 268.07 5.61 0.00 0.00 0.00 0.00 08:27:01 br-a442d36e92f0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 2.97 2.97 0.42 0.42 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 ens3 2343.29 650.77 16549.24 75.04 0.00 0.00 0.00 0.00 08:28:01 veth29326e7 2.82 2.63 0.29 0.27 0.00 0.00 0.00 0.00 08:28:01 br-a442d36e92f0 0.88 1.25 0.07 0.13 0.00 0.00 0.00 0.00 08:28:01 lo 5.85 5.85 0.57 0.57 0.00 0.00 0.00 0.00 08:28:01 vethb22032d 0.83 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:29:01 br-a442d36e92f0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:29:01 docker0 219.01 870.73 21.45 4658.54 0.00 0.00 0.00 0.00 08:29:01 veth7ec63fe 74.58 326.87 8.57 1592.20 0.00 0.00 0.00 0.13 08:30:01 br-a442d36e92f0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 2.13 2.13 0.30 0.30 0.00 0.00 0.00 0.00 08:30:01 docker0 71.36 223.44 6.25 1431.01 0.00 0.00 0.00 0.00 08:30:01 vethc379168 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:31:01 br-a442d36e92f0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 lo 5.43 5.43 0.45 0.45 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 5383.13 1972.08 38704.02 978.93 0.00 0.00 0.00 0.00 Average: br-a442d36e92f0 0.13 0.18 0.01 0.02 0.00 0.00 0.00 0.00 Average: lo 2.71 2.71 0.28 0.28 0.00 0.00 0.00 0.00 Average: docker0 41.48 156.32 3.96 869.99 0.00 0.00 0.00 0.00 Average: ens3 765.09 279.73 5519.44 139.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2389) 08/30/25 _x86_64_ (4 CPU) 08:23:29 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 22.26 0.00 1.95 4.26 2.43 69.10 08:25:01 0 30.63 0.00 1.68 3.05 2.17 62.46 08:25:01 1 41.73 0.00 3.43 6.11 2.72 46.02 08:25:01 2 8.61 0.00 1.59 5.77 2.26 81.77 08:25:01 3 8.30 0.00 1.10 2.13 2.59 85.89 08:26:01 all 20.13 0.00 1.62 2.35 1.77 74.14 08:26:01 0 21.47 0.00 1.96 1.10 1.00 74.48 08:26:01 1 11.82 0.00 0.97 0.12 1.37 85.71 08:26:01 2 36.80 0.00 2.25 5.74 2.10 53.12 08:26:01 3 10.54 0.00 1.29 2.44 2.59 83.14 08:27:01 all 36.35 0.00 8.44 2.94 6.16 46.12 08:27:01 0 37.48 0.00 9.05 3.90 5.78 43.79 08:27:01 1 32.88 0.00 7.69 1.63 6.37 51.43 08:27:01 2 39.83 0.00 9.00 4.21 6.13 40.83 08:27:01 3 35.21 0.00 8.02 2.00 6.35 48.41 08:28:01 all 46.86 0.00 6.58 1.81 3.62 41.13 08:28:01 0 46.76 0.00 7.70 2.86 3.59 39.09 08:28:01 1 47.20 0.00 6.58 0.47 3.56 42.20 08:28:01 2 46.48 0.00 5.95 3.10 3.55 40.93 08:28:01 3 47.02 0.00 6.09 0.78 3.80 42.30 08:29:01 all 38.69 0.00 6.12 1.06 3.70 50.44 08:29:01 0 40.90 0.00 5.97 1.00 3.49 48.64 08:29:01 1 38.32 0.00 6.05 0.53 3.33 51.77 08:29:01 2 39.31 0.00 5.43 1.41 3.70 50.14 08:29:01 3 36.21 0.00 7.06 1.30 4.25 51.19 08:30:01 all 56.93 0.00 7.42 1.90 3.47 30.27 08:30:01 0 56.25 0.00 7.66 0.75 3.57 31.76 08:30:01 1 59.90 0.00 7.70 0.27 3.33 28.80 08:30:01 2 54.14 0.00 6.46 3.51 3.52 32.37 08:30:01 3 57.48 0.00 7.81 3.03 3.49 28.19 08:31:01 all 24.71 0.00 2.03 1.06 1.55 70.65 08:31:01 0 14.48 0.00 1.46 0.15 1.23 82.68 08:31:01 1 19.34 0.00 1.98 0.23 1.48 76.97 08:31:01 2 19.49 0.00 2.10 1.77 1.42 75.23 08:31:01 3 45.55 0.00 2.60 2.10 2.03 47.72 Average: all 35.08 0.00 4.88 2.20 3.25 54.60 Average: 0 35.40 0.00 5.07 1.83 2.98 54.72 Average: 1 35.81 0.00 4.91 1.34 3.17 54.77 Average: 2 34.93 0.00 4.68 3.65 3.24 53.50 Average: 3 34.19 0.00 4.84 1.97 3.59 55.41