---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1294 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 9.2G 10G 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 519 5014 0 2442 7172 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:b6:38:e7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85978sec preferred_lft 85978sec inet6 fe80::f816:3eff:feb6:38e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:2b:a2:d4 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-1294) 12/20/25 _x86_64_ (4 CPU) 17:50:24 LINUX RESTART (4 CPU) 17:51:01 tps rtps wtps bread/s bwrtn/s 17:52:02 91.28 25.10 66.19 905.72 5193.67 17:53:01 82.09 30.84 51.25 1674.70 8452.13 17:54:01 31.29 0.15 31.14 2.53 5962.55 17:55:01 22.55 0.30 22.25 4.40 3249.06 17:56:01 38.64 11.48 27.16 812.93 2601.80 17:57:01 24.78 0.68 24.09 77.84 3829.52 Average: 48.34 11.37 36.97 576.61 4871.45 17:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:02 5631040 7329416 2536388 31.05 49332 1820680 1054244 11.44 705824 1642024 159064 17:53:01 5381804 7244876 2785624 34.11 61212 1963988 1160612 12.59 770716 1807328 97436 17:54:01 5307264 7247088 2860164 35.02 63440 2036444 1103208 11.97 770320 1877824 1268 17:55:01 5172004 7208476 2995424 36.68 66388 2126924 1140432 12.37 812876 1964284 5528 17:56:01 5170580 7365384 2996848 36.69 69836 2278272 985976 10.70 783448 1988032 81416 17:57:01 5166660 7373220 3000768 36.74 72892 2286464 985816 10.70 783304 1990780 10076 Average: 5304892 7294743 2862536 35.05 63850 2085462 1071715 11.63 771081 1878379 59131 17:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:02 ens3 190.42 132.83 1044.12 44.11 0.00 0.00 0.00 0.00 17:52:02 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 ens3 90.10 55.65 447.48 14.61 0.00 0.00 0.00 0.00 17:53:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 ens3 111.05 125.71 1197.06 17.90 0.00 0.00 0.00 0.00 17:54:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 ens3 232.69 270.69 1489.64 39.54 0.00 0.00 0.00 0.00 17:55:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 ens3 204.88 209.28 979.08 43.13 0.00 0.00 0.00 0.00 17:56:01 lo 6.08 6.08 2.09 2.09 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 ens3 11.61 12.46 8.97 5.84 0.00 0.00 0.00 0.00 17:57:01 lo 0.93 0.93 0.08 0.08 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: ens3 140.26 134.65 862.20 27.56 0.00 0.00 0.00 0.00 Average: lo 1.64 1.64 0.41 0.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1294) 12/20/25 _x86_64_ (4 CPU) 17:50:24 LINUX RESTART (4 CPU) 17:51:01 CPU %user %nice %system %iowait %steal %idle 17:52:02 all 20.94 0.00 1.26 2.96 1.81 73.03 17:52:02 0 8.07 0.00 0.56 4.73 1.21 85.43 17:52:02 1 7.98 0.00 0.65 0.93 1.69 88.76 17:52:02 2 53.46 0.00 2.96 5.95 3.11 34.52 17:52:02 3 14.14 0.00 0.90 0.20 1.23 83.54 17:53:01 all 20.67 0.00 1.36 2.18 1.93 73.85 17:53:01 0 17.83 0.00 1.28 1.23 1.42 78.24 17:53:01 1 7.62 0.00 0.92 2.53 1.71 87.21 17:53:01 2 29.50 0.00 1.99 4.09 2.49 61.92 17:53:01 3 27.78 0.00 1.25 0.86 2.13 67.99 17:54:01 all 9.52 0.00 0.62 0.36 1.57 87.93 17:54:01 0 12.90 0.00 1.00 0.37 1.59 84.14 17:54:01 1 9.64 0.00 0.52 0.86 1.25 87.73 17:54:01 2 6.84 0.00 0.47 0.02 1.05 91.63 17:54:01 3 8.70 0.00 0.50 0.20 2.38 88.22 17:55:01 all 7.81 0.00 0.86 0.12 1.68 89.53 17:55:01 0 6.29 0.00 0.61 0.00 1.18 91.92 17:55:01 1 9.59 0.00 1.26 0.13 1.80 87.22 17:55:01 2 5.50 0.00 0.38 0.00 0.73 93.38 17:55:01 3 9.84 0.00 1.19 0.36 2.99 85.62 17:56:01 all 52.82 0.00 1.86 0.65 7.76 36.92 17:56:01 0 62.86 0.00 1.22 0.30 7.43 28.20 17:56:01 1 52.88 0.00 1.76 0.23 7.04 38.10 17:56:01 2 45.99 0.00 1.45 0.64 7.79 44.13 17:56:01 3 49.59 0.00 3.04 1.42 8.78 37.17 17:57:01 all 20.70 0.00 0.95 0.96 1.21 76.18 17:57:01 0 11.07 0.00 1.05 0.53 0.91 86.44 17:57:01 1 33.72 0.00 0.71 0.23 1.64 63.69 17:57:01 2 5.96 0.00 0.78 2.54 0.78 89.94 17:57:01 3 32.15 0.00 1.26 0.50 1.51 64.58 Average: all 22.14 0.00 1.15 1.20 2.67 72.83 Average: 0 19.90 0.00 0.95 1.19 2.30 75.66 Average: 1 20.30 0.00 0.97 0.82 2.53 75.38 Average: 2 24.61 0.00 1.34 2.20 2.67 69.18 Average: 3 23.74 0.00 1.36 0.59 3.19 71.12