---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1214 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 12G 7.2G 63% / 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 547 1848 0 5579 7129 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:84:06:4c brd ff:ff:ff:ff:ff:ff inet 10.32.7.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85840sec preferred_lft 85840sec inet6 fe80::f816:3eff:fe84:64c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:3c:e0:b7 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-1214) 12/20/25 _x86_64_ (4 CPU) 04:29:44 LINUX RESTART (4 CPU) 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:02 155.74 69.37 86.37 5635.19 39802.58 04:32:01 63.45 0.22 63.23 23.59 9616.13 04:33:01 133.82 12.80 121.03 2243.92 78057.45 04:34:01 102.12 1.95 100.17 65.72 35331.44 04:35:01 18.65 0.00 18.65 0.00 486.99 04:36:01 57.17 0.62 56.56 4.93 17562.81 04:37:01 61.85 0.12 61.73 10.26 15441.39 04:38:01 11.48 0.32 11.16 20.13 426.20 04:39:01 22.04 0.93 21.11 47.18 1341.69 Average: 69.60 9.61 59.99 896.16 22030.93 04:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:02 5852416 7385424 2315004 28.34 36976 1675568 1034320 11.22 609308 1532024 69652 04:32:01 5583556 7367168 2583864 31.64 56696 1892712 1025840 11.13 641992 1740708 105876 04:33:01 3046492 7379056 5120928 62.70 95000 4281084 1197976 13.00 679944 4082644 192108 04:34:01 2870952 7349900 5296468 64.85 113248 4362532 1308800 14.20 844460 4043188 496 04:35:01 2829240 7323276 5338180 65.36 113640 4372592 1330744 14.44 878128 4046356 3952 04:36:01 2171216 7347800 5996204 73.42 131772 4970320 1416284 15.37 898848 4613172 117156 04:37:01 1956240 7352620 6211180 76.05 136948 5177060 1109892 12.04 1166016 4553828 224 04:38:01 1915468 7317576 6251952 76.55 138304 5183992 1071288 11.62 1766328 3995480 25416 04:39:01 1949136 7357232 6218284 76.14 139988 5186576 1023200 11.10 1735440 3993336 10908 Average: 3130524 7353339 5036896 61.67 106952 4122493 1168705 12.68 1024496 3622304 58421 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:31:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 04:31:02 ens3 361.61 203.58 1145.82 61.88 0.00 0.00 0.00 0.00 04:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 04:32:01 ens3 69.06 56.47 721.75 6.52 0.00 0.00 0.00 0.00 04:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 04:33:01 ens3 356.63 156.95 11456.46 13.69 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 04:34:01 ens3 117.18 74.67 396.64 21.43 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:36:01 ens3 298.58 228.26 2780.06 15.84 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 04:37:01 ens3 65.89 98.63 30.51 613.14 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 lo 4.27 4.27 0.37 0.37 0.00 0.00 0.00 0.00 04:38:01 ens3 281.92 496.15 30.04 3878.40 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 04:39:01 ens3 8.60 10.46 6.51 6.04 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 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 173.47 147.41 1843.05 513.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1214) 12/20/25 _x86_64_ (4 CPU) 04:29:44 LINUX RESTART (4 CPU) 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:02 all 18.13 0.00 3.17 5.70 2.93 70.06 04:31:02 0 24.21 0.00 2.73 4.52 2.85 65.70 04:31:02 1 25.44 0.00 4.78 10.73 3.16 55.89 04:31:02 2 10.13 0.00 3.33 1.40 2.95 82.19 04:31:02 3 12.85 0.00 1.84 6.18 2.76 76.37 04:32:01 all 19.29 0.00 1.12 1.94 1.47 76.19 04:32:01 0 13.03 0.00 0.79 0.13 1.43 84.62 04:32:01 1 33.54 0.00 2.02 0.45 2.14 61.85 04:32:01 2 11.75 0.00 0.76 0.52 1.37 85.60 04:32:01 3 18.79 0.00 0.90 6.68 0.97 72.67 04:33:01 all 17.27 0.00 7.63 2.19 4.17 68.74 04:33:01 0 15.38 0.00 8.21 3.29 4.17 68.95 04:33:01 1 22.94 0.00 9.18 1.66 5.13 61.09 04:33:01 2 15.75 0.00 7.80 2.33 3.80 70.32 04:33:01 3 15.02 0.00 5.34 1.48 3.54 74.62 04:34:01 all 17.62 0.00 6.61 1.63 3.26 70.88 04:34:01 0 13.68 0.00 6.36 1.81 3.09 75.07 04:34:01 1 8.98 0.00 4.99 1.65 2.74 81.63 04:34:01 2 24.39 0.00 7.90 1.60 3.83 62.28 04:34:01 3 23.43 0.00 7.16 1.47 3.41 64.52 04:35:01 all 17.99 0.00 5.53 0.03 3.07 73.37 04:35:01 0 22.89 0.00 6.30 0.10 3.70 67.02 04:35:01 1 5.44 0.00 1.41 0.00 1.58 91.56 04:35:01 2 12.74 0.00 6.84 0.00 3.68 76.73 04:35:01 3 30.91 0.00 7.59 0.00 3.32 58.18 04:36:01 all 15.06 0.00 5.00 0.78 3.09 76.07 04:36:01 0 11.26 0.00 3.38 1.61 2.77 80.98 04:36:01 1 6.18 0.00 2.60 0.45 1.92 88.86 04:36:01 2 13.40 0.00 6.47 0.12 3.52 76.50 04:36:01 3 29.29 0.00 7.53 0.97 4.13 58.08 04:37:01 all 45.20 0.00 6.68 1.18 7.94 39.01 04:37:01 0 38.94 0.00 6.67 1.42 7.48 45.49 04:37:01 1 53.60 0.00 7.17 1.12 8.32 29.79 04:37:01 2 45.86 0.00 6.51 0.84 8.05 38.74 04:37:01 3 42.36 0.00 6.38 1.32 7.89 42.05 04:38:01 all 27.38 0.00 1.71 0.38 5.16 65.38 04:38:01 0 18.63 0.00 1.30 0.03 4.61 75.43 04:38:01 1 17.88 0.00 1.93 0.23 5.04 74.92 04:38:01 2 21.73 0.00 1.21 0.02 4.79 72.25 04:38:01 3 51.22 0.00 2.40 1.23 6.21 38.94 04:39:01 all 20.60 0.00 0.86 0.87 1.64 76.03 04:39:01 0 5.67 0.00 0.41 0.54 1.69 91.68 04:39:01 1 8.00 0.00 0.69 0.13 1.37 89.80 04:39:01 2 44.45 0.00 1.28 0.35 2.21 51.72 04:39:01 3 24.45 0.00 1.05 2.46 1.26 70.78 Average: all 22.08 0.00 4.26 1.63 3.64 68.38 Average: 0 18.20 0.00 4.02 1.49 3.54 72.75 Average: 1 20.22 0.00 3.86 1.82 3.50 70.60 Average: 2 22.26 0.00 4.68 0.79 3.81 68.46 Average: 3 27.67 0.00 4.48 2.41 3.74 61.72