---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1853 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 9.5G 9.8G 50% / 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 513 4592 0 2869 7166 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:4d:71:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe4d:7103/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:60:45:f4 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-1853) 12/27/25 _x86_64_ (4 CPU) 19:39:13 LINUX RESTART (4 CPU) 19:40:01 tps rtps wtps bread/s bwrtn/s 19:41:01 86.60 20.61 65.99 705.62 5998.47 19:42:01 153.76 99.08 54.67 4062.24 9772.18 19:43:01 28.39 9.55 18.84 969.54 5842.59 19:44:01 39.13 28.38 10.75 1530.14 4872.65 19:45:01 20.05 2.82 17.23 85.85 4815.86 19:46:01 24.16 0.63 23.53 76.52 7596.20 Average: 58.69 26.85 31.84 1238.47 6483.16 19:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:41:01 5745416 7435228 2422012 29.65 53652 1805156 947116 10.28 571392 1657732 135544 19:42:01 5191632 7239972 2975796 36.43 67296 2138268 1319600 14.32 807480 1947164 136344 19:43:01 4528916 6768984 3638512 44.55 73380 2317336 1524208 16.54 1344600 2059812 127808 19:44:01 3869784 6283604 4297644 52.62 77396 2480336 1980132 21.49 1906264 2143212 116980 19:45:01 4786980 7407500 3380448 41.39 79976 2680612 945464 10.26 845224 2281820 195188 19:46:01 4724008 7363340 3443420 42.16 82960 2695816 988380 10.72 897360 2290540 17852 Average: 4807789 7083105 3359639 41.13 72443 2352921 1284150 13.93 1062053 2063380 121619 19:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:41:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 ens3 64.47 50.82 806.82 10.72 0.00 0.00 0.00 0.00 19:42:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 ens3 122.49 89.42 1602.92 15.20 0.00 0.00 0.00 0.00 19:43:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 ens3 216.04 189.79 2410.45 31.25 0.00 0.00 0.00 0.00 19:44:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 19:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 ens3 83.24 59.12 264.36 14.48 0.00 0.00 0.00 0.00 19:45:01 lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 19:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:45:01 ens3 95.78 88.15 723.05 22.31 0.00 0.00 0.00 0.00 19:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:46:01 ens3 11.75 12.78 9.23 6.08 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.07 0.07 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 98.97 81.69 969.55 16.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1853) 12/27/25 _x86_64_ (4 CPU) 19:39:13 LINUX RESTART (4 CPU) 19:40:01 CPU %user %nice %system %iowait %steal %idle 19:41:01 all 19.50 0.00 1.38 2.80 1.26 75.06 19:41:01 0 0.87 0.00 0.65 5.90 0.25 92.33 19:41:01 1 25.17 0.00 1.42 1.58 1.72 70.11 19:41:01 2 25.47 0.00 1.92 0.85 1.85 69.92 19:41:01 3 26.43 0.00 1.57 2.87 1.22 67.92 19:42:01 all 22.29 0.00 1.96 6.88 3.15 65.72 19:42:01 0 30.98 0.00 2.38 6.13 3.16 57.36 19:42:01 1 25.81 0.00 2.54 8.23 3.42 60.00 19:42:01 2 13.84 0.00 1.32 7.18 3.13 74.52 19:42:01 3 18.56 0.00 1.55 5.95 2.91 71.03 19:43:01 all 43.62 0.00 1.79 0.53 6.34 47.72 19:43:01 0 33.49 0.00 1.80 0.31 6.25 58.15 19:43:01 1 46.10 0.00 2.17 0.95 6.19 44.59 19:43:01 2 51.77 0.00 1.40 0.54 6.13 40.15 19:43:01 3 43.16 0.00 1.80 0.33 6.80 47.91 19:44:01 all 55.15 0.00 2.24 1.21 7.20 34.20 19:44:01 0 53.55 0.00 2.56 1.12 7.49 35.28 19:44:01 1 53.82 0.00 2.34 1.18 6.98 35.69 19:44:01 2 47.53 0.00 2.17 1.53 6.74 42.03 19:44:01 3 65.68 0.00 1.91 1.02 7.61 23.78 19:45:01 all 63.38 0.00 1.66 0.19 7.76 27.01 19:45:01 0 51.87 0.00 2.61 0.46 7.64 37.43 19:45:01 1 70.71 0.00 1.07 0.02 7.24 20.97 19:45:01 2 62.54 0.00 1.63 0.26 7.88 27.69 19:45:01 3 68.44 0.00 1.31 0.02 8.30 21.93 19:46:01 all 20.93 0.00 0.92 0.82 1.29 76.04 19:46:01 0 21.55 0.00 0.85 0.08 1.01 76.51 19:46:01 1 42.08 0.00 1.45 1.01 2.03 53.43 19:46:01 2 10.35 0.00 0.88 2.13 0.68 85.96 19:46:01 3 9.76 0.00 0.50 0.07 1.44 88.23 Average: all 37.56 0.00 1.66 2.07 4.52 54.19 Average: 0 32.17 0.00 1.81 2.32 4.32 59.38 Average: 1 44.00 0.00 1.83 2.16 4.60 47.41 Average: 2 35.33 0.00 1.55 2.08 4.42 56.62 Average: 3 38.77 0.00 1.44 1.70 4.73 53.36