---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1592 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: 2799.998 BogoMIPS: 5599.99 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 8.9G 54% / 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 523 3667 0 3784 7153 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:65:07:85 brd ff:ff:ff:ff:ff:ff inet 10.32.6.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fe65:785/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:50:1b:bd:b9 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::42:50ff:fe1b:bdb9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1592) 08/21/25 _x86_64_ (4 CPU) 10:12:05 LINUX RESTART (4 CPU) 10:13:01 tps rtps wtps bread/s bwrtn/s 10:14:01 6.15 0.00 6.15 0.00 260.18 10:15:01 4.62 2.72 1.90 109.85 198.37 10:16:01 83.27 22.31 60.96 776.54 4881.17 10:17:01 45.60 0.17 45.43 26.26 7592.94 10:18:02 145.92 112.40 33.52 5106.70 6014.40 10:19:01 19.46 8.01 11.45 755.28 4265.45 10:20:01 43.44 27.81 15.62 1476.88 5332.45 10:21:01 48.57 5.31 43.25 451.85 36852.52 10:22:01 73.45 1.05 72.40 62.12 29749.84 Average: 52.33 20.00 32.34 974.39 10583.03 10:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:14:01 6162872 7549096 2004556 24.54 26408 1546144 887800 9.63 424272 1425108 12 10:15:01 6119128 7514288 2048300 25.08 26536 1554812 887800 9.63 461456 1432084 20 10:16:01 5793360 7381504 2374068 29.07 41680 1724412 1015596 11.02 625920 1574532 53240 10:17:01 5660060 7399712 2507368 30.70 56348 1851396 986732 10.71 612144 1700916 46980 10:18:02 5253056 7264196 2914372 35.68 70072 2097856 1099112 11.93 805944 1889056 36248 10:19:01 4128812 6303996 4038616 49.45 72452 2254916 1995780 21.66 1836008 1971376 57860 10:20:01 4206120 6563284 3961308 48.50 76832 2425824 1825604 19.81 1642612 2072876 41440 10:21:01 2851684 6085940 5315744 65.08 88812 3257076 2177168 23.62 2245916 2777320 644 10:22:01 3697524 7271168 4469904 54.73 94128 3580952 1086400 11.79 1288808 2881100 34276 Average: 4874735 7037020 3292693 40.31 61474 2254821 1329110 14.42 1104787 1969374 30080 10:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 ens3 0.12 0.02 0.01 0.00 0.00 0.00 0.00 0.00 10:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 ens3 47.83 24.96 107.50 11.54 0.00 0.00 0.00 0.00 10:16:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 ens3 173.69 110.08 1064.53 35.38 0.00 0.00 0.00 0.00 10:17:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 10:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 ens3 28.69 23.44 284.18 3.32 0.00 0.00 0.00 0.00 10:18:02 lo 2.53 2.53 0.24 0.24 0.00 0.00 0.00 0.00 10:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:02 ens3 93.34 73.14 343.16 18.78 0.00 0.00 0.00 0.00 10:19:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 ens3 179.12 146.09 2079.86 24.92 0.00 0.00 0.00 0.00 10:20:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 ens3 78.53 55.11 365.67 13.31 0.00 0.00 0.00 0.00 10:21:01 veth9393325 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 10:21:01 lo 1.82 1.82 0.15 0.15 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:21:01 ens3 214.63 165.04 5054.22 15.35 0.00 0.00 0.00 0.00 10:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:22:01 docker0 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 10:22:01 ens3 39.86 27.30 28.23 56.55 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 94.94 69.33 1034.49 19.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1592) 08/21/25 _x86_64_ (4 CPU) 10:12:05 LINUX RESTART (4 CPU) 10:13:01 CPU %user %nice %system %iowait %steal %idle 10:14:01 all 0.33 0.00 0.02 0.17 0.08 99.40 10:14:01 0 0.00 0.00 0.03 0.35 0.07 99.55 10:14:01 1 0.03 0.00 0.00 0.13 0.03 99.80 10:14:01 2 0.02 0.00 0.02 0.00 0.05 99.92 10:14:01 3 1.27 0.00 0.02 0.20 0.15 98.36 10:15:01 all 1.84 0.00 0.11 0.10 0.25 97.69 10:15:01 0 2.07 0.00 0.03 0.02 0.20 97.68 10:15:01 1 1.10 0.00 0.15 0.22 0.27 98.27 10:15:01 2 2.43 0.00 0.12 0.00 0.18 97.27 10:15:01 3 1.74 0.00 0.15 0.17 0.35 97.59 10:16:01 all 18.06 0.00 1.39 3.90 1.88 74.77 10:16:01 0 23.35 0.00 1.76 1.74 1.64 71.50 10:16:01 1 5.09 0.00 1.12 9.20 1.42 83.17 10:16:01 2 32.50 0.00 1.52 1.26 2.90 61.82 10:16:01 3 11.39 0.00 1.12 3.37 1.60 82.51 10:17:01 all 14.64 0.00 1.04 1.82 1.16 81.35 10:17:01 0 4.32 0.00 0.40 0.02 0.43 94.83 10:17:01 1 14.67 0.00 1.13 6.09 1.33 76.79 10:17:01 2 23.45 0.00 1.38 0.72 2.14 72.30 10:17:01 3 16.03 0.00 1.25 0.43 0.72 81.58 10:18:02 all 18.80 0.00 1.66 5.78 1.76 72.02 10:18:02 0 14.16 0.00 1.13 5.13 1.48 78.11 10:18:02 1 24.66 0.00 2.01 5.70 1.61 66.01 10:18:02 2 17.61 0.00 2.31 8.06 2.01 70.01 10:18:02 3 18.76 0.00 1.16 4.22 1.92 73.95 10:19:01 all 67.82 0.00 2.23 0.56 6.35 23.04 10:19:01 0 71.74 0.00 1.84 0.35 6.08 19.99 10:19:01 1 65.78 0.00 2.16 0.25 6.02 25.79 10:19:01 2 73.69 0.00 2.64 0.92 6.82 15.93 10:19:01 3 60.08 0.00 2.30 0.73 6.48 30.40 10:20:01 all 55.56 0.00 2.40 1.51 4.59 35.94 10:20:01 0 42.79 0.00 2.87 2.26 4.54 47.53 10:20:01 1 65.92 0.00 2.17 1.31 4.50 26.10 10:20:01 2 64.02 0.00 2.16 1.01 4.47 28.34 10:20:01 3 49.55 0.00 2.40 1.45 4.83 41.77 10:21:01 all 52.04 0.00 4.11 0.95 4.44 38.47 10:21:01 0 62.08 0.00 3.41 0.47 5.23 28.81 10:21:01 1 51.75 0.00 3.48 0.75 3.76 40.26 10:21:01 2 37.74 0.00 5.12 1.70 4.70 50.74 10:21:01 3 56.68 0.00 4.45 0.85 4.05 33.98 10:22:01 all 20.68 0.00 2.28 2.06 1.35 73.62 10:22:01 0 34.67 0.00 3.03 0.87 1.60 59.83 10:22:01 1 34.12 0.00 2.34 1.02 1.40 61.12 10:22:01 2 3.22 0.00 2.25 1.32 1.20 92.01 10:22:01 3 10.70 0.00 1.48 5.04 1.22 81.55 Average: all 27.75 0.00 1.69 1.87 2.43 66.25 Average: 0 28.35 0.00 1.61 1.25 2.36 66.42 Average: 1 29.21 0.00 1.62 2.75 2.26 64.16 Average: 2 28.33 0.00 1.95 1.67 2.72 65.34 Average: 3 25.12 0.00 1.59 1.83 2.37 69.09