---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-832 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 8.4G 57% / 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 521 3252 0 4201 7156 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:d4:59:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.37/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fed4:594c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:c6:01:28 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:d6ff:fec6:128/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-832) 12/16/25 _x86_64_ (4 CPU) 18:07:34 LINUX RESTART (4 CPU) 18:08:01 tps rtps wtps bread/s bwrtn/s 18:09:01 128.33 52.12 76.20 3995.73 40130.26 18:10:01 61.24 0.13 61.11 22.40 9780.50 18:11:01 66.09 34.93 31.16 2442.13 5926.61 18:12:01 21.18 10.31 10.86 790.53 843.06 18:13:02 85.22 5.60 79.62 440.25 71717.16 18:14:01 74.00 0.76 73.24 55.99 31457.18 Average: 72.67 17.36 55.32 1294.59 26630.31 18:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:09:01 5876536 7420596 2290892 28.05 39432 1683572 976064 10.59 584840 1534056 61220 18:10:01 5583160 7380068 2584268 31.64 58840 1903016 998032 10.83 639756 1745128 119916 18:11:01 5364540 7280344 2802888 34.32 65432 2010336 1095684 11.89 766584 1825808 6496 18:12:01 4462512 6568888 3704916 45.36 69168 2191628 1747560 18.96 1539096 1940604 152816 18:13:02 2443804 6029284 5723624 70.08 87900 3599492 2626936 28.50 2298392 3123856 580 18:14:01 3317372 7308756 4850056 59.38 92452 3989612 1060524 11.51 1243212 3298872 26068 Average: 4507987 6997989 3659441 44.81 68871 2562943 1417467 15.38 1178647 2244721 61183 18:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:09:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:09:01 ens3 433.49 241.26 1227.43 71.75 0.00 0.00 0.00 0.00 18:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:10:01 ens3 56.94 45.84 680.62 5.99 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 lo 2.33 2.33 0.22 0.22 0.00 0.00 0.00 0.00 18:11:01 ens3 88.87 68.64 315.53 18.64 0.00 0.00 0.00 0.00 18:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:12:01 ens3 214.98 186.12 2519.35 25.72 0.00 0.00 0.00 0.00 18:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:02 lo 2.37 2.37 0.64 0.64 0.00 0.00 0.00 0.00 18:13:02 ens3 2441.22 332.27 6440.51 31.10 0.00 0.00 0.00 0.00 18:13:02 veth563d0c3 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 18:13:02 docker0 179.92 2235.49 9.25 1643.08 0.00 0.00 0.00 0.00 18:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 26.98 26.94 27.03 31.84 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 545.24 150.53 1873.67 30.84 0.00 0.00 0.00 0.00 Average: docker0 30.07 373.68 1.55 274.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-832) 12/16/25 _x86_64_ (4 CPU) 18:07:34 LINUX RESTART (4 CPU) 18:08:01 CPU %user %nice %system %iowait %steal %idle 18:09:01 all 18.86 0.00 2.06 4.70 1.63 72.75 18:09:01 0 19.88 0.00 1.91 1.44 1.56 75.20 18:09:01 1 22.20 0.00 1.66 4.93 1.41 69.79 18:09:01 2 18.25 0.00 2.50 2.06 2.09 75.11 18:09:01 3 15.12 0.00 2.18 10.40 1.45 70.86 18:10:01 all 19.33 0.00 1.16 2.04 1.26 76.21 18:10:01 0 27.50 0.00 1.80 0.33 1.22 69.15 18:10:01 1 12.20 0.00 0.90 0.46 0.90 85.54 18:10:01 2 18.14 0.00 0.81 7.10 1.90 72.05 18:10:01 3 19.49 0.00 1.13 0.23 1.01 78.13 18:11:01 all 13.42 0.00 0.86 1.43 1.80 82.50 18:11:01 0 10.92 0.00 0.56 0.68 1.30 86.53 18:11:01 1 18.81 0.00 0.89 1.72 1.90 76.67 18:11:01 2 12.62 0.00 1.12 1.98 2.33 81.94 18:11:01 3 11.32 0.00 0.83 1.31 1.64 84.90 18:12:01 all 36.87 0.00 1.30 0.65 3.63 57.56 18:12:01 0 37.89 0.00 0.81 0.73 3.05 57.52 18:12:01 1 40.80 0.00 1.14 0.40 3.75 53.91 18:12:01 2 33.95 0.00 1.97 0.90 4.04 59.13 18:12:01 3 34.85 0.00 1.31 0.58 3.67 59.60 18:13:02 all 37.59 0.00 5.72 1.99 3.79 50.91 18:13:02 0 30.82 0.00 7.12 2.98 3.64 55.43 18:13:02 1 43.85 0.00 4.88 0.50 3.68 47.09 18:13:02 2 36.51 0.00 5.26 0.98 4.24 53.01 18:13:02 3 39.23 0.00 5.58 3.47 3.60 48.11 18:14:01 all 21.21 0.00 2.14 1.98 1.48 73.18 18:14:01 0 18.49 0.00 2.17 0.32 1.19 77.83 18:14:01 1 52.74 0.00 3.00 1.68 2.37 40.21 18:14:01 2 6.76 0.00 1.88 4.85 1.40 85.11 18:14:01 3 6.95 0.00 1.54 1.03 0.98 89.50 Average: all 24.57 0.00 2.21 2.13 2.27 68.83 Average: 0 24.28 0.00 2.40 1.09 2.00 70.24 Average: 1 31.70 0.00 2.07 1.61 2.34 62.28 Average: 2 21.09 0.00 2.26 2.97 2.67 71.01 Average: 3 21.22 0.00 2.09 2.84 2.06 71.79