---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-16022 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 15G 141G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 863 23738 0 7565 30848 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:4f:ef:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:fe4f:ef23/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:60:cf:48 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::42:90ff:fe60:cf48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16022) 11/28/25 _x86_64_ (8 CPU) 09:09:23 LINUX RESTART (8 CPU) 09:10:01 tps rtps wtps bread/s bwrtn/s 09:11:01 271.63 29.01 242.62 972.21 72836.52 09:12:01 202.53 20.18 182.35 2290.02 92223.96 09:13:01 531.99 2.90 529.10 415.53 150622.90 09:14:01 58.99 7.22 51.77 1313.91 4687.62 09:15:01 215.90 0.33 215.56 25.06 37687.72 09:16:01 65.82 1.80 64.02 93.98 2593.97 Average: 224.48 10.24 214.24 851.79 60109.13 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:11:01 30106460 31629072 2832760 8.60 59956 1778840 1551672 4.57 940364 1613952 157272 09:12:01 25596204 31599804 7343016 22.29 129280 6004068 2053268 6.04 1029272 5781572 3332924 09:13:01 24295368 31063056 8643852 26.24 161124 6685692 6300372 18.54 1725152 6280940 5684 09:14:01 22670716 29729924 10268504 31.17 176468 6943400 8901600 26.19 3197316 6388140 170924 09:15:01 22794324 30178808 10144896 30.80 196784 7219328 6435272 18.93 3158680 6283792 216 09:16:01 24241344 31526800 8697876 26.41 199568 7105800 1672808 4.92 1899848 6146452 17556 Average: 24950736 30954577 7988484 24.25 153863 5956188 4485832 13.20 1991772 5415808 614096 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:11:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 09:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 ens3 210.21 143.79 1209.08 54.25 0.00 0.00 0.00 0.00 09:12:01 lo 13.66 13.66 1.26 1.26 0.00 0.00 0.00 0.00 09:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 ens3 1887.20 1093.22 37535.54 85.41 0.00 0.00 0.00 0.00 09:13:01 veth0d756e8 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 09:13:01 vethe4cb13f 21.86 29.95 3.17 4.31 0.00 0.00 0.00 0.00 09:13:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 09:13:01 veth894ba23 0.10 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:14:01 veth0d756e8 0.33 0.45 0.03 0.90 0.00 0.00 0.00 0.00 09:14:01 vethe4cb13f 114.76 124.33 22.58 19.91 0.00 0.00 0.00 0.00 09:14:01 lo 2.20 2.20 0.18 0.18 0.00 0.00 0.00 0.00 09:14:01 veth894ba23 2.82 3.45 0.37 0.30 0.00 0.00 0.00 0.00 09:15:01 vethe4cb13f 0.13 0.42 0.01 0.03 0.00 0.00 0.00 0.00 09:15:01 lo 3.00 3.00 0.27 0.27 0.00 0.00 0.00 0.00 09:15:01 vethf3cb544 4.23 6.13 0.72 0.86 0.00 0.00 0.00 0.00 09:15:01 vethd416f07 14.26 17.98 2.90 1.61 0.00 0.00 0.00 0.00 09:16:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 09:16:01 docker0 34.54 55.84 3.50 1424.50 0.00 0.00 0.00 0.00 09:16:01 ens3 2437.83 1476.49 41913.17 192.16 0.00 0.00 0.00 0.00 Average: lo 3.47 3.47 0.32 0.32 0.00 0.00 0.00 0.00 Average: docker0 5.76 9.31 0.58 237.41 0.00 0.00 0.00 0.00 Average: ens3 379.41 226.55 6903.62 27.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16022) 11/28/25 _x86_64_ (8 CPU) 09:09:23 LINUX RESTART (8 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:11:01 all 7.13 0.00 0.63 4.25 0.03 87.97 09:11:01 0 9.57 0.00 0.52 0.08 0.02 89.81 09:11:01 1 14.26 0.00 0.68 7.53 0.05 77.48 09:11:01 2 3.32 0.00 0.32 0.20 0.02 96.15 09:11:01 3 3.61 0.00 1.40 9.97 0.05 84.96 09:11:01 4 3.50 0.00 0.28 0.05 0.02 96.15 09:11:01 5 9.17 0.00 0.70 0.94 0.03 89.16 09:11:01 6 9.90 0.00 0.68 15.16 0.03 74.22 09:11:01 7 3.68 0.00 0.42 0.03 0.02 95.85 09:12:01 all 15.85 0.00 5.43 5.98 0.07 72.67 09:12:01 0 19.09 0.00 4.71 1.92 0.07 74.21 09:12:01 1 13.73 0.00 5.61 1.42 0.07 79.17 09:12:01 2 13.12 0.00 5.43 1.96 0.05 79.44 09:12:01 3 11.25 0.00 4.91 14.18 0.08 69.57 09:12:01 4 12.04 0.00 5.13 3.36 0.05 79.42 09:12:01 5 9.95 0.00 5.68 13.50 0.08 70.79 09:12:01 6 17.37 0.00 5.82 5.70 0.07 71.04 09:12:01 7 30.12 0.00 6.15 5.88 0.08 57.77 09:13:01 all 8.76 0.00 3.40 13.27 0.05 74.51 09:13:01 0 9.96 0.00 3.58 5.26 0.05 81.15 09:13:01 1 7.70 0.00 3.27 3.35 0.05 85.63 09:13:01 2 9.17 0.00 2.97 1.70 0.07 86.10 09:13:01 3 6.28 0.00 4.13 68.74 0.08 20.76 09:13:01 4 10.95 0.00 3.08 3.75 0.05 82.17 09:13:01 5 6.98 0.00 3.49 14.10 0.05 75.37 09:13:01 6 10.95 0.00 3.61 1.85 0.05 83.54 09:13:01 7 8.09 0.00 3.11 8.01 0.05 80.74 09:14:01 all 23.34 0.00 2.52 0.36 0.08 73.70 09:14:01 0 24.01 0.00 3.08 0.35 0.07 72.49 09:14:01 1 25.76 0.00 2.56 0.65 0.08 70.95 09:14:01 2 23.39 0.00 2.56 0.40 0.08 73.56 09:14:01 3 23.52 0.00 2.70 0.85 0.10 72.83 09:14:01 4 28.61 0.00 3.10 0.17 0.07 68.05 09:14:01 5 21.86 0.00 1.99 0.17 0.08 75.90 09:14:01 6 27.44 0.00 2.67 0.22 0.07 69.61 09:14:01 7 12.18 0.00 1.47 0.08 0.07 86.20 09:15:01 all 7.16 0.00 2.03 2.27 0.06 88.48 09:15:01 0 6.75 0.00 2.04 4.40 0.07 86.74 09:15:01 1 11.25 0.00 2.35 1.02 0.07 85.32 09:15:01 2 5.77 0.00 1.86 0.13 0.05 92.19 09:15:01 3 7.22 0.00 2.47 2.49 0.07 87.74 09:15:01 4 9.27 0.00 1.83 0.18 0.08 88.64 09:15:01 5 4.57 0.00 1.76 3.40 0.05 90.23 09:15:01 6 4.13 0.00 2.03 6.18 0.05 87.61 09:15:01 7 8.34 0.00 1.99 0.35 0.05 89.26 09:16:01 all 7.79 0.00 0.69 0.22 0.03 91.27 09:16:01 0 0.65 0.00 0.42 0.02 0.03 98.88 09:16:01 1 3.64 0.00 0.68 0.23 0.05 95.39 09:16:01 2 12.70 0.00 0.77 0.07 0.02 86.45 09:16:01 3 2.06 0.00 0.51 1.19 0.03 96.20 09:16:01 4 10.95 0.00 0.82 0.12 0.02 88.10 09:16:01 5 28.28 0.00 1.17 0.12 0.05 70.39 09:16:01 6 3.34 0.00 0.63 0.02 0.02 96.00 09:16:01 7 0.67 0.00 0.52 0.05 0.02 98.75 Average: all 11.66 0.00 2.44 4.38 0.05 81.46 Average: 0 11.66 0.00 2.39 2.00 0.05 83.90 Average: 1 12.72 0.00 2.52 2.37 0.06 82.33 Average: 2 11.23 0.00 2.31 0.74 0.05 85.67 Average: 3 8.97 0.00 2.68 16.10 0.07 72.18 Average: 4 12.54 0.00 2.37 1.27 0.05 83.77 Average: 5 13.49 0.00 2.46 5.34 0.06 78.66 Average: 6 12.17 0.00 2.57 4.86 0.05 80.35 Average: 7 10.49 0.00 2.27 2.40 0.05 84.80