---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1486 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 704K 797M 1% /run /dev/vda1 20G 13G 6.6G 66% / 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 519 1500 0 5955 7157 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:61:0b:10 brd ff:ff:ff:ff:ff:ff inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85851sec preferred_lft 85851sec inet6 fe80::f816:3eff:fe61:b10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9f:10:f9:6e 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::42:9fff:fe10:f96e/64 scope link valid_lft forever preferred_lft forever 4: br-8268513e24e1: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:65:e3:f8:5e brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-8268513e24e1 valid_lft forever preferred_lft forever inet6 fe80::42:65ff:fee3:f85e/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-1486) 08/20/25 _x86_64_ (4 CPU) 12:31:52 LINUX RESTART (4 CPU) 12:32:01 tps rtps wtps bread/s bwrtn/s 12:33:02 141.93 66.36 75.57 5605.07 39213.48 12:34:01 48.76 3.46 45.31 58.69 5669.94 12:35:01 104.85 12.29 92.56 2203.53 40389.08 12:36:01 127.40 0.68 126.71 22.66 64425.00 12:37:01 52.33 2.87 49.47 432.52 12897.83 12:38:01 82.46 0.60 81.86 16.53 15554.62 12:39:01 91.54 6.61 84.92 1268.38 47765.81 12:40:01 40.25 0.48 39.77 26.26 955.41 Average: 86.27 11.68 74.58 1206.59 28406.00 12:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:33:02 5933268 7428928 2234160 27.35 32680 1645024 982356 10.66 568988 1499960 45468 12:34:01 5732112 7432156 2435316 29.82 53332 1817016 970320 10.53 581048 1665244 150992 12:35:01 3986240 7390364 4181188 51.19 75844 3449452 1246400 13.52 663572 3242916 583604 12:36:01 3302828 7402848 4864600 59.56 94340 4082476 1108948 12.03 818116 3727040 116 12:37:01 2502956 6995068 5664472 69.35 101528 4446940 2086276 22.64 1388592 3923140 252 12:38:01 2035960 6998148 6131468 75.07 110140 4886088 1766888 19.17 1566024 4192232 5468 12:39:01 419452 6447568 7747976 94.86 130012 5873060 4236576 45.97 2343768 4959104 1712 12:40:01 1550864 7338608 6616564 81.01 133576 5642744 1200096 13.02 1438928 4760728 25512 Average: 3182960 7179211 4984468 61.03 91432 3980350 1699732 18.44 1171130 3496296 101640 12:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:33:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:02 ens3 250.94 159.66 1103.87 59.46 0.00 0.00 0.00 0.00 12:34:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 12:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 ens3 59.86 39.04 732.57 5.37 0.00 0.00 0.00 0.00 12:35:01 lo 2.33 2.33 0.24 0.24 0.00 0.00 0.00 0.00 12:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 ens3 1515.32 384.03 10909.07 31.01 0.00 0.00 0.00 0.00 12:36:01 br-8268513e24e1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 lo 3.07 3.07 0.42 0.42 0.00 0.00 0.00 0.00 12:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 ens3 1131.29 380.60 7956.79 58.76 0.00 0.00 0.00 0.00 12:37:01 br-8268513e24e1 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 12:37:01 lo 4.70 4.70 0.42 0.42 0.00 0.00 0.00 0.00 12:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 ens3 167.99 103.55 4225.92 23.10 0.00 0.00 0.00 0.00 12:38:01 br-8268513e24e1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 veth8545596 104.91 427.47 12.06 2630.53 0.00 0.00 0.00 0.22 12:38:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 12:38:01 docker0 219.96 892.80 23.07 5690.68 0.00 0.00 0.00 0.00 12:39:01 br-8268513e24e1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 veth16c2e39 0.00 0.22 0.00 0.02 0.00 0.00 0.00 0.00 12:39:01 vethf4f8d26 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:39:01 vethfd0ec5f 0.00 0.17 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 br-8268513e24e1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 21.93 21.93 2.21 2.21 0.00 0.00 0.00 0.00 12:40:01 docker0 233.57 960.38 24.85 6080.70 0.00 0.00 0.00 0.00 12:40:01 ens3 5187.55 1772.48 38754.40 1013.60 0.00 0.00 0.00 0.00 Average: br-8268513e24e1 0.11 0.16 0.01 0.02 0.00 0.00 0.00 0.00 Average: lo 2.37 2.37 0.25 0.25 0.00 0.00 0.00 0.00 Average: docker0 29.26 120.29 3.11 761.63 0.00 0.00 0.00 0.00 Average: ens3 649.14 221.47 4854.03 126.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1486) 08/20/25 _x86_64_ (4 CPU) 12:31:52 LINUX RESTART (4 CPU) 12:32:01 CPU %user %nice %system %iowait %steal %idle 12:33:02 all 15.16 0.00 2.95 5.79 4.31 71.78 12:33:02 0 11.11 0.00 2.00 2.95 3.72 80.23 12:33:02 1 14.28 0.00 5.40 5.58 4.03 70.71 12:33:02 2 25.17 0.00 2.22 4.71 4.69 63.21 12:33:02 3 10.11 0.00 2.20 9.92 4.80 72.98 12:34:01 all 19.21 0.00 1.25 2.35 2.63 74.54 12:34:01 0 20.05 0.00 1.50 0.24 1.87 76.35 12:34:01 1 42.19 0.00 1.87 1.22 4.22 50.50 12:34:01 2 3.63 0.00 0.95 7.77 2.27 85.38 12:34:01 3 10.98 0.00 0.69 0.17 2.14 86.03 12:35:01 all 17.84 0.00 4.13 3.36 7.92 66.75 12:35:01 0 10.31 0.00 4.55 1.61 7.32 76.20 12:35:01 1 43.42 0.00 6.27 2.93 9.18 38.20 12:35:01 2 8.37 0.00 2.85 7.62 7.03 74.13 12:35:01 3 9.47 0.00 2.90 1.24 8.16 78.22 12:36:01 all 29.74 0.00 6.38 2.99 14.95 45.94 12:36:01 0 28.47 0.00 7.61 3.09 15.00 45.82 12:36:01 1 29.68 0.00 7.64 2.90 16.14 43.64 12:36:01 2 30.80 0.00 5.01 5.62 13.96 44.61 12:36:01 3 30.00 0.00 5.28 0.31 14.69 49.72 12:37:01 all 36.07 0.00 4.79 1.18 12.57 45.40 12:37:01 0 37.37 0.00 4.31 0.50 12.70 45.12 12:37:01 1 35.59 0.00 4.81 1.06 12.46 46.08 12:37:01 2 33.66 0.00 5.56 2.85 12.86 45.07 12:37:01 3 37.66 0.00 4.45 0.29 12.26 45.34 12:38:01 all 37.48 0.00 5.41 1.12 12.10 43.89 12:38:01 0 38.45 0.00 4.90 0.78 11.93 43.93 12:38:01 1 37.28 0.00 6.05 2.61 12.61 41.46 12:38:01 2 38.07 0.00 5.66 0.48 12.51 43.28 12:38:01 3 36.11 0.00 5.00 0.64 11.35 46.90 12:39:01 all 44.11 0.00 5.85 2.14 10.99 36.91 12:39:01 0 44.09 0.00 5.87 0.34 10.01 39.69 12:39:01 1 45.95 0.00 6.16 3.00 11.85 33.04 12:39:01 2 42.36 0.00 6.76 2.68 11.20 36.99 12:39:01 3 44.04 0.00 4.61 2.55 10.87 37.93 12:40:01 all 19.40 0.00 1.68 1.57 4.53 72.81 12:40:01 0 14.64 0.00 1.39 0.62 4.14 79.21 12:40:01 1 36.67 0.00 2.48 2.20 4.64 54.02 12:40:01 2 14.03 0.00 1.64 3.08 5.11 76.15 12:40:01 3 12.38 0.00 1.23 0.38 4.25 81.76 Average: all 27.47 0.00 4.09 2.56 8.83 57.05 Average: 0 25.66 0.00 4.05 1.28 8.42 60.59 Average: 1 35.62 0.00 5.11 2.69 9.47 47.10 Average: 2 24.66 0.00 3.86 4.34 8.78 58.37 Average: 3 23.97 0.00 3.32 1.93 8.63 62.15