---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6996 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 992K 797M 1% /run /dev/vda1 20G 12G 8.1G 58% / 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: 7975 1613 1822 0 4539 6063 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:ec:72:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:feec:723c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:56:82:74 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 4: br-30485953bc29: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:63:cc:ed:62 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-30485953bc29 valid_lft forever preferred_lft forever inet6 fe80::42:63ff:fecc:ed62/64 scope link valid_lft forever preferred_lft forever 6: veth6090c8c@if5: mtu 1500 qdisc noqueue master br-30485953bc29 state UP group default link/ether ea:90:85:88:2d:15 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::e890:85ff:fe88:2d15/64 scope link valid_lft forever preferred_lft forever 8: vetha99a56f@if7: mtu 1500 qdisc noqueue master br-30485953bc29 state UP group default link/ether 1a:c3:ce:c3:d5:4d brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::18c3:ceff:fec3:d54d/64 scope link valid_lft forever preferred_lft forever 10: veth6f9f209@if9: mtu 1500 qdisc noqueue master br-30485953bc29 state UP group default link/ether 3a:22:74:5a:f8:c3 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::3822:74ff:fe5a:f8c3/64 scope link valid_lft forever preferred_lft forever 12: veth9290279@if11: mtu 1500 qdisc noqueue master br-30485953bc29 state UP group default link/ether 8e:72:a4:ee:ca:28 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::8c72:a4ff:feee:ca28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6996) 10/21/25 _x86_64_ (4 CPU) 06:48:55 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 162.76 88.85 73.90 6095.38 38847.81 06:51:01 45.74 3.40 42.34 57.72 5871.82 06:52:01 116.00 12.60 103.40 2255.89 50120.71 06:53:01 73.37 0.70 72.67 30.93 29254.53 06:54:01 77.77 2.83 74.94 426.86 32876.52 06:55:01 18.66 0.50 18.16 32.26 1366.84 Average: 82.38 18.15 64.24 1483.22 26389.63 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 5957512 7432360 2209908 27.06 31664 1626248 989224 10.73 565048 1482036 37128 06:51:01 5695480 7404480 2471940 30.27 53308 1825828 993532 10.78 611584 1671484 159620 06:52:01 4398732 7372484 3768688 46.14 70876 3042092 1199436 13.01 679880 2835184 339216 06:53:01 4073004 7387160 4094416 50.13 81660 3349836 1088368 11.81 807436 3010132 568 06:54:01 1965148 6293176 6202272 75.94 99956 4289620 4084872 44.32 2062592 3784140 1092 06:55:01 1884380 6222864 6283040 76.93 102004 4297292 4144940 44.98 2140560 3784988 10004 Average: 3995709 7018754 4171711 51.08 73245 3071819 2083395 22.61 1144517 2761327 91271 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 06:50:01 ens3 184.45 144.81 973.57 58.68 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 06:51:01 ens3 64.76 47.33 877.31 5.59 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 lo 2.47 2.47 0.26 0.26 0.00 0.00 0.00 0.00 06:52:01 ens3 1454.67 303.98 10893.82 26.65 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 06:53:01 ens3 312.92 102.72 1218.27 27.85 0.00 0.00 0.00 0.00 06:53:01 br-30485953bc29 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 vetha99a56f 0.80 1.28 0.09 0.13 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 lo 6.70 6.70 0.72 0.72 0.00 0.00 0.00 0.00 06:54:01 ens3 856.54 397.62 8501.83 30.74 0.00 0.00 0.00 0.00 06:55:01 vetha99a56f 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 06:55:01 ens3 13.71 14.13 11.24 13.20 0.00 0.00 0.00 0.00 Average: vetha99a56f 0.14 0.23 0.02 0.02 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: lo 1.99 1.99 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 481.18 168.43 3746.08 27.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6996) 10/21/25 _x86_64_ (4 CPU) 06:48:55 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 14.39 0.00 2.64 6.87 3.12 72.98 06:50:01 0 11.53 0.00 1.68 3.97 2.64 80.19 06:50:01 1 20.53 0.00 1.69 3.64 3.29 70.85 06:50:01 2 10.94 0.00 4.81 6.68 3.36 74.21 06:50:01 3 14.54 0.00 2.36 13.23 3.18 66.69 06:51:01 all 19.56 0.00 1.25 2.05 1.61 75.54 06:51:01 0 7.65 0.00 0.65 0.03 0.73 90.94 06:51:01 1 29.33 0.00 1.93 0.40 2.11 66.23 06:51:01 2 27.60 0.00 1.24 5.28 2.58 63.29 06:51:01 3 13.63 0.00 1.15 2.46 1.00 81.76 06:52:01 all 17.41 0.00 4.03 3.63 4.65 70.29 06:52:01 0 8.70 0.00 3.39 0.82 3.75 83.33 06:52:01 1 23.59 0.00 4.05 4.13 4.79 63.45 06:52:01 2 13.14 0.00 4.93 5.26 4.98 71.69 06:52:01 3 24.20 0.00 3.72 4.30 5.10 62.69 06:53:01 all 22.35 0.00 3.69 1.70 6.38 65.89 06:53:01 0 23.53 0.00 4.23 0.63 6.49 65.12 06:53:01 1 22.35 0.00 2.98 2.20 5.77 66.71 06:53:01 2 21.16 0.00 4.27 2.58 7.01 64.97 06:53:01 3 22.35 0.00 3.29 1.40 6.23 66.73 06:54:01 all 39.08 0.00 5.98 2.12 9.97 42.85 06:54:01 0 38.77 0.00 6.77 4.81 10.12 39.54 06:54:01 1 37.92 0.00 5.05 1.89 9.38 45.76 06:54:01 2 39.82 0.00 6.12 0.59 10.37 43.10 06:54:01 3 39.82 0.00 5.95 1.16 10.00 43.05 06:55:01 all 20.17 0.00 1.42 0.76 2.42 75.23 06:55:01 0 21.17 0.00 1.59 0.37 2.41 74.46 06:55:01 1 14.37 0.00 1.33 0.45 2.31 81.54 06:55:01 2 23.50 0.00 1.56 1.71 2.72 70.52 06:55:01 3 21.61 0.00 1.18 0.50 2.24 74.47 Average: all 22.18 0.00 3.17 2.85 4.70 67.09 Average: 0 18.60 0.00 3.06 1.77 4.37 72.19 Average: 1 24.71 0.00 2.85 2.12 4.62 65.70 Average: 2 22.69 0.00 3.83 3.68 5.18 64.62 Average: 3 22.73 0.00 2.95 3.84 4.64 65.84