---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-13357 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: 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): 0-7 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 11G 145G 7% / 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 854 28237 0 3075 30871 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:70:37:07 brd ff:ff:ff:ff:ff:ff inet 10.30.106.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe70:3707/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dd:f9:f5:94 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:ddff:fef9:f594/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-13357) 11/17/25 _x86_64_ (8 CPU) 12:27:35 LINUX RESTART (8 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 350.72 49.95 300.77 3404.07 95196.00 12:30:01 200.32 47.58 152.74 2618.10 55565.94 12:31:01 42.68 7.02 35.66 625.63 6258.42 Average: 197.91 34.85 163.06 2216.00 52342.50 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 30004884 31652888 2934336 8.91 74176 1880144 1436008 4.23 904588 1728240 233604 12:30:01 27710488 29816644 5228732 15.87 88184 2309620 3031440 8.92 2865732 2025808 66116 12:31:01 28412388 30648284 4526832 13.74 92504 2431024 2794808 8.22 2109252 2064696 4320 Average: 28709253 30705939 4229967 12.84 84955 2206929 2420752 7.12 1959857 1939581 101347 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 12:29:01 ens3 392.74 263.46 1905.36 77.35 0.00 0.00 0.00 0.00 12:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 12:30:01 ens3 406.48 337.99 4441.66 49.23 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 lo 25.71 25.71 10.25 10.25 0.00 0.00 0.00 0.00 12:31:01 ens3 86.07 47.78 784.23 13.81 0.00 0.00 0.00 0.00 12:31:01 veth8bbc22f 0.28 0.50 0.07 0.05 0.00 0.00 0.00 0.00 12:31:01 vetha156161 0.20 0.48 0.01 0.04 0.00 0.00 0.00 0.00 Average: lo 9.17 9.17 3.48 3.48 0.00 0.00 0.00 0.00 Average: ens3 295.10 216.41 2377.05 46.80 0.00 0.00 0.00 0.00 Average: veth8bbc22f 0.09 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: vetha156161 0.07 0.16 0.00 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-13357) 11/17/25 _x86_64_ (8 CPU) 12:27:35 LINUX RESTART (8 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 11.94 0.00 1.10 3.98 0.05 82.93 12:29:01 0 16.35 0.00 1.15 0.52 0.03 81.95 12:29:01 1 5.58 0.00 0.62 0.80 0.05 92.95 12:29:01 2 10.93 0.00 1.14 0.85 0.03 87.05 12:29:01 3 13.43 0.00 1.22 0.43 0.03 84.89 12:29:01 4 9.05 0.00 0.57 2.49 0.02 87.87 12:29:01 5 4.27 0.00 0.54 16.33 0.08 78.79 12:29:01 6 22.17 0.00 1.74 6.18 0.07 69.85 12:29:01 7 13.79 0.00 1.87 4.27 0.03 80.04 12:30:01 all 31.87 0.00 1.73 1.81 0.07 64.52 12:30:01 0 40.98 0.00 1.70 1.30 0.07 55.95 12:30:01 1 25.56 0.00 0.60 0.45 0.07 73.32 12:30:01 2 31.25 0.00 1.87 0.54 0.08 66.25 12:30:01 3 29.88 0.00 3.07 3.43 0.08 63.54 12:30:01 4 28.94 0.00 1.27 0.69 0.07 69.04 12:30:01 5 31.46 0.00 1.20 3.00 0.07 64.27 12:30:01 6 21.88 0.00 1.84 0.82 0.08 75.38 12:30:01 7 44.94 0.00 2.30 4.31 0.08 48.37 12:31:01 all 27.92 0.00 0.91 0.31 0.06 70.79 12:31:01 0 28.05 0.00 0.72 0.02 0.07 71.15 12:31:01 1 28.78 0.00 0.75 0.07 0.07 70.33 12:31:01 2 19.50 0.00 0.84 0.02 0.05 79.59 12:31:01 3 24.70 0.00 0.99 0.20 0.07 74.04 12:31:01 4 32.55 0.00 1.11 1.49 0.05 64.80 12:31:01 5 31.02 0.00 1.07 0.13 0.07 67.71 12:31:01 6 23.68 0.00 0.69 0.48 0.07 75.08 12:31:01 7 35.11 0.00 1.12 0.07 0.07 63.63 Average: all 23.91 0.00 1.25 2.03 0.06 72.75 Average: 0 28.45 0.00 1.19 0.61 0.06 69.69 Average: 1 19.97 0.00 0.66 0.44 0.06 78.88 Average: 2 20.55 0.00 1.28 0.47 0.06 77.64 Average: 3 22.66 0.00 1.76 1.35 0.06 74.16 Average: 4 23.51 0.00 0.98 1.55 0.04 73.91 Average: 5 22.26 0.00 0.94 6.49 0.07 70.25 Average: 6 22.58 0.00 1.42 2.49 0.07 73.44 Average: 7 31.27 0.00 1.76 2.88 0.06 64.02