---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13855 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 22G 134G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 805 15486 4 15799 30818 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:9f:41:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.201/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85200sec preferred_lft 85200sec inet6 fe80::f816:3eff:fe9f:4182/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:b2:fa:31:e3:37 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::18b2:faff:fe31:e337/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13855) 07/30/26 _x86_64_ (8 CPU) 07:05:34 LINUX RESTART (8 CPU) 07:10:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:21 248.15 1.17 239.90 7.08 16.68 49084.45 297622.85 Average: 248.15 1.17 239.90 7.08 16.68 49084.45 297622.85 07:10:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:21 16011240 30967220 1271904 3.87 407152 14087884 1884348 5.56 5968680 9624008 15108 Average: 16011240 30967220 1271904 3.87 407152 14087884 1884348 5.56 5968680 9624008 15108 07:10:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:21 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 07:20:21 ens3 122.72 92.76 1271.49 2165.54 0.00 0.00 0.00 0.00 07:20:21 docker0 27.01 41.39 2.16 896.30 0.00 0.00 0.00 0.00 07:20:21 veth151df44 19.49 27.83 1.47 685.27 0.00 0.00 0.00 0.06 Average: lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 122.72 92.76 1271.49 2165.54 0.00 0.00 0.00 0.00 Average: docker0 27.01 41.39 2.16 896.30 0.00 0.00 0.00 0.00 Average: veth151df44 19.49 27.83 1.47 685.27 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13855) 07/30/26 _x86_64_ (8 CPU) 07:05:34 LINUX RESTART (8 CPU) 07:10:34 CPU %user %nice %system %iowait %steal %idle 07:20:21 all 13.62 0.00 4.02 1.26 0.06 81.04 07:20:21 0 14.32 0.00 4.26 0.90 0.06 80.46 07:20:21 1 16.36 0.00 4.23 0.80 0.07 78.54 07:20:21 2 12.31 0.00 4.06 1.17 0.07 82.39 07:20:21 3 15.49 0.00 4.08 0.65 0.07 79.71 07:20:21 4 10.44 0.00 3.48 0.92 0.06 85.10 07:20:21 5 13.30 0.00 3.90 2.18 0.06 80.56 07:20:21 6 13.90 0.00 4.01 0.73 0.07 81.30 07:20:21 7 12.85 0.00 4.12 2.71 0.07 80.25 Average: all 13.62 0.00 4.02 1.26 0.06 81.04 Average: 0 14.32 0.00 4.26 0.90 0.06 80.46 Average: 1 16.36 0.00 4.23 0.80 0.07 78.54 Average: 2 12.31 0.00 4.06 1.17 0.07 82.39 Average: 3 15.49 0.00 4.08 0.65 0.07 79.71 Average: 4 10.44 0.00 3.48 0.92 0.06 85.10 Average: 5 13.30 0.00 3.90 2.18 0.06 80.56 Average: 6 13.90 0.00 4.01 0.73 0.07 81.30 Average: 7 12.85 0.00 4.12 2.71 0.07 80.25