---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10644 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 17G 139G 11% / 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 758 19432 4 11901 30866 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:6d:f4:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe6d:f4d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:a1:1c:c6:6f:a7 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::44a1:1cff:fec6:6fa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-10644) 11/15/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 6.31 0.06 5.80 0.45 2.12 2514.93 1831.49 00:50:29 30.05 2.13 26.96 0.95 326.81 21289.98 1175.62 Average: 18.40 1.12 16.57 0.71 167.46 12075.70 1497.50 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 23429700 28935548 3366752 10.24 160188 5527640 3489296 10.29 1456300 7456596 739416 00:50:29 20169276 31668840 606060 1.84 220028 11227468 1398428 4.12 3359556 8530228 92 Average: 21799488 30302194 1986406 6.04 190108 8377554 2443862 7.21 2407928 7993412 369754 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 00:40:03 ens3 57.46 43.92 232.04 12.09 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:29 lo 4059.20 4059.20 3876.13 3876.13 0.00 0.00 0.00 0.00 00:50:29 ens3 69.54 62.65 322.38 194.26 0.00 0.00 0.00 0.00 00:50:29 docker0 28.63 23.06 184.38 62.83 0.00 0.00 0.00 0.00 00:50:29 veth8321942 26.21 20.04 184.59 4.36 0.00 0.00 0.00 0.02 Average: lo 2067.93 2067.93 1973.91 1973.91 0.00 0.00 0.00 0.00 Average: ens3 63.61 53.46 278.04 104.85 0.00 0.00 0.00 0.00 Average: docker0 14.58 11.74 93.89 32.00 0.00 0.00 0.00 0.00 Average: veth8321942 13.34 10.20 94.00 2.22 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-10644) 11/15/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 35.55 0.00 1.29 0.11 0.08 62.98 00:40:03 0 33.47 0.00 1.07 0.01 0.08 65.37 00:40:03 1 37.02 0.00 1.62 0.02 0.08 61.25 00:40:03 2 40.94 0.00 1.64 0.17 0.08 57.18 00:40:03 3 36.49 0.00 1.28 0.23 0.09 61.91 00:40:03 4 31.50 0.00 1.25 0.24 0.08 66.93 00:40:03 5 35.43 0.00 1.20 0.08 0.08 63.22 00:40:03 6 30.69 0.00 1.02 0.00 0.07 68.22 00:40:03 7 38.86 0.00 1.22 0.13 0.08 59.72 00:50:29 all 15.80 0.00 1.89 1.13 0.05 81.13 00:50:29 0 12.44 0.00 1.13 0.40 0.05 85.98 00:50:29 1 17.90 0.00 2.24 1.02 0.05 78.79 00:50:29 2 17.77 0.00 1.48 0.82 0.05 79.88 00:50:29 3 22.88 0.00 4.42 0.73 0.06 71.92 00:50:29 4 20.72 0.00 2.78 1.78 0.05 74.65 00:50:29 5 12.65 0.00 1.61 2.15 0.04 83.55 00:50:29 6 11.55 0.00 0.84 0.47 0.04 87.10 00:50:29 7 10.62 0.00 0.67 1.67 0.04 87.01 Average: all 25.50 0.00 1.59 0.63 0.06 72.22 Average: 0 22.76 0.00 1.10 0.21 0.06 75.87 Average: 1 27.29 0.00 1.94 0.53 0.07 70.17 Average: 2 29.12 0.00 1.56 0.50 0.07 68.76 Average: 3 29.59 0.00 2.87 0.48 0.07 66.98 Average: 4 26.02 0.00 2.03 1.03 0.06 70.86 Average: 5 23.83 0.00 1.41 1.13 0.06 73.57 Average: 6 20.94 0.00 0.93 0.24 0.05 77.84 Average: 7 24.48 0.00 0.94 0.91 0.06 73.62