---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38192 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: 5600.00 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 18G 138G 12% / 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 765 18908 4 12419 30859 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:5d:28:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fe5d:2810/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:d6:e1:cb:33:74 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 inet6 fe80::20d6:e1ff:fecb:3374/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38192) 08/17/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.80 0.49 20.74 0.56 18.06 15312.09 348.51 00:30:03 31.18 1.93 28.20 1.06 316.53 10214.13 2769.26 Average: 26.50 1.21 24.47 0.81 167.52 12759.33 1560.68 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19098852 28084472 4203692 12.79 194300 8839160 4477200 13.20 2100552 10997884 148 00:30:03 18512424 30709232 1561744 4.75 233404 11866800 2217856 6.54 3105340 10424236 98932 Average: 18805638 29396852 2882718 8.77 213852 10352980 3347528 9.87 2602946 10711060 49540 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 240.03 240.03 234.67 234.67 0.00 0.00 0.00 0.00 00:20:01 ens3 61.02 50.73 319.78 12.86 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:03 lo 15.81 15.81 1.78 1.78 0.00 0.00 0.00 0.00 00:30:03 ens3 193.61 202.28 491.62 2748.44 0.00 0.00 0.00 0.00 00:30:03 docker0 85.07 81.04 1372.56 10.55 0.00 0.00 0.00 0.00 Average: lo 127.75 127.75 118.05 118.05 0.00 0.00 0.00 0.00 Average: ens3 127.41 126.61 405.83 1382.67 0.00 0.00 0.00 0.00 Average: docker0 42.60 40.58 687.30 5.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38192) 08/17/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.94 0.00 1.31 0.10 0.07 71.58 00:20:01 0 25.64 0.00 1.26 0.00 0.07 73.02 00:20:01 1 26.46 0.00 1.47 0.14 0.07 71.86 00:20:01 2 31.56 0.00 1.58 0.04 0.07 66.75 00:20:01 3 23.00 0.00 1.24 0.10 0.06 75.59 00:20:01 4 20.92 0.00 1.19 0.28 0.07 77.55 00:20:01 5 27.79 0.00 1.15 0.06 0.07 70.94 00:20:01 6 28.16 0.00 1.26 0.06 0.07 70.45 00:20:01 7 32.01 0.00 1.33 0.08 0.07 66.51 00:30:03 all 11.43 0.00 1.07 0.11 0.05 87.34 00:30:03 0 11.53 0.00 0.99 0.22 0.05 87.20 00:30:03 1 9.09 0.00 0.72 0.10 0.05 90.05 00:30:03 2 12.08 0.00 0.76 0.03 0.05 87.08 00:30:03 3 9.50 0.00 0.92 0.06 0.05 89.47 00:30:03 4 13.61 0.00 1.79 0.21 0.05 84.34 00:30:03 5 14.29 0.00 1.71 0.16 0.05 83.79 00:30:03 6 12.24 0.00 1.17 0.03 0.05 86.52 00:30:03 7 9.13 0.00 0.49 0.05 0.06 90.27 Average: all 19.17 0.00 1.19 0.10 0.06 79.48 Average: 0 18.57 0.00 1.13 0.11 0.06 80.13 Average: 1 17.75 0.00 1.09 0.12 0.06 80.98 Average: 2 21.80 0.00 1.17 0.04 0.06 76.94 Average: 3 16.24 0.00 1.08 0.08 0.06 82.54 Average: 4 17.26 0.00 1.49 0.25 0.06 80.95 Average: 5 21.02 0.00 1.43 0.11 0.06 77.38 Average: 6 20.19 0.00 1.21 0.04 0.06 78.50 Average: 7 20.53 0.00 0.91 0.06 0.06 78.44