---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8239 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 746 19066 4 12279 30877 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:92:33:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe92:331d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:c0:ad:49:71:97 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::48c0:adff:fe49:7197/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8239) 09/15/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.25 0.51 19.11 0.63 18.70 15441.82 830.58 00:30:30 28.27 1.83 25.44 1.00 299.85 9671.22 2045.85 Average: 24.35 1.19 22.35 0.82 162.56 12489.06 1452.42 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18942620 27776984 4511416 13.73 189892 8696700 4574620 13.49 2095392 11155344 280 00:30:30 18631932 30605640 1665796 5.07 229532 11655104 2312824 6.82 3092520 10318884 50500 Average: 18787276 29191312 3088606 9.40 209712 10175902 3443722 10.16 2593956 10737114 25390 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 254.16 254.16 247.81 247.81 0.00 0.00 0.00 0.00 00:20:01 ens3 63.62 55.02 325.70 13.00 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 00:30:30 lo 15.09 15.09 1.67 1.67 0.00 0.00 0.00 0.00 00:30:30 ens3 185.57 193.70 357.85 2649.15 0.00 0.00 0.00 0.00 00:30:30 docker0 83.64 79.29 1323.02 10.22 0.00 0.00 0.00 0.00 Average: lo 131.83 131.83 121.86 121.86 0.00 0.00 0.00 0.00 Average: ens3 126.02 125.98 342.15 1361.89 0.00 0.00 0.00 0.00 Average: docker0 42.80 40.57 676.97 5.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8239) 09/15/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 25.93 0.00 1.36 0.12 0.01 72.58 00:20:01 0 22.66 0.00 1.28 0.05 0.01 76.00 00:20:01 1 26.41 0.00 1.36 0.07 0.01 72.14 00:20:01 2 27.72 0.00 1.56 0.09 0.01 70.62 00:20:01 3 24.45 0.00 1.40 0.48 0.01 73.65 00:20:01 4 24.03 0.00 1.10 0.06 0.01 74.80 00:20:01 5 24.54 0.00 1.37 0.02 0.01 74.06 00:20:01 6 29.81 0.00 1.43 0.11 0.01 68.64 00:20:01 7 27.84 0.00 1.34 0.06 0.01 70.75 00:30:30 all 10.78 0.00 1.04 0.13 0.01 88.04 00:30:30 0 7.64 0.00 0.61 0.22 0.01 91.53 00:30:30 1 7.02 0.00 0.68 0.13 0.00 92.16 00:30:30 2 15.75 0.00 1.70 0.14 0.01 82.40 00:30:30 3 15.92 0.00 2.20 0.07 0.01 81.81 00:30:30 4 12.18 0.00 1.20 0.06 0.00 86.55 00:30:30 5 11.18 0.00 0.81 0.03 0.00 87.97 00:30:30 6 9.35 0.00 0.63 0.17 0.01 89.84 00:30:30 7 7.22 0.00 0.46 0.24 0.01 92.07 Average: all 18.18 0.00 1.19 0.13 0.01 80.49 Average: 0 14.97 0.00 0.94 0.14 0.01 83.95 Average: 1 16.49 0.00 1.01 0.10 0.01 82.39 Average: 2 21.59 0.00 1.63 0.12 0.01 76.65 Average: 3 20.09 0.00 1.81 0.27 0.01 77.82 Average: 4 17.96 0.00 1.15 0.06 0.01 80.82 Average: 5 17.70 0.00 1.08 0.03 0.01 81.19 Average: 6 19.34 0.00 1.02 0.14 0.01 79.49 Average: 7 17.30 0.00 0.89 0.15 0.01 81.64