---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9124 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 17G 138G 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 770 19472 4 11849 30853 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:7d:11:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:fe7d:113a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:a0:08:24:26:1f 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::4a0:8ff:fe24:261f/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-9124) 09/18/26 _x86_64_ (8 CPU) 00:21:30 LINUX RESTART (8 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 19.93 0.51 18.83 0.59 19.40 12571.23 836.52 00:50:01 30.85 1.95 27.73 1.17 320.14 12287.35 2577.99 Average: 25.34 1.23 23.24 0.88 168.46 12430.52 1699.69 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 19157512 27738424 4551756 13.85 189488 8450304 4833188 14.25 2038272 11016032 782684 00:50:01 20167536 31615676 659088 2.01 229156 11146996 1344420 3.96 2967556 8915892 9592 Average: 19662524 29677050 2605422 7.93 209322 9798650 3088804 9.11 2502914 9965962 396138 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 221.58 221.58 216.80 216.80 0.00 0.00 0.00 0.00 00:40:11 ens3 68.19 60.07 356.77 15.94 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 5.01 5.01 0.66 0.66 0.00 0.00 0.00 0.00 00:50:01 ens3 121.51 122.42 232.43 1497.95 0.00 0.00 0.00 0.00 00:50:01 docker0 88.64 80.38 1380.02 10.70 0.00 0.00 0.00 0.00 Average: lo 114.23 114.23 109.67 109.67 0.00 0.00 0.00 0.00 Average: ens3 94.62 90.97 295.14 750.51 0.00 0.00 0.00 0.00 Average: docker0 43.94 39.84 684.01 5.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-9124) 09/18/26 _x86_64_ (8 CPU) 00:21:30 LINUX RESTART (8 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 32.23 0.00 1.61 0.10 0.02 66.03 00:40:11 0 29.75 0.00 1.90 0.22 0.02 68.11 00:40:11 1 29.22 0.00 1.44 0.12 0.03 69.19 00:40:11 2 34.76 0.00 1.41 0.03 0.02 63.78 00:40:11 3 36.65 0.00 1.89 0.01 0.03 61.43 00:40:11 4 34.19 0.00 1.57 0.09 0.03 64.13 00:40:11 5 33.09 0.00 1.62 0.04 0.03 65.22 00:40:11 6 27.31 0.00 1.63 0.23 0.02 70.81 00:40:11 7 32.90 0.00 1.44 0.05 0.03 65.59 00:50:01 all 7.89 0.00 1.05 0.16 0.01 90.89 00:50:01 0 4.14 0.00 0.56 0.14 0.01 95.15 00:50:01 1 9.48 0.00 1.73 0.07 0.01 88.70 00:50:01 2 12.22 0.00 1.74 0.06 0.02 85.97 00:50:01 3 11.11 0.00 1.33 0.31 0.01 87.24 00:50:01 4 7.18 0.00 0.89 0.20 0.01 91.73 00:50:01 5 7.46 0.00 0.74 0.30 0.01 91.49 00:50:01 6 4.07 0.00 0.68 0.11 0.01 95.12 00:50:01 7 7.47 0.00 0.75 0.06 0.01 91.72 Average: all 20.16 0.00 1.33 0.13 0.02 78.36 Average: 0 17.05 0.00 1.24 0.18 0.01 81.52 Average: 1 19.43 0.00 1.59 0.09 0.02 78.87 Average: 2 23.58 0.00 1.57 0.04 0.02 74.79 Average: 3 23.98 0.00 1.61 0.16 0.02 74.24 Average: 4 20.79 0.00 1.23 0.14 0.02 77.82 Average: 5 20.37 0.00 1.18 0.17 0.02 78.26 Average: 6 15.78 0.00 1.16 0.17 0.02 82.87 Average: 7 20.29 0.00 1.09 0.05 0.02 78.54