---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19564 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 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 748 19504 4 11838 30875 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:3c:a2:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.66/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84258sec preferred_lft 84258sec inet6 fe80::f816:3eff:fe3c:a21e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:88:50:49:31:4d 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 ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19564) 02/23/26 _x86_64_ (8 CPU) 15:21:07 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 14.43 0.72 12.88 0.83 21.28 4060.47 820.02 15:50:00 62.38 0.05 59.87 2.47 1.90 5457.09 52490.26 Average: 38.37 0.38 36.34 1.65 11.60 4757.81 26619.15 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 21035636 25573684 6726772 20.47 172716 4550060 8954780 26.41 850920 10462252 1612 15:50:00 22492012 28715252 3575524 10.88 232016 6031184 3434964 10.13 1123872 8576204 290764 Average: 21763824 27144468 5151148 15.67 202366 5290622 6194872 18.27 987396 9519228 146188 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 5.48 5.48 1.71 1.71 0.00 0.00 0.00 0.00 15:40:01 ens3 157.46 96.90 370.89 34.85 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 2.55 2.55 0.31 0.31 0.00 0.00 0.00 0.00 15:50:00 ens3 41.34 28.46 227.39 9.23 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 99.48 62.73 299.24 22.06 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19564) 02/23/26 _x86_64_ (8 CPU) 15:21:07 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 64.01 0.00 1.92 0.09 0.10 33.87 15:40:01 0 60.58 0.00 1.92 0.23 0.10 37.18 15:40:01 1 62.87 0.00 1.83 0.05 0.10 35.14 15:40:01 2 64.56 0.00 1.77 0.01 0.11 33.56 15:40:01 3 64.72 0.00 1.97 0.02 0.10 33.19 15:40:01 4 65.19 0.00 2.17 0.04 0.10 32.49 15:40:01 5 66.26 0.00 1.95 0.04 0.11 31.65 15:40:01 6 63.35 0.00 1.81 0.13 0.11 34.60 15:40:01 7 64.55 0.00 1.98 0.19 0.10 33.19 15:50:00 all 89.42 0.00 2.74 0.13 0.13 7.59 15:50:00 0 88.93 0.00 2.70 0.14 0.13 8.10 15:50:00 1 89.39 0.00 2.83 0.15 0.13 7.50 15:50:00 2 89.42 0.00 2.79 0.16 0.13 7.50 15:50:00 3 90.20 0.00 2.72 0.09 0.13 6.86 15:50:00 4 89.54 0.00 2.82 0.24 0.13 7.27 15:50:00 5 89.77 0.00 2.60 0.04 0.12 7.46 15:50:00 6 89.19 0.00 2.74 0.10 0.13 7.84 15:50:00 7 88.87 0.00 2.68 0.15 0.13 8.17 Average: all 76.70 0.00 2.33 0.11 0.12 20.74 Average: 0 74.74 0.00 2.31 0.18 0.12 22.65 Average: 1 76.12 0.00 2.33 0.10 0.11 21.33 Average: 2 76.97 0.00 2.28 0.08 0.12 20.55 Average: 3 77.45 0.00 2.35 0.06 0.11 20.03 Average: 4 77.36 0.00 2.50 0.14 0.11 19.89 Average: 5 78.01 0.00 2.27 0.04 0.12 19.56 Average: 6 76.26 0.00 2.28 0.11 0.12 21.23 Average: 7 76.70 0.00 2.33 0.17 0.11 20.69