---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19314 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 28G 128G 18% / 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 866 8965 4 22260 30758 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:c4:20:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84111sec preferred_lft 84111sec inet6 fe80::f816:3eff:fec4:2096/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:2c:d7:d0:27:ec 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::702c:d7ff:fed0:27ec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19314) 02/22/26 _x86_64_ (8 CPU) 20:30:50 LINUX RESTART (8 CPU) 20:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:09 209.37 0.34 199.07 9.97 5.19 42413.25 60719.35 21:00:09 3.56 0.00 3.48 0.08 0.00 584.85 765.21 Average: 107.00 0.17 101.78 5.05 2.61 21606.55 30896.37 20:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:09 8203428 28158672 4165112 12.67 564032 18411648 4515540 13.32 5694324 17262024 272 21:00:09 7892384 28003244 4378936 13.33 571724 18474132 4784220 14.11 5693632 17543680 708 Average: 8047906 28080958 4272024 13.00 567878 18442890 4649880 13.71 5693978 17402852 490 20:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:09 lo 0.32 0.32 0.07 0.07 0.00 0.00 0.00 0.00 20:50:09 ens3 130.74 80.89 1502.02 18.20 0.00 0.00 0.00 0.00 20:50:09 docker0 30.90 45.49 1.70 575.88 0.00 0.00 0.00 0.00 20:50:09 vethcfb2702 2.47 6.38 0.19 140.70 0.00 0.00 0.00 0.01 21:00:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:09 ens3 10.85 7.33 47.25 1.90 0.00 0.00 0.00 0.00 21:00:09 docker0 7.11 10.31 1.44 47.10 0.00 0.00 0.00 0.00 21:00:09 vethcfb2702 7.11 10.31 1.54 47.10 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 71.10 44.30 778.38 10.09 0.00 0.00 0.00 0.00 Average: docker0 19.06 27.99 1.57 312.85 0.00 0.00 0.00 0.00 Average: vethcfb2702 4.78 8.33 0.86 94.14 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19314) 02/22/26 _x86_64_ (8 CPU) 20:30:50 LINUX RESTART (8 CPU) 20:40:02 CPU %user %nice %system %iowait %steal %idle 20:50:09 all 20.00 0.00 2.56 0.89 0.07 76.48 20:50:09 0 20.99 0.00 2.75 0.65 0.07 75.54 20:50:09 1 19.53 0.00 2.51 0.68 0.07 77.22 20:50:09 2 19.72 0.00 2.81 1.45 0.07 75.95 20:50:09 3 14.32 0.00 2.75 0.97 0.06 81.90 20:50:09 4 14.88 0.00 2.32 0.60 0.06 82.14 20:50:09 5 32.01 0.00 2.11 0.46 0.07 65.35 20:50:09 6 19.37 0.00 3.03 1.59 0.07 75.94 20:50:09 7 19.13 0.00 2.22 0.71 0.07 77.88 21:00:09 all 11.07 0.00 0.20 0.02 0.03 88.69 21:00:09 0 0.14 0.00 0.10 0.00 0.02 99.74 21:00:09 1 0.54 0.00 0.13 0.00 0.02 99.31 21:00:09 2 60.11 0.00 0.32 0.06 0.07 39.45 21:00:09 3 0.14 0.00 0.07 0.00 0.01 99.79 21:00:09 4 0.71 0.00 0.03 0.00 0.01 99.25 21:00:09 5 9.04 0.00 0.10 0.00 0.02 90.85 21:00:09 6 17.66 0.00 0.77 0.07 0.05 81.46 21:00:09 7 0.24 0.00 0.13 0.01 0.02 99.60 Average: all 15.54 0.00 1.39 0.45 0.05 82.57 Average: 0 10.59 0.00 1.43 0.33 0.05 87.60 Average: 1 10.06 0.00 1.32 0.34 0.04 88.24 Average: 2 39.86 0.00 1.57 0.76 0.07 57.75 Average: 3 7.25 0.00 1.41 0.49 0.03 90.82 Average: 4 7.80 0.00 1.18 0.30 0.04 90.69 Average: 5 20.56 0.00 1.10 0.23 0.04 78.06 Average: 6 18.52 0.00 1.90 0.83 0.06 78.69 Average: 7 9.71 0.00 1.17 0.36 0.04 88.71