---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18894 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 903 9211 4 21977 30721 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:1a:a8:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.8/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84154sec preferred_lft 84154sec inet6 fe80::f816:3eff:fe1a:a8b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:28:bc:f0:75:bc 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::c828:bcff:fef0:75bc/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-18894) 02/21/26 _x86_64_ (8 CPU) 12:42:05 LINUX RESTART (8 CPU) 12:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 407.59 0.53 398.57 8.49 6.10 49766.92 48337.07 13:10:15 3.70 0.00 3.59 0.11 0.00 340.11 1062.28 Average: 200.08 0.26 195.64 4.19 2.97 24372.37 24048.18 12:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 8248536 27788644 4416008 13.44 563588 18125592 4783716 14.11 5514396 17431204 28 13:10:15 7920312 27812288 4645132 14.14 571468 18190664 5025788 14.82 5590496 17636196 204 Average: 8084424 27800466 4530570 13.79 567528 18158128 4904752 14.46 5552446 17533700 116 12:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 0.32 0.32 0.05 0.05 0.00 0.00 0.00 0.00 13:00:01 ens3 154.72 93.80 1627.34 21.07 0.00 0.00 0.00 0.00 13:00:01 docker0 31.52 48.05 1.72 600.55 0.00 0.00 0.00 0.00 13:00:01 vethf7d228b 2.21 6.40 0.16 146.29 0.00 0.00 0.00 0.01 13:10:15 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 13:10:15 ens3 10.61 6.91 15.99 2.15 0.00 0.00 0.00 0.00 13:10:15 docker0 6.60 9.87 1.39 15.77 0.00 0.00 0.00 0.00 13:10:15 vethf7d228b 6.60 9.88 1.48 15.77 0.00 0.00 0.00 0.00 Average: lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 80.68 49.16 799.46 11.35 0.00 0.00 0.00 0.00 Average: docker0 18.72 28.43 1.55 300.10 0.00 0.00 0.00 0.00 Average: vethf7d228b 4.47 8.19 0.84 79.23 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18894) 02/21/26 _x86_64_ (8 CPU) 12:42:05 LINUX RESTART (8 CPU) 12:50:20 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 21.08 0.00 3.21 0.80 0.08 74.83 13:00:01 0 21.11 0.00 2.97 0.29 0.08 75.56 13:00:01 1 20.01 0.00 3.22 1.24 0.08 75.44 13:00:01 2 18.58 0.00 2.98 0.48 0.07 77.89 13:00:01 3 26.67 0.00 3.48 0.86 0.09 68.90 13:00:01 4 19.06 0.00 2.89 1.13 0.07 76.85 13:00:01 5 27.87 0.00 3.22 0.80 0.07 68.04 13:00:01 6 16.53 0.00 3.08 0.81 0.07 79.51 13:00:01 7 18.85 0.00 3.85 0.79 0.07 76.43 13:10:15 all 11.21 0.00 0.21 0.01 0.03 88.54 13:10:15 0 0.14 0.00 0.08 0.00 0.02 99.75 13:10:15 1 12.42 0.00 0.62 0.00 0.02 86.94 13:10:15 2 0.12 0.00 0.08 0.00 0.03 99.76 13:10:15 3 75.12 0.00 0.39 0.00 0.06 24.44 13:10:15 4 0.54 0.00 0.16 0.00 0.01 99.29 13:10:15 5 0.32 0.00 0.13 0.00 0.02 99.54 13:10:15 6 0.58 0.00 0.10 0.02 0.02 99.29 13:10:15 7 0.43 0.00 0.14 0.08 0.03 99.32 Average: all 16.00 0.00 1.67 0.39 0.05 81.89 Average: 0 10.31 0.00 1.48 0.14 0.05 88.02 Average: 1 16.10 0.00 1.88 0.60 0.05 81.37 Average: 2 9.07 0.00 1.49 0.24 0.05 89.16 Average: 3 51.67 0.00 1.88 0.42 0.07 45.96 Average: 4 9.51 0.00 1.48 0.55 0.04 88.42 Average: 5 13.67 0.00 1.63 0.39 0.04 84.28 Average: 6 8.30 0.00 1.54 0.40 0.05 89.71 Average: 7 9.36 0.00 1.94 0.42 0.05 88.23