---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19022 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 8% / 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 907 24891 4 6292 30717 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:02:bf:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84364sec preferred_lft 84364sec inet6 fe80::f816:3eff:fe02:bf64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:68:a1:9e:8f:23 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19022) 02/19/26 _x86_64_ (8 CPU) 18:51:01 LINUX RESTART (8 CPU) 19:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:14 32.59 0.12 28.31 4.16 5.43 2635.29 18359.90 19:20:01 34.87 0.01 30.57 4.30 0.08 3073.50 24426.61 Average: 33.70 0.07 29.41 4.23 2.82 2849.60 21326.93 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:14 25394204 29285364 3020988 9.19 191728 3900688 3037152 8.96 919732 6054164 36156 19:20:01 24189200 28755800 3546080 10.79 217036 4502372 3503900 10.33 1061008 7082512 183112 Average: 24791702 29020582 3283534 9.99 204382 4201530 3270526 9.64 990370 6568338 109634 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:14 lo 1817.30 1817.30 1729.74 1729.74 0.00 0.00 0.00 0.00 19:10:14 ens3 22.25 18.98 10.84 6.53 0.00 0.00 0.00 0.00 19:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 1728.60 1728.60 1645.15 1645.15 0.00 0.00 0.00 0.00 19:20:01 ens3 24.73 20.77 10.21 7.68 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1773.92 1773.92 1688.37 1688.37 0.00 0.00 0.00 0.00 Average: ens3 23.46 19.85 10.53 7.10 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19022) 02/19/26 _x86_64_ (8 CPU) 18:51:01 LINUX RESTART (8 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:10:14 all 34.58 0.00 1.56 0.07 0.08 63.72 19:10:14 0 32.49 0.00 1.56 0.05 0.07 65.83 19:10:14 1 34.36 0.00 1.47 0.06 0.07 64.04 19:10:14 2 31.75 0.00 1.64 0.02 0.08 66.51 19:10:14 3 36.29 0.00 1.49 0.19 0.07 61.96 19:10:14 4 35.27 0.00 1.74 0.05 0.08 62.86 19:10:14 5 35.38 0.00 1.76 0.05 0.08 62.74 19:10:14 6 37.77 0.00 1.36 0.04 0.08 60.75 19:10:14 7 33.35 0.00 1.46 0.07 0.07 65.04 19:20:01 all 36.53 0.00 1.73 0.07 0.08 61.59 19:20:01 0 36.06 0.00 1.91 0.07 0.08 61.89 19:20:01 1 37.95 0.00 1.66 0.04 0.08 60.27 19:20:01 2 35.75 0.00 1.76 0.06 0.08 62.36 19:20:01 3 35.01 0.00 1.78 0.07 0.08 63.06 19:20:01 4 38.52 0.00 1.72 0.07 0.08 59.62 19:20:01 5 35.93 0.00 1.65 0.05 0.08 62.29 19:20:01 6 38.18 0.00 1.55 0.05 0.08 60.14 19:20:01 7 34.83 0.00 1.79 0.20 0.08 63.11 Average: all 35.53 0.00 1.64 0.07 0.08 62.68 Average: 0 34.24 0.00 1.73 0.06 0.07 63.90 Average: 1 36.12 0.00 1.56 0.05 0.08 62.20 Average: 2 33.70 0.00 1.70 0.04 0.08 64.48 Average: 3 35.67 0.00 1.63 0.13 0.08 62.50 Average: 4 36.86 0.00 1.73 0.06 0.08 61.27 Average: 5 35.65 0.00 1.70 0.05 0.08 62.52 Average: 6 37.97 0.00 1.45 0.05 0.08 60.45 Average: 7 34.07 0.00 1.62 0.13 0.08 64.10