---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19021 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 933 24800 4 6359 30691 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:13:c0:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84349sec preferred_lft 84349sec inet6 fe80::f816:3eff:fe13:c06d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:75:bf:8f:fc:ee 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-19021) 02/19/26 _x86_64_ (8 CPU) 18:50:59 LINUX RESTART (8 CPU) 19:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:36 31.97 0.11 27.78 4.08 5.21 2646.25 26192.20 19:20:40 35.21 0.00 30.80 4.41 0.07 3023.90 25149.62 Average: 33.55 0.06 29.26 4.24 2.70 2830.53 25683.47 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:36 25255052 29228712 3075956 9.36 192664 3980104 3094368 9.12 921760 6193460 33420 19:20:40 24028360 28675492 3625288 11.03 218740 4578776 3592780 10.59 1067752 7234228 182304 Average: 24641706 28952102 3350622 10.20 205702 4279440 3343574 9.86 994756 6713844 107862 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:36 lo 1677.59 1677.59 1596.36 1596.36 0.00 0.00 0.00 0.00 19:10:36 ens3 22.02 18.62 10.76 6.51 0.00 0.00 0.00 0.00 19:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:40 lo 1698.93 1698.93 1616.91 1616.91 0.00 0.00 0.00 0.00 19:20:40 ens3 27.16 21.78 10.34 7.76 0.00 0.00 0.00 0.00 19:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1688.00 1688.00 1606.39 1606.39 0.00 0.00 0.00 0.00 Average: ens3 24.53 20.16 10.55 7.12 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-19021) 02/19/26 _x86_64_ (8 CPU) 18:50:59 LINUX RESTART (8 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:10:36 all 34.89 0.00 1.59 0.07 0.08 63.37 19:10:36 0 31.76 0.00 1.60 0.12 0.08 66.44 19:10:36 1 37.68 0.00 1.81 0.05 0.08 60.37 19:10:36 2 38.65 0.00 1.75 0.04 0.09 59.47 19:10:36 3 36.06 0.00 1.41 0.14 0.08 62.31 19:10:36 4 31.89 0.00 1.44 0.03 0.08 66.56 19:10:36 5 34.50 0.00 1.49 0.06 0.08 63.87 19:10:36 6 34.14 0.00 1.47 0.05 0.08 64.26 19:10:36 7 34.47 0.00 1.75 0.04 0.08 63.66 19:20:40 all 36.74 0.00 1.75 0.06 0.08 61.36 19:20:40 0 38.89 0.00 1.56 0.05 0.09 59.42 19:20:40 1 36.55 0.00 1.62 0.04 0.08 61.71 19:20:40 2 37.80 0.00 2.08 0.04 0.08 60.00 19:20:40 3 37.34 0.00 1.89 0.17 0.08 60.52 19:20:40 4 34.19 0.00 1.73 0.05 0.08 63.96 19:20:40 5 36.97 0.00 1.85 0.06 0.08 61.04 19:20:40 6 39.59 0.00 1.96 0.03 0.09 58.32 19:20:40 7 32.64 0.00 1.30 0.05 0.08 65.93 Average: all 35.80 0.00 1.67 0.06 0.08 62.39 Average: 0 35.23 0.00 1.58 0.09 0.08 63.01 Average: 1 37.13 0.00 1.72 0.05 0.08 61.02 Average: 2 38.24 0.00 1.91 0.04 0.08 59.73 Average: 3 36.68 0.00 1.64 0.16 0.08 61.44 Average: 4 33.01 0.00 1.58 0.04 0.08 65.29 Average: 5 35.70 0.00 1.67 0.06 0.08 62.49 Average: 6 36.80 0.00 1.71 0.04 0.09 61.36 Average: 7 33.58 0.00 1.53 0.05 0.08 64.77