---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19293 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: 5600.00 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 768 19647 4 11675 30856 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:97:6c:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.235/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84283sec preferred_lft 84283sec inet6 fe80::f816:3eff:fe97:6c01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:f7:04:9c:e1:08 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-19293) 02/22/26 _x86_64_ (8 CPU) 19:40:01 LINUX RESTART (8 CPU) 19:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:07 14.28 0.65 12.80 0.83 14.91 3899.02 830.02 20:10:00 258.45 0.45 255.73 2.26 4.96 11832.95 29411.24 Average: 135.61 0.55 133.52 1.54 9.97 7841.66 15032.99 19:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:07 22566048 26954120 5346180 16.27 172048 4401900 8661264 25.54 721020 9070436 2536 20:10:00 20101976 27707676 4559340 13.87 352936 7023076 3729344 11.00 1324608 10440180 6896 Average: 21334012 27330898 4952760 15.07 262492 5712488 6195304 18.27 1022814 9755308 4716 19:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:07 lo 7.13 7.13 1.92 1.92 0.00 0.00 0.00 0.00 20:00:07 ens3 131.37 77.52 313.11 31.66 0.00 0.00 0.00 0.00 20:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 20:10:00 ens3 69.64 43.74 366.26 10.25 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.77 3.77 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 100.70 60.74 339.52 21.02 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-19293) 02/22/26 _x86_64_ (8 CPU) 19:40:01 LINUX RESTART (8 CPU) 19:50:07 CPU %user %nice %system %iowait %steal %idle 20:00:07 all 71.45 0.00 2.07 0.04 0.10 26.33 20:00:07 0 69.67 0.00 1.92 0.00 0.11 28.30 20:00:07 1 70.40 0.00 2.17 0.25 0.10 27.08 20:00:07 2 70.00 0.00 2.18 0.02 0.11 27.69 20:00:07 3 73.22 0.00 2.22 0.00 0.11 24.46 20:00:07 4 72.81 0.00 2.17 0.03 0.10 24.89 20:00:07 5 71.75 0.00 2.01 0.03 0.10 26.11 20:00:07 6 74.36 0.00 2.01 0.01 0.10 23.51 20:00:07 7 69.40 0.00 1.91 0.01 0.10 28.58 20:10:00 all 74.63 0.00 2.94 0.42 0.10 21.90 20:10:00 0 74.30 0.00 2.76 0.22 0.09 22.63 20:10:00 1 75.33 0.00 3.51 0.50 0.10 20.55 20:10:00 2 73.66 0.00 2.85 0.65 0.09 22.75 20:10:00 3 75.66 0.00 2.57 0.27 0.09 21.40 20:10:00 4 74.10 0.00 2.96 0.69 0.10 22.15 20:10:00 5 74.27 0.00 2.86 0.39 0.10 22.38 20:10:00 6 74.76 0.00 3.08 0.40 0.11 21.65 20:10:00 7 74.99 0.00 2.93 0.27 0.10 21.71 Average: all 73.03 0.00 2.50 0.23 0.10 24.13 Average: 0 71.97 0.00 2.34 0.11 0.10 25.48 Average: 1 72.85 0.00 2.83 0.37 0.10 23.84 Average: 2 71.82 0.00 2.51 0.33 0.10 25.24 Average: 3 74.43 0.00 2.39 0.13 0.10 22.94 Average: 4 73.45 0.00 2.56 0.36 0.10 23.53 Average: 5 73.00 0.00 2.43 0.21 0.10 24.25 Average: 6 74.56 0.00 2.54 0.21 0.10 22.59 Average: 7 72.18 0.00 2.42 0.14 0.10 25.17