---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13744 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: 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 9.9G 146G 7% / 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 716 27069 4 4306 30908 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:2e:ea:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84602sec preferred_lft 84602sec inet6 fe80::f816:3eff:fe2e:eacf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:55:86:28:0a:fe 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-13744) 02/18/26 _x86_64_ (8 CPU) 10:58:50 LINUX RESTART (8 CPU) 11:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:05 40.31 3.62 33.80 2.90 378.41 5974.74 6542.09 11:20:15 33.13 0.11 28.74 4.28 5.37 2476.31 13993.13 Average: 36.67 1.84 31.23 3.60 189.39 4202.08 10317.54 11:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:05 25960476 29385020 2926192 8.90 154628 3508712 3647480 10.76 736020 5740336 54420 11:20:15 25448824 29288112 3017972 9.18 192560 3844896 3048492 8.99 853440 6066816 36720 Average: 25704650 29336566 2972082 9.04 173594 3676804 3347986 9.87 794730 5903576 45570 11:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:05 lo 886.61 886.61 843.94 843.94 0.00 0.00 0.00 0.00 11:10:05 ens3 99.67 77.09 934.48 14.41 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:15 lo 1918.37 1918.37 1825.66 1825.66 0.00 0.00 0.00 0.00 11:20:15 ens3 23.91 18.77 9.15 6.46 0.00 0.00 0.00 0.00 11:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1409.41 1409.41 1341.38 1341.38 0.00 0.00 0.00 0.00 Average: ens3 61.28 47.54 465.61 10.38 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-13744) 02/18/26 _x86_64_ (8 CPU) 10:58:50 LINUX RESTART (8 CPU) 11:00:12 CPU %user %nice %system %iowait %steal %idle 11:10:05 all 36.88 0.00 1.58 0.92 0.10 60.51 11:10:05 0 34.08 0.00 1.29 0.12 0.10 64.42 11:10:05 1 39.25 0.00 1.99 1.05 0.11 57.60 11:10:05 2 38.69 0.00 1.55 0.18 0.10 59.48 11:10:05 3 38.21 0.00 1.54 0.19 0.10 59.96 11:10:05 4 37.10 0.00 1.37 2.49 0.10 58.94 11:10:05 5 33.24 0.00 1.29 0.47 0.10 64.90 11:10:05 6 37.42 0.00 1.98 2.09 0.10 58.41 11:10:05 7 37.07 0.00 1.67 0.76 0.11 60.39 11:20:15 all 34.09 0.00 1.65 0.16 0.09 64.01 11:20:15 0 31.73 0.00 1.61 0.04 0.09 66.54 11:20:15 1 35.37 0.00 1.75 0.30 0.10 62.48 11:20:15 2 38.38 0.00 1.57 0.09 0.10 59.86 11:20:15 3 34.15 0.00 1.78 0.08 0.09 63.91 11:20:15 4 31.33 0.00 1.50 0.14 0.09 66.95 11:20:15 5 32.95 0.00 1.67 0.12 0.08 65.18 11:20:15 6 34.84 0.00 1.81 0.27 0.09 63.00 11:20:15 7 34.00 0.00 1.51 0.23 0.09 64.17 Average: all 35.47 0.00 1.62 0.53 0.10 62.28 Average: 0 32.89 0.00 1.45 0.08 0.09 65.49 Average: 1 37.29 0.00 1.87 0.67 0.10 60.07 Average: 2 38.54 0.00 1.56 0.13 0.10 59.67 Average: 3 36.15 0.00 1.66 0.13 0.09 61.96 Average: 4 34.18 0.00 1.44 1.30 0.09 63.00 Average: 5 33.09 0.00 1.48 0.29 0.09 65.04 Average: 6 36.11 0.00 1.89 1.17 0.10 60.73 Average: 7 35.52 0.00 1.59 0.49 0.10 62.31