---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25748 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 926 25022 4 6143 30698 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:c5:60:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84337sec preferred_lft 84337sec inet6 fe80::f816:3eff:fec5:6003/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:7b:47:da:8c:41 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-25748) 03/02/26 _x86_64_ (8 CPU) 20:23:49 LINUX RESTART (8 CPU) 20:30:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 25.30 0.16 21.97 3.18 6.04 2296.12 11112.81 20:50:32 35.96 0.01 31.36 4.59 0.09 3152.64 24770.10 Average: 30.85 0.08 26.86 3.91 2.94 2742.35 18228.06 20:30:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 25890272 29400692 2908312 8.85 168984 3566724 2856256 8.42 732084 5792260 13716 20:50:32 24866216 28990192 3314208 10.09 207840 4084976 3560652 10.50 883184 6606808 31100 Average: 25378244 29195442 3111260 9.47 188412 3825850 3208454 9.46 807634 6199534 22408 20:30:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 1269.42 1269.42 1207.29 1207.29 0.00 0.00 0.00 0.00 20:40:07 ens3 23.20 19.46 12.06 6.80 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:32 lo 1835.98 1835.98 1747.75 1747.75 0.00 0.00 0.00 0.00 20:50:32 ens3 27.03 22.95 9.00 7.98 0.00 0.00 0.00 0.00 20:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1564.59 1564.59 1488.86 1488.86 0.00 0.00 0.00 0.00 Average: ens3 25.20 21.28 10.47 7.42 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-25748) 03/02/26 _x86_64_ (8 CPU) 20:23:49 LINUX RESTART (8 CPU) 20:30:32 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 34.97 0.00 1.39 0.05 0.07 63.52 20:40:07 0 36.86 0.00 1.37 0.04 0.08 61.65 20:40:07 1 37.39 0.00 1.16 0.03 0.07 61.35 20:40:07 2 35.77 0.00 1.25 0.02 0.07 62.89 20:40:07 3 36.58 0.00 1.81 0.05 0.07 61.49 20:40:07 4 30.34 0.00 1.47 0.05 0.07 68.07 20:40:07 5 37.63 0.00 1.44 0.04 0.07 60.83 20:40:07 6 34.28 0.00 1.47 0.13 0.07 64.04 20:40:07 7 30.94 0.00 1.14 0.03 0.06 67.82 20:50:32 all 40.70 0.00 1.85 0.06 0.09 57.30 20:50:32 0 39.72 0.00 1.58 0.04 0.09 58.57 20:50:32 1 41.06 0.00 2.12 0.06 0.09 56.67 20:50:32 2 44.45 0.00 2.24 0.05 0.09 53.17 20:50:32 3 39.89 0.00 1.94 0.03 0.09 58.06 20:50:32 4 40.03 0.00 1.66 0.15 0.09 58.07 20:50:32 5 41.34 0.00 1.47 0.04 0.09 57.06 20:50:32 6 38.37 0.00 2.04 0.06 0.08 59.46 20:50:32 7 40.73 0.00 1.76 0.04 0.09 57.38 Average: all 37.95 0.00 1.63 0.05 0.08 60.28 Average: 0 38.35 0.00 1.48 0.04 0.09 60.05 Average: 1 39.30 0.00 1.66 0.04 0.08 58.92 Average: 2 40.28 0.00 1.77 0.04 0.08 57.83 Average: 3 38.30 0.00 1.88 0.04 0.08 59.70 Average: 4 35.38 0.00 1.57 0.11 0.08 62.87 Average: 5 39.56 0.00 1.45 0.04 0.08 58.86 Average: 6 36.41 0.00 1.77 0.09 0.08 61.66 Average: 7 36.04 0.00 1.46 0.04 0.08 62.39