---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-27427 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 750 19045 4 12296 30874 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:a8:a6:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84554sec preferred_lft 84554sec inet6 fe80::f816:3eff:fea8:a670/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:6a:2a:0f:3b:f7 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 inet6 fe80::a06a:2aff:fe0f:3bf7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27427) 06/15/26 _x86_64_ (8 CPU) 00:36:10 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.04 0.25 11.23 0.56 9.31 5241.55 641.12 01:00:01 43.89 2.22 40.55 1.11 324.89 24658.40 2429.52 Average: 27.97 1.24 25.90 0.84 167.16 14953.53 1535.65 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 23579700 27949512 4358444 13.26 145732 4436788 4303776 12.69 822296 7998284 108 01:00:01 19741784 31635768 639444 1.95 227552 11581944 1426836 4.21 3095768 9188492 316 Average: 21660742 29792640 2498944 7.60 186642 8009366 2865306 8.45 1959032 8593388 212 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.66 5.66 0.54 0.54 0.00 0.00 0.00 0.00 00:50:01 ens3 62.61 46.08 211.86 12.49 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 220.14 220.14 215.43 215.43 0.00 0.00 0.00 0.00 01:00:01 ens3 76.97 61.85 543.25 104.41 0.00 0.00 0.00 0.00 01:00:01 docker0 7.63 7.17 90.96 1.22 0.00 0.00 0.00 0.00 01:00:01 vethb88204e 7.62 7.17 91.07 1.22 0.00 0.00 0.00 0.01 Average: lo 112.94 112.94 108.03 108.03 0.00 0.00 0.00 0.00 Average: ens3 69.79 53.96 377.61 58.47 0.00 0.00 0.00 0.00 Average: docker0 3.82 3.59 45.50 0.61 0.00 0.00 0.00 0.00 Average: vethb88204e 3.81 3.59 45.55 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27427) 06/15/26 _x86_64_ (8 CPU) 00:36:10 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 37.49 0.00 1.26 0.04 0.08 61.13 00:50:01 0 35.39 0.00 1.18 0.03 0.08 63.33 00:50:01 1 37.22 0.00 1.07 0.05 0.07 61.59 00:50:01 2 32.46 0.00 1.11 0.07 0.07 66.29 00:50:01 3 43.05 0.00 1.48 0.02 0.08 55.36 00:50:01 4 35.09 0.00 1.16 0.01 0.07 63.67 00:50:01 5 42.68 0.00 1.41 0.01 0.08 55.82 00:50:01 6 34.31 0.00 1.32 0.03 0.08 64.27 00:50:01 7 39.71 0.00 1.37 0.11 0.08 58.73 01:00:01 all 17.86 0.00 1.27 0.23 0.06 80.58 01:00:01 0 16.13 0.00 1.22 0.19 0.06 82.40 01:00:01 1 18.74 0.00 1.43 0.08 0.06 79.69 01:00:01 2 15.61 0.00 1.10 0.21 0.06 83.02 01:00:01 3 26.24 0.00 1.88 0.22 0.06 71.59 01:00:01 4 16.60 0.00 1.14 0.37 0.06 81.83 01:00:01 5 19.35 0.00 1.19 0.13 0.06 79.27 01:00:01 6 14.44 0.00 1.08 0.52 0.06 83.90 01:00:01 7 15.81 0.00 1.08 0.15 0.05 82.91 Average: all 27.68 0.00 1.26 0.14 0.07 70.86 Average: 0 25.75 0.00 1.20 0.11 0.07 72.87 Average: 1 27.99 0.00 1.25 0.06 0.07 70.63 Average: 2 24.04 0.00 1.10 0.14 0.07 74.65 Average: 3 34.65 0.00 1.68 0.12 0.07 63.48 Average: 4 25.84 0.00 1.15 0.19 0.06 72.76 Average: 5 31.02 0.00 1.30 0.07 0.07 67.54 Average: 6 24.37 0.00 1.20 0.27 0.07 74.09 Average: 7 27.75 0.00 1.22 0.13 0.06 70.83