---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31269 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 17G 139G 11% / 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 769 19485 4 11837 30855 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:c0:2b:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84551sec preferred_lft 84551sec inet6 fe80::f816:3eff:fec0:2b1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:98:4e:58:b2:52 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::2c98:4eff:fe58:b252/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31269) 06/28/26 _x86_64_ (8 CPU) 00:25:24 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:14 13.15 0.28 12.08 0.79 10.49 4527.02 593.25 00:50:24 42.25 2.15 39.00 1.10 314.17 22601.30 3485.24 Average: 27.67 1.21 25.51 0.95 161.97 13542.58 2035.79 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:14 24633252 29198860 3106812 9.45 152648 4614596 3147188 9.28 858080 6865096 137472 00:50:24 20181488 31613476 661756 2.01 228888 11132420 1476108 4.35 2977440 8883376 180 Average: 22407370 30406168 1884284 5.73 190768 7873508 2311648 6.82 1917760 7874236 68826 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:14 lo 5.56 5.56 0.53 0.53 0.00 0.00 0.00 0.00 00:40:14 ens3 63.74 50.11 329.23 12.05 0.00 0.00 0.00 0.00 00:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:24 lo 205.17 205.17 200.99 200.99 0.00 0.00 0.00 0.00 00:50:24 ens3 114.45 102.94 342.41 1199.94 0.00 0.00 0.00 0.00 00:50:24 docker0 59.74 58.20 1187.22 5.82 0.00 0.00 0.00 0.00 00:50:24 veth9ff8ac6 59.74 58.21 1188.03 5.82 0.00 0.00 0.00 0.10 Average: lo 105.12 105.12 100.52 100.52 0.00 0.00 0.00 0.00 Average: ens3 89.03 76.46 335.80 604.58 0.00 0.00 0.00 0.00 Average: docker0 29.80 29.03 592.19 2.90 0.00 0.00 0.00 0.00 Average: veth9ff8ac6 29.80 29.03 592.60 2.90 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31269) 06/28/26 _x86_64_ (8 CPU) 00:25:24 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:14 all 37.16 0.00 1.35 0.05 0.08 61.35 00:40:14 0 34.72 0.00 1.42 0.01 0.09 63.76 00:40:14 1 38.95 0.00 1.52 0.01 0.09 59.44 00:40:14 2 40.93 0.00 1.33 0.05 0.08 57.61 00:40:14 3 44.00 0.00 1.26 0.01 0.09 54.64 00:40:14 4 27.54 0.00 1.25 0.16 0.08 70.96 00:40:14 5 32.95 0.00 1.31 0.10 0.08 65.57 00:40:14 6 43.71 0.00 1.48 0.02 0.09 54.71 00:40:14 7 34.56 0.00 1.24 0.04 0.08 64.08 00:50:24 all 14.91 0.00 1.23 0.23 0.05 83.57 00:50:24 0 13.58 0.00 1.16 0.24 0.05 84.97 00:50:24 1 12.89 0.00 1.01 0.44 0.05 85.61 00:50:24 2 14.40 0.00 1.13 0.02 0.05 84.39 00:50:24 3 14.77 0.00 1.12 0.26 0.05 83.79 00:50:24 4 11.46 0.00 1.22 0.12 0.05 87.16 00:50:24 5 18.34 0.00 1.65 0.40 0.05 79.56 00:50:24 6 16.26 0.00 1.56 0.25 0.06 81.88 00:50:24 7 17.60 0.00 1.03 0.08 0.05 81.23 Average: all 26.06 0.00 1.29 0.14 0.07 72.44 Average: 0 24.17 0.00 1.29 0.13 0.07 74.34 Average: 1 25.94 0.00 1.26 0.22 0.07 72.51 Average: 2 27.69 0.00 1.23 0.04 0.07 70.97 Average: 3 29.41 0.00 1.19 0.14 0.07 69.19 Average: 4 19.53 0.00 1.23 0.14 0.06 79.04 Average: 5 25.66 0.00 1.48 0.25 0.06 72.54 Average: 6 30.01 0.00 1.52 0.13 0.07 68.26 Average: 7 26.09 0.00 1.14 0.06 0.07 72.65