---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21034 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 772 19426 4 11893 30852 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:09:c1:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84737sec preferred_lft 84737sec inet6 fe80::f816:3eff:fe09:c14b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:b0:67:72:7a:59 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::94b0:67ff:fe72:7a59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21034) 05/29/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 22.52 0.06 7.24 15.22 2.14 2460.36 509394.56 00:50:02 70.06 2.21 66.52 1.34 323.32 22835.23 8053.91 Average: 46.32 1.13 36.92 8.27 162.91 12659.26 258442.18 00:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24397524 29167448 3138400 9.55 153256 4815704 2973612 8.77 1016488 6955576 1672 00:50:02 19950528 31634128 639096 1.94 236052 11367012 1428792 4.21 3150380 8932856 176 Average: 22174026 30400788 1888748 5.75 194654 8091358 2201202 6.49 2083434 7944216 924 00:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 57.02 43.35 234.11 11.66 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:02 lo 185.12 185.12 182.72 182.72 0.00 0.00 0.00 0.00 00:50:02 ens3 55.20 40.93 428.87 11.04 0.00 0.00 0.00 0.00 00:50:02 docker0 6.22 7.50 0.38 151.20 0.00 0.00 0.00 0.00 00:50:02 vetheeaef7e 0.04 0.04 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 93.54 93.54 91.54 91.54 0.00 0.00 0.00 0.00 Average: ens3 56.11 42.14 331.60 11.35 0.00 0.00 0.00 0.00 Average: docker0 3.11 3.76 0.19 75.69 0.00 0.00 0.00 0.00 Average: vetheeaef7e 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21034) 05/29/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:02 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.01 0.00 1.39 0.22 0.07 63.32 00:40:01 0 28.62 0.00 1.33 0.28 0.07 69.70 00:40:01 1 39.05 0.00 1.57 0.11 0.07 59.21 00:40:01 2 40.19 0.00 1.55 0.02 0.07 58.17 00:40:01 3 36.03 0.00 1.45 0.01 0.07 62.44 00:40:01 4 38.87 0.00 1.55 0.01 0.07 59.51 00:40:01 5 32.70 0.00 1.19 1.23 0.06 64.82 00:40:01 6 36.95 0.00 1.27 0.02 0.07 61.68 00:40:01 7 27.68 0.00 1.18 0.09 0.06 70.99 00:50:02 all 13.90 0.00 1.20 0.45 0.05 84.40 00:50:02 0 12.47 0.00 1.20 1.27 0.05 85.01 00:50:02 1 15.85 0.00 1.52 0.69 0.05 81.89 00:50:02 2 14.89 0.00 1.41 0.13 0.05 83.52 00:50:02 3 13.76 0.00 0.95 0.29 0.05 84.94 00:50:02 4 11.54 0.00 1.04 0.39 0.04 86.99 00:50:02 5 16.20 0.00 1.32 0.44 0.05 81.99 00:50:02 6 13.28 0.00 1.14 0.17 0.05 85.36 00:50:02 7 13.25 0.00 1.02 0.18 0.04 85.51 Average: all 24.44 0.00 1.29 0.33 0.06 73.87 Average: 0 20.54 0.00 1.27 0.77 0.06 77.36 Average: 1 27.43 0.00 1.54 0.40 0.06 70.57 Average: 2 27.52 0.00 1.48 0.08 0.06 70.86 Average: 3 24.88 0.00 1.20 0.15 0.06 73.70 Average: 4 25.18 0.00 1.30 0.20 0.05 73.27 Average: 5 24.44 0.00 1.25 0.83 0.06 73.41 Average: 6 25.10 0.00 1.21 0.10 0.06 73.53 Average: 7 20.45 0.00 1.10 0.13 0.05 78.26