---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36185 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: 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 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 736 18824 4 12530 30887 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:0e:ea:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe0e:ea55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:4e:7a:c4:75:e2 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::a84e:7aff:fec4:75e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36185) 07/16/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 15.97 0.45 14.67 0.85 35.57 6059.52 2422.95 01:00:01 43.51 2.17 40.21 1.14 317.42 24682.16 2958.78 Average: 29.84 1.31 27.53 0.99 177.51 15438.30 2692.81 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24067792 28671492 3633572 11.06 150576 4657728 3604156 10.63 845272 7473300 756 01:00:01 19536824 31661872 611116 1.86 231932 11801100 1460144 4.31 3119144 9370180 1048 Average: 21802308 30166682 2122344 6.46 191254 8229414 2532150 7.47 1982208 8421740 902 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.81 5.81 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 79.28 51.63 543.34 12.83 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 252.55 252.55 246.25 246.25 0.00 0.00 0.00 0.00 01:00:01 ens3 83.23 65.45 542.51 96.95 0.00 0.00 0.00 0.00 01:00:01 docker0 5.56 4.75 82.99 0.69 0.00 0.00 0.00 0.00 01:00:01 veth51b8245 5.56 4.75 83.07 0.69 0.00 0.00 0.00 0.01 Average: lo 130.07 130.07 124.29 124.29 0.00 0.00 0.00 0.00 Average: ens3 81.27 58.59 542.92 55.19 0.00 0.00 0.00 0.00 Average: docker0 2.80 2.39 41.80 0.35 0.00 0.00 0.00 0.00 Average: veth51b8245 2.80 2.39 41.84 0.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36185) 07/16/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.73 0.00 1.35 0.11 0.08 58.73 00:50:01 0 36.13 0.00 1.20 0.02 0.08 62.56 00:50:01 1 40.49 0.00 1.68 0.02 0.08 57.73 00:50:01 2 40.46 0.00 1.29 0.02 0.08 58.15 00:50:01 3 45.34 0.00 1.53 0.06 0.08 52.98 00:50:01 4 35.88 0.00 1.23 0.10 0.08 62.71 00:50:01 5 37.39 0.00 1.05 0.04 0.08 61.44 00:50:01 6 38.07 0.00 1.39 0.24 0.08 60.22 00:50:01 7 44.08 0.00 1.41 0.36 0.08 54.06 01:00:01 all 19.25 0.00 1.29 0.18 0.06 79.22 01:00:01 0 17.80 0.00 1.16 0.18 0.06 80.80 01:00:01 1 18.95 0.00 1.32 0.54 0.06 79.13 01:00:01 2 20.86 0.00 1.49 0.19 0.06 77.41 01:00:01 3 16.82 0.00 1.08 0.12 0.06 81.92 01:00:01 4 21.25 0.00 1.66 0.22 0.05 76.81 01:00:01 5 14.56 0.00 1.03 0.02 0.06 84.33 01:00:01 6 21.61 0.00 1.40 0.08 0.06 76.85 01:00:01 7 22.14 0.00 1.21 0.12 0.06 76.47 Average: all 29.41 0.00 1.32 0.15 0.07 69.05 Average: 0 26.90 0.00 1.18 0.10 0.07 71.75 Average: 1 29.63 0.00 1.50 0.28 0.07 68.52 Average: 2 30.59 0.00 1.39 0.11 0.07 67.84 Average: 3 30.99 0.00 1.30 0.09 0.07 67.54 Average: 4 28.52 0.00 1.45 0.16 0.06 69.81 Average: 5 25.87 0.00 1.04 0.03 0.07 72.99 Average: 6 29.78 0.00 1.40 0.16 0.07 68.60 Average: 7 33.04 0.00 1.31 0.24 0.07 65.34