---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12428 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 138G 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 780 19361 4 11950 30843 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:29:da:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fe29:da56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:9a:63:64:54:8b 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::7c9a:63ff:fe64:548b/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-12428) 05/10/26 _x86_64_ (8 CPU) 00:36:14 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 24.95 12.12 12.26 0.57 140.43 5129.89 401.83 01:00:00 59.74 1.94 41.93 15.87 284.53 22644.41 493546.13 Average: 42.35 7.03 27.10 8.22 212.48 13887.15 246973.98 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 24143716 28440752 3867792 11.77 146012 4358356 4037728 11.91 852768 7395780 112 01:00:00 20266348 31593720 682940 2.08 218276 11040888 1631388 4.81 2984204 8809940 54396 Average: 22205032 30017236 2275366 6.92 182144 7699622 2834558 8.36 1918486 8102860 27254 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.75 5.75 0.55 0.55 0.00 0.00 0.00 0.00 00:50:00 ens3 57.36 44.48 232.17 12.20 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 4183.58 4183.58 3996.87 3996.87 0.00 0.00 0.00 0.00 01:00:00 ens3 62.20 47.98 515.44 11.51 0.00 0.00 0.00 0.00 01:00:00 docker0 1.68 2.05 0.09 58.18 0.00 0.00 0.00 0.00 01:00:00 veth142f948 1.68 2.05 0.12 58.18 0.00 0.00 0.00 0.00 Average: lo 2094.66 2094.66 1998.71 1998.71 0.00 0.00 0.00 0.00 Average: ens3 59.78 46.23 373.81 11.85 0.00 0.00 0.00 0.00 Average: docker0 0.84 1.03 0.05 29.09 0.00 0.00 0.00 0.00 Average: veth142f948 0.84 1.03 0.06 29.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12428) 05/10/26 _x86_64_ (8 CPU) 00:36:14 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 38.27 0.04 1.35 0.14 0.09 60.11 00:50:00 0 31.60 0.29 1.09 0.23 0.08 66.70 00:50:00 1 46.80 0.00 1.66 0.06 0.11 51.37 00:50:00 2 37.77 0.00 1.48 0.02 0.09 60.65 00:50:00 3 40.08 0.00 1.35 0.23 0.09 58.25 00:50:00 4 35.69 0.00 1.26 0.12 0.08 62.85 00:50:00 5 40.07 0.00 1.27 0.07 0.09 58.49 00:50:00 6 34.73 0.01 1.27 0.37 0.09 63.54 00:50:00 7 39.42 0.01 1.44 0.03 0.09 59.01 01:00:00 all 20.16 0.00 2.12 1.17 0.06 76.49 01:00:00 0 22.81 0.00 1.77 0.64 0.06 74.72 01:00:00 1 18.40 0.00 1.68 0.78 0.06 79.09 01:00:00 2 22.60 0.00 1.56 0.70 0.07 75.08 01:00:00 3 23.02 0.00 2.87 1.91 0.06 72.13 01:00:00 4 15.37 0.00 0.99 0.58 0.05 83.01 01:00:00 5 16.71 0.00 2.70 1.95 0.06 78.58 01:00:00 6 14.46 0.00 1.04 1.30 0.05 83.15 01:00:00 7 28.00 0.00 4.34 1.50 0.08 66.08 Average: all 29.23 0.02 1.73 0.65 0.08 68.29 Average: 0 27.21 0.15 1.43 0.44 0.07 70.71 Average: 1 32.60 0.00 1.67 0.42 0.08 65.23 Average: 2 30.18 0.00 1.52 0.36 0.08 67.86 Average: 3 31.57 0.00 2.11 1.07 0.08 65.17 Average: 4 25.53 0.00 1.13 0.35 0.07 72.93 Average: 5 28.42 0.00 1.98 1.01 0.08 68.51 Average: 6 24.60 0.00 1.15 0.83 0.07 73.35 Average: 7 33.73 0.01 2.88 0.77 0.09 62.53