---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4098 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 755 19547 4 11789 30868 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:02:ca:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84456sec preferred_lft 84456sec inet6 fe80::f816:3eff:fe02:cae7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:85:6f:3f:2f:07 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::9885:6fff:fe3f:2f07/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4098) 04/18/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.88 0.05 7.41 0.41 1.91 2541.46 414.64 00:50:26 57.14 2.34 53.45 1.35 350.61 21792.55 5748.57 Average: 33.11 1.23 31.00 0.89 180.56 12404.30 3147.35 00:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24168064 29387324 2917644 8.88 159500 5239528 3115024 9.19 1198244 6991796 725616 00:50:26 20278856 31663948 611420 1.86 233448 11080092 1430000 4.22 3013320 8762992 104 Average: 22223460 30525636 1764532 5.37 196474 8159810 2272512 6.70 2105782 7877394 362860 00:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 58.53 47.72 236.81 13.10 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 00:50:26 lo 154.16 154.16 152.61 152.61 0.00 0.00 0.00 0.00 00:50:26 ens3 115.55 98.77 419.10 1243.20 0.00 0.00 0.00 0.00 00:50:26 docker0 66.58 67.88 1232.98 152.91 0.00 0.00 0.00 0.00 00:50:26 vethec30ab2 61.32 61.45 1233.50 7.78 0.00 0.00 0.00 0.10 Average: lo 79.82 79.82 78.26 78.26 0.00 0.00 0.00 0.00 Average: ens3 87.74 73.87 330.20 643.32 0.00 0.00 0.00 0.00 Average: docker0 34.11 34.78 631.69 78.34 0.00 0.00 0.00 0.00 Average: vethec30ab2 31.42 31.48 631.95 3.99 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4098) 04/18/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:05 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.73 0.00 1.36 0.09 0.07 64.77 00:40:01 0 30.22 0.00 1.29 0.08 0.07 68.34 00:40:01 1 32.80 0.00 1.42 0.18 0.07 65.54 00:40:01 2 37.37 0.00 1.48 0.03 0.07 61.06 00:40:01 3 37.69 0.00 1.39 0.03 0.07 60.81 00:40:01 4 34.18 0.00 1.34 0.14 0.07 64.26 00:40:01 5 33.19 0.00 1.41 0.06 0.07 65.27 00:40:01 6 35.70 0.00 1.24 0.15 0.06 62.85 00:40:01 7 28.65 0.00 1.28 0.02 0.06 69.99 00:50:26 all 13.47 0.00 1.39 0.64 0.05 84.44 00:50:26 0 9.70 0.00 1.15 1.72 0.05 87.38 00:50:26 1 16.20 0.00 1.93 0.56 0.06 81.25 00:50:26 2 12.49 0.00 1.60 0.39 0.05 85.47 00:50:26 3 15.71 0.00 1.49 0.30 0.06 82.44 00:50:26 4 15.86 0.00 1.36 0.29 0.06 82.44 00:50:26 5 11.70 0.00 0.92 0.60 0.05 86.73 00:50:26 6 11.36 0.00 0.97 0.78 0.04 86.84 00:50:26 7 14.79 0.00 1.73 0.49 0.06 82.92 Average: all 23.35 0.00 1.38 0.37 0.06 74.85 Average: 0 19.68 0.00 1.22 0.92 0.06 78.11 Average: 1 24.30 0.00 1.68 0.37 0.07 73.58 Average: 2 24.61 0.00 1.54 0.21 0.06 73.58 Average: 3 26.43 0.00 1.44 0.17 0.06 71.90 Average: 4 24.79 0.00 1.35 0.22 0.06 73.58 Average: 5 22.18 0.00 1.16 0.34 0.06 76.26 Average: 6 23.22 0.00 1.10 0.47 0.05 75.15 Average: 7 21.55 0.00 1.51 0.26 0.06 76.61