---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1155 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 23G 133G 15% / 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 838 14266 4 16987 30786 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:a1:0f:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.112/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84863sec preferred_lft 84863sec inet6 fe80::f816:3eff:fea1:fa0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:f2:99:23:09:a6 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::84f2:99ff:fe23:9a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1155) 03/11/26 _x86_64_ (8 CPU) 10:37:38 LINUX RESTART (8 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:09 29.05 2.02 26.09 0.94 512.09 18544.12 19688.49 11:00:07 321.02 0.49 312.65 7.89 6.73 36835.38 32341.85 Average: 174.55 1.26 168.89 4.40 260.25 27659.33 25994.13 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:09 21543616 29723964 2570564 7.82 146280 8148152 2579292 7.61 1972884 8724468 347160 11:00:07 12737828 29114428 3099888 9.43 504336 15114040 2821036 8.32 4641464 13913900 289876 Average: 17140722 29419196 2835226 8.63 325308 11631096 2700164 7.96 3307174 11319184 318518 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:09 lo 5.22 5.22 2.01 2.01 0.00 0.00 0.00 0.00 10:50:09 ens3 81.21 62.67 1033.22 12.10 0.00 0.00 0.00 0.00 10:50:09 docker0 1.18 1.36 0.06 39.62 0.00 0.00 0.00 0.00 11:00:07 lo 1.14 1.14 0.25 0.25 0.00 0.00 0.00 0.00 11:00:07 ens3 144.45 108.42 2077.05 16.53 0.00 0.00 0.00 0.00 11:00:07 docker0 18.04 28.06 2.86 298.31 0.00 0.00 0.00 0.00 11:00:07 vethdccf207 12.49 20.50 2.44 140.34 0.00 0.00 0.00 0.01 Average: lo 3.19 3.19 1.14 1.14 0.00 0.00 0.00 0.00 Average: ens3 112.72 85.47 1553.40 14.31 0.00 0.00 0.00 0.00 Average: docker0 9.58 14.66 1.46 168.53 0.00 0.00 0.00 0.00 Average: vethdccf207 6.22 10.22 1.21 69.94 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1155) 03/11/26 _x86_64_ (8 CPU) 10:37:38 LINUX RESTART (8 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:09 all 34.23 0.00 1.33 0.39 0.07 63.98 10:50:09 0 34.68 0.00 1.28 0.26 0.07 63.72 10:50:09 1 41.06 0.00 1.65 0.26 0.08 56.95 10:50:09 2 34.54 0.00 1.51 0.53 0.08 63.35 10:50:09 3 34.13 0.00 1.08 0.21 0.07 64.51 10:50:09 4 36.52 0.00 1.47 0.73 0.07 61.20 10:50:09 5 29.02 0.00 1.20 0.22 0.08 69.48 10:50:09 6 32.67 0.00 1.17 0.20 0.08 65.89 10:50:09 7 31.19 0.00 1.26 0.73 0.07 66.75 11:00:07 all 14.83 0.00 2.80 0.83 0.07 81.48 11:00:07 0 11.94 0.00 2.45 0.84 0.06 84.71 11:00:07 1 15.59 0.00 3.35 0.78 0.07 80.21 11:00:07 2 10.55 0.00 2.53 1.08 0.07 85.77 11:00:07 3 14.52 0.00 3.28 0.82 0.08 81.30 11:00:07 4 9.53 0.00 2.35 0.51 0.06 87.55 11:00:07 5 19.32 0.00 2.63 0.64 0.07 77.34 11:00:07 6 17.34 0.00 3.28 1.55 0.07 77.76 11:00:07 7 19.84 0.00 2.53 0.39 0.06 77.18 Average: all 24.58 0.00 2.06 0.61 0.07 72.69 Average: 0 23.36 0.00 1.86 0.55 0.07 74.16 Average: 1 28.39 0.00 2.49 0.52 0.08 68.52 Average: 2 22.61 0.00 2.02 0.80 0.07 74.50 Average: 3 24.38 0.00 2.18 0.51 0.08 72.86 Average: 4 23.09 0.00 1.91 0.62 0.07 74.32 Average: 5 24.19 0.00 1.91 0.43 0.07 73.39 Average: 6 25.04 0.00 2.22 0.87 0.07 71.80 Average: 7 25.55 0.00 1.89 0.56 0.06 71.94