---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6848 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 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 760 19306 4 12024 30863 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:71:d0:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84517sec preferred_lft 84517sec inet6 fe80::f816:3eff:fe71:d059/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:e1:ee:f8:df:03 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::60e1:eeff:fef8:df03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-6848) 04/23/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 27.65 12.41 14.38 0.85 145.64 5483.84 2547.49 01:00:00 42.78 1.95 39.90 0.93 290.62 22978.19 2407.06 Average: 35.28 7.14 27.25 0.89 218.76 14307.25 2476.66 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24101512 28482068 3824652 11.64 148452 4437636 3993548 11.78 881676 7411804 504 01:00:00 20243496 31661792 613132 1.87 226092 11116680 1444108 4.26 3024064 8780968 660 Average: 22172504 30071930 2218892 6.75 187272 7777158 2718828 8.02 1952870 8096386 582 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.69 5.69 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 66.79 49.23 323.54 12.84 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 01:00:00 lo 4392.62 4392.62 4196.58 4196.58 0.00 0.00 0.00 0.00 01:00:00 ens3 74.86 59.24 551.54 13.80 0.00 0.00 0.00 0.00 01:00:00 docker0 3.37 4.04 0.21 90.55 0.00 0.00 0.00 0.00 01:00:00 veth8770009 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 veth8d7b9e8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2218.27 2218.27 2116.85 2116.85 0.00 0.00 0.00 0.00 Average: ens3 70.86 54.27 438.53 13.32 0.00 0.00 0.00 0.00 Average: docker0 1.70 2.04 0.11 45.67 0.00 0.00 0.00 0.00 Average: veth8770009 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8d7b9e8 0.00 0.00 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-6848) 04/23/26 _x86_64_ (8 CPU) 00:36:23 LINUX RESTART (8 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.13 0.04 1.44 0.07 0.08 59.23 00:50:01 0 32.50 0.00 1.40 0.07 0.07 65.97 00:50:01 1 39.39 0.00 1.67 0.02 0.08 58.85 00:50:01 2 44.66 0.00 1.54 0.06 0.08 53.66 00:50:01 3 35.69 0.32 1.47 0.27 0.08 62.16 00:50:01 4 41.83 0.00 1.35 0.01 0.08 56.73 00:50:01 5 40.42 0.01 1.52 0.02 0.08 57.95 00:50:01 6 39.96 0.00 1.43 0.05 0.08 58.48 00:50:01 7 38.63 0.00 1.19 0.05 0.08 60.04 01:00:00 all 18.82 0.00 2.09 0.16 0.05 78.88 01:00:00 0 17.23 0.00 2.02 0.40 0.05 80.31 01:00:00 1 18.32 0.00 3.20 0.05 0.05 78.38 01:00:00 2 21.48 0.00 1.48 0.02 0.05 76.97 01:00:00 3 25.89 0.00 4.45 0.08 0.06 69.52 01:00:00 4 12.68 0.00 0.93 0.24 0.04 86.11 01:00:00 5 17.99 0.00 1.02 0.14 0.05 80.80 01:00:00 6 21.10 0.00 1.57 0.12 0.06 77.16 01:00:00 7 15.91 0.00 2.10 0.23 0.04 81.71 Average: all 28.90 0.02 1.77 0.11 0.07 69.13 Average: 0 24.80 0.00 1.71 0.23 0.06 73.20 Average: 1 28.79 0.00 2.44 0.03 0.06 68.68 Average: 2 32.95 0.00 1.51 0.04 0.07 65.44 Average: 3 30.77 0.16 2.96 0.18 0.07 65.86 Average: 4 27.14 0.00 1.14 0.13 0.06 71.53 Average: 5 29.11 0.00 1.27 0.08 0.06 69.47 Average: 6 30.44 0.00 1.50 0.09 0.07 67.90 Average: 7 27.20 0.00 1.65 0.14 0.06 70.95