---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12095 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 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 748 19127 4 12216 30875 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:47:d6:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fe47:d6e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:34:fd:49:84:66 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::ec34:fdff:fe49:8466/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12095) 05/09/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.35 0.49 21.30 0.56 17.65 15209.64 2226.72 00:30:15 42.88 1.96 39.69 1.23 304.31 10469.05 3280.24 Average: 32.72 1.23 30.59 0.90 162.49 12814.29 2759.05 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18527608 27179964 5110880 15.55 187548 8526184 5427288 16.00 2075912 11611996 792 00:30:15 18362868 30365576 1904932 5.80 233724 11671752 2525616 7.45 3140256 10539988 135500 Average: 18445238 28772770 3507906 10.67 210636 10098968 3976452 11.73 2608084 11075992 68146 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 229.76 229.76 224.46 224.46 0.00 0.00 0.00 0.00 00:20:01 ens3 58.93 50.47 319.19 12.97 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 15.47 15.47 1.75 1.75 0.00 0.00 0.00 0.00 00:30:15 ens3 205.74 208.64 581.09 2695.44 0.00 0.00 0.00 0.00 00:30:15 docker0 82.90 80.74 1345.44 157.82 0.00 0.00 0.00 0.00 Average: lo 121.48 121.48 111.93 111.93 0.00 0.00 0.00 0.00 Average: ens3 133.11 130.39 451.52 1368.38 0.00 0.00 0.00 0.00 Average: docker0 41.89 40.80 679.83 79.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-12095) 05/09/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 25.68 0.00 1.23 0.13 0.06 72.89 00:20:01 0 21.76 0.00 0.96 0.05 0.06 77.17 00:20:01 1 32.03 0.00 1.51 0.18 0.08 66.21 00:20:01 2 28.32 0.00 1.38 0.12 0.06 70.12 00:20:01 3 32.25 0.00 1.47 0.01 0.07 66.20 00:20:01 4 20.92 0.00 0.99 0.18 0.05 77.87 00:20:01 5 23.04 0.00 1.43 0.27 0.06 75.20 00:20:01 6 21.89 0.00 0.86 0.03 0.06 77.16 00:20:01 7 25.26 0.00 1.29 0.18 0.06 73.21 00:30:15 all 11.65 0.00 1.16 0.18 0.06 86.94 00:30:15 0 9.57 0.00 1.45 0.16 0.06 88.77 00:30:15 1 16.13 0.00 1.33 0.04 0.06 82.44 00:30:15 2 18.97 0.00 1.47 0.41 0.07 79.08 00:30:15 3 9.12 0.00 1.17 0.33 0.05 89.33 00:30:15 4 8.47 0.00 1.00 0.05 0.05 90.44 00:30:15 5 6.47 0.00 0.72 0.06 0.06 92.69 00:30:15 6 13.53 0.00 0.74 0.36 0.05 85.31 00:30:15 7 10.98 0.00 1.44 0.05 0.06 87.48 Average: all 18.59 0.00 1.20 0.16 0.06 80.00 Average: 0 15.60 0.00 1.20 0.11 0.06 83.03 Average: 1 23.99 0.00 1.42 0.11 0.07 74.42 Average: 2 23.59 0.00 1.42 0.27 0.07 74.65 Average: 3 20.56 0.00 1.32 0.18 0.06 77.90 Average: 4 14.62 0.00 0.99 0.11 0.05 84.22 Average: 5 14.65 0.00 1.07 0.16 0.06 84.05 Average: 6 17.66 0.00 0.80 0.20 0.06 81.28 Average: 7 18.04 0.00 1.37 0.11 0.06 80.42