---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37376 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 761 19076 4 12254 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:27:d3:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe27:d33c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:af:70:e7:a7:8d 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::bcaf:70ff:fee7:a78d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37376) 08/14/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:15 21.62 0.50 20.50 0.62 19.00 15082.13 268.19 00:30:00 32.55 1.96 29.54 1.06 327.67 10332.90 4782.14 Average: 26.97 1.21 24.92 0.84 169.93 12759.95 2475.33 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:15 18638632 27454772 4835136 14.71 191704 8663628 4811644 14.19 2114716 11435468 10116 00:30:00 19730144 31596240 676992 2.06 230880 11539004 1305984 3.85 3098428 9183140 12 Average: 19184388 29525506 2756064 8.39 211292 10101316 3058814 9.02 2606572 10309304 5064 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:15 lo 226.25 226.25 221.18 221.18 0.00 0.00 0.00 0.00 00:20:15 ens3 59.74 51.28 321.19 13.70 0.00 0.00 0.00 0.00 00:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 9.77 9.77 1.15 1.15 0.00 0.00 0.00 0.00 00:30:00 ens3 156.26 166.32 240.68 2719.92 0.00 0.00 0.00 0.00 00:30:00 docker0 88.33 83.97 1412.62 10.90 0.00 0.00 0.00 0.00 Average: lo 120.40 120.40 113.60 113.60 0.00 0.00 0.00 0.00 Average: ens3 106.93 107.53 281.83 1336.93 0.00 0.00 0.00 0.00 Average: docker0 43.19 41.06 690.71 5.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37376) 08/14/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:15 all 31.04 0.00 1.48 0.13 0.07 67.28 00:20:15 0 27.92 0.00 1.43 0.12 0.07 70.46 00:20:15 1 31.15 0.00 1.49 0.11 0.07 67.17 00:20:15 2 34.22 0.00 1.46 0.14 0.07 64.11 00:20:15 3 30.71 0.00 1.68 0.24 0.07 67.30 00:20:15 4 28.64 0.00 1.59 0.08 0.07 69.61 00:20:15 5 35.34 0.00 1.60 0.10 0.07 62.90 00:20:15 6 29.72 0.00 1.43 0.17 0.07 68.61 00:20:15 7 30.63 0.00 1.16 0.03 0.08 68.10 00:30:00 all 8.92 0.00 1.09 0.35 0.04 89.59 00:30:00 0 7.00 0.00 1.39 0.12 0.04 91.44 00:30:00 1 7.16 0.00 1.01 0.18 0.04 91.61 00:30:00 2 9.58 0.00 1.24 0.13 0.04 89.01 00:30:00 3 7.86 0.00 0.90 0.89 0.05 90.30 00:30:00 4 8.98 0.00 0.70 0.45 0.05 89.82 00:30:00 5 12.19 0.00 1.20 0.31 0.05 86.26 00:30:00 6 6.19 0.00 0.98 0.44 0.04 92.34 00:30:00 7 12.36 0.00 1.33 0.30 0.04 85.97 Average: all 20.22 0.00 1.29 0.24 0.06 78.19 Average: 0 17.69 0.00 1.41 0.12 0.06 80.73 Average: 1 19.41 0.00 1.26 0.15 0.05 79.13 Average: 2 22.18 0.00 1.35 0.14 0.06 76.28 Average: 3 19.54 0.00 1.30 0.56 0.06 78.55 Average: 4 19.03 0.00 1.16 0.26 0.06 79.50 Average: 5 24.01 0.00 1.40 0.20 0.06 74.32 Average: 6 18.21 0.00 1.21 0.30 0.06 80.22 Average: 7 21.69 0.00 1.24 0.16 0.06 76.84