---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35994 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 749 19150 4 12191 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:2f:26:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe2f:26e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:90:8c:ff:9b:ed 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::6490:8cff:feff:9bed/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-35994) 08/12/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.08 0.51 21.04 0.53 17.84 15635.70 822.39 00:30:02 33.33 1.87 30.41 1.05 309.16 10154.45 3758.55 Average: 27.77 1.20 25.78 0.79 165.31 12861.01 2308.72 00:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18825952 27582840 4707184 14.32 189092 8621632 4991800 14.72 2078868 11295212 160 00:30:02 18021888 29999452 2273596 6.92 228532 11654312 2917416 8.60 3087036 10944684 126500 Average: 18423920 28791146 3490390 10.62 208812 10137972 3954608 11.66 2582952 11119948 63330 00:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 210.88 210.88 206.42 206.42 0.00 0.00 0.00 0.00 00:20:01 ens3 61.91 51.95 327.62 13.53 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 00:30:02 lo 15.85 15.85 1.83 1.83 0.00 0.00 0.00 0.00 00:30:02 ens3 197.75 198.44 501.96 2752.73 0.00 0.00 0.00 0.00 00:30:02 docker0 81.29 82.75 1375.20 10.68 0.00 0.00 0.00 0.00 Average: lo 112.16 112.16 102.85 102.85 0.00 0.00 0.00 0.00 Average: ens3 130.67 126.10 415.87 1400.16 0.00 0.00 0.00 0.00 Average: docker0 41.15 41.89 696.15 5.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-35994) 08/12/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:15 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.02 0.00 1.37 0.10 0.07 70.44 00:20:01 0 24.08 0.00 1.36 0.06 0.07 74.43 00:20:01 1 27.93 0.00 1.34 0.15 0.07 70.51 00:20:01 2 28.38 0.00 1.49 0.24 0.07 69.83 00:20:01 3 24.70 0.00 1.01 0.05 0.06 74.18 00:20:01 4 31.57 0.00 1.47 0.05 0.06 66.84 00:20:01 5 34.18 0.00 1.48 0.12 0.07 64.15 00:20:01 6 29.61 0.00 1.63 0.09 0.07 68.60 00:20:01 7 23.70 0.00 1.20 0.08 0.07 74.96 00:30:02 all 11.78 0.00 1.08 0.71 0.05 86.37 00:30:02 0 15.36 0.00 1.54 1.04 0.05 82.02 00:30:02 1 16.69 0.00 0.99 1.18 0.06 81.09 00:30:02 2 9.83 0.00 1.24 1.44 0.05 87.43 00:30:02 3 13.51 0.00 1.03 0.06 0.06 85.34 00:30:02 4 15.54 0.00 1.07 0.43 0.05 82.90 00:30:02 5 7.42 0.00 0.61 0.70 0.05 91.22 00:30:02 6 5.37 0.00 0.55 0.44 0.05 93.59 00:30:02 7 10.53 0.00 1.61 0.39 0.06 87.42 Average: all 19.80 0.00 1.22 0.41 0.06 78.51 Average: 0 19.66 0.00 1.45 0.56 0.06 78.27 Average: 1 22.24 0.00 1.16 0.67 0.06 75.87 Average: 2 18.99 0.00 1.36 0.85 0.06 78.74 Average: 3 19.04 0.00 1.02 0.05 0.06 79.83 Average: 4 23.46 0.00 1.27 0.24 0.06 74.98 Average: 5 20.64 0.00 1.04 0.41 0.06 77.85 Average: 6 17.34 0.00 1.08 0.27 0.06 81.25 Average: 7 17.03 0.00 1.41 0.23 0.06 81.27