---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13861 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: 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 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 778 19997 4 11316 30846 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:e4:4b:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.247/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84414sec preferred_lft 84414sec inet6 fe80::f816:3eff:fee4:4b56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:e8:8a:c1:c5:55 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13861) 08/20/26 _x86_64_ (8 CPU) 11:02:33 LINUX RESTART (8 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 15.88 0.58 14.42 0.89 13.98 4180.07 381.54 11:30:01 29.58 0.02 8.30 21.26 0.73 1472.45 489461.00 Average: 22.72 0.30 11.36 11.06 7.37 2827.74 244654.37 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 16553720 25374532 6871292 20.91 471712 7886896 9536972 28.12 1482808 13607396 3888 11:30:01 16790712 26014348 6228720 18.95 478056 8260856 9837340 29.01 1568296 13259504 5140 Average: 16672216 25694440 6550006 19.93 474884 8073876 9687156 28.57 1525552 13433450 4514 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 3.94 3.94 1.32 1.32 0.00 0.00 0.00 0.00 11:20:01 ens3 188.06 106.94 308.39 53.96 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 3.99 3.99 0.67 0.67 0.00 0.00 0.00 0.00 11:30:01 ens3 106.26 53.13 103.46 32.04 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 147.20 80.07 206.04 43.01 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13861) 08/20/26 _x86_64_ (8 CPU) 11:02:33 LINUX RESTART (8 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 81.37 0.00 2.67 0.03 0.44 15.49 11:20:01 0 79.45 0.00 2.60 0.02 0.33 17.60 11:20:01 1 80.75 0.00 2.59 0.03 0.42 16.21 11:20:01 2 87.69 0.00 2.87 0.02 0.32 9.09 11:20:01 3 79.44 0.00 2.63 0.03 0.69 17.20 11:20:01 4 80.71 0.00 2.66 0.01 0.37 16.25 11:20:01 5 81.10 0.00 2.57 0.12 0.38 15.83 11:20:01 6 82.77 0.00 2.55 0.01 0.51 14.16 11:20:01 7 79.01 0.00 2.88 0.02 0.47 17.61 11:30:01 all 96.55 0.00 3.06 0.01 0.35 0.03 11:30:01 0 96.30 0.00 3.32 0.00 0.34 0.04 11:30:01 1 96.64 0.00 3.05 0.05 0.21 0.05 11:30:01 2 96.59 0.00 3.08 0.00 0.30 0.03 11:30:01 3 96.69 0.00 2.93 0.00 0.35 0.03 11:30:01 4 96.46 0.00 2.92 0.00 0.59 0.03 11:30:01 5 96.56 0.00 3.06 0.01 0.33 0.03 11:30:01 6 96.60 0.00 3.01 0.01 0.35 0.03 11:30:01 7 96.55 0.00 3.09 0.00 0.31 0.04 Average: all 88.96 0.00 2.86 0.02 0.39 7.76 Average: 0 87.88 0.00 2.96 0.01 0.34 8.81 Average: 1 88.71 0.00 2.82 0.04 0.32 8.12 Average: 2 92.15 0.00 2.98 0.01 0.31 4.56 Average: 3 88.06 0.00 2.78 0.02 0.52 8.62 Average: 4 88.60 0.00 2.79 0.00 0.48 8.13 Average: 5 88.84 0.00 2.82 0.07 0.36 7.93 Average: 6 89.68 0.00 2.78 0.01 0.43 7.09 Average: 7 87.78 0.00 2.99 0.01 0.39 8.83