---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38199 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 740 19021 4 12330 30884 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:06:48:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84493sec preferred_lft 84493sec inet6 fe80::f816:3eff:fe06:4899/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:fb:cb:7c:b0:3b 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::98fb:cbff:fe7c:b03b/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-38199) 08/17/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:13 64.86 11.64 51.63 1.60 1587.10 15268.69 3047.93 00:50:13 23.11 0.49 22.08 0.55 17.25 15525.84 414.89 01:00:03 30.29 1.95 27.27 1.07 324.19 10267.44 3993.61 Average: 39.65 4.76 33.82 1.07 651.28 13717.46 2481.09 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:13 25005080 29214428 3095368 9.42 140152 4295940 3444192 10.16 774608 6643140 33780 00:50:13 19095192 27965512 4324276 13.16 190164 8730040 4561968 13.45 2119080 10988704 1072 01:00:03 19487148 31425384 848244 2.58 229488 11621676 1549900 4.57 3105064 9476200 460 Average: 21195807 29535108 2755963 8.39 186601 8215885 3185353 9.39 1999584 9036015 11771 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:13 lo 5.70 5.70 0.54 0.54 0.00 0.00 0.00 0.00 00:40:13 ens3 161.04 125.75 1227.44 24.67 0.00 0.00 0.00 0.00 00:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:13 lo 253.62 253.62 247.40 247.40 0.00 0.00 0.00 0.00 00:50:13 ens3 67.43 53.03 339.11 13.22 0.00 0.00 0.00 0.00 00:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 16.22 16.22 1.84 1.84 0.00 0.00 0.00 0.00 01:00:03 ens3 180.59 198.12 250.27 2891.94 0.00 0.00 0.00 0.00 01:00:03 docker0 97.04 91.34 1445.66 11.32 0.00 0.00 0.00 0.00 Average: lo 91.66 91.66 83.13 83.13 0.00 0.00 0.00 0.00 Average: ens3 136.28 125.23 611.97 959.26 0.00 0.00 0.00 0.00 Average: docker0 31.76 29.89 473.14 3.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38199) 08/17/26 _x86_64_ (8 CPU) 00:29:45 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:13 all 34.48 0.00 1.81 0.23 0.08 63.40 00:40:13 0 31.33 0.00 1.69 0.16 0.07 66.75 00:40:13 1 34.16 0.00 1.91 0.51 0.07 63.35 00:40:13 2 36.83 0.00 1.93 0.43 0.08 60.74 00:40:13 3 37.38 0.00 1.80 0.15 0.07 60.59 00:40:13 4 35.13 0.00 1.86 0.11 0.08 62.82 00:40:13 5 37.66 0.00 2.01 0.15 0.08 60.10 00:40:13 6 31.55 0.00 1.74 0.08 0.08 66.56 00:40:13 7 31.85 0.00 1.51 0.25 0.08 66.30 00:50:13 all 27.57 0.00 1.44 0.10 0.08 70.82 00:50:13 0 26.40 0.00 1.70 0.04 0.08 71.79 00:50:13 1 32.17 0.00 1.47 0.02 0.08 66.26 00:50:13 2 33.47 0.00 1.58 0.06 0.08 64.81 00:50:13 3 25.42 0.00 1.33 0.02 0.08 73.15 00:50:13 4 23.61 0.00 1.29 0.19 0.06 74.84 00:50:13 5 24.50 0.00 1.33 0.16 0.08 73.93 00:50:13 6 27.48 0.00 1.38 0.26 0.07 70.81 00:50:13 7 27.56 0.00 1.41 0.05 0.07 70.91 01:00:03 all 10.66 0.00 1.11 0.10 0.05 88.08 01:00:03 0 7.10 0.00 0.74 0.10 0.05 92.01 01:00:03 1 18.56 0.00 2.22 0.07 0.06 79.09 01:00:03 2 14.43 0.00 1.39 0.08 0.06 84.05 01:00:03 3 10.18 0.00 1.37 0.03 0.06 88.35 01:00:03 4 7.56 0.00 0.89 0.03 0.05 91.47 01:00:03 5 6.16 0.00 0.77 0.12 0.05 92.90 01:00:03 6 7.20 0.00 0.77 0.18 0.04 91.82 01:00:03 7 14.07 0.00 0.76 0.20 0.06 84.91 Average: all 24.39 0.00 1.46 0.14 0.07 73.94 Average: 0 21.76 0.00 1.38 0.10 0.07 76.69 Average: 1 28.39 0.00 1.87 0.20 0.07 69.47 Average: 2 28.37 0.00 1.64 0.19 0.07 69.73 Average: 3 24.49 0.00 1.51 0.07 0.07 73.86 Average: 4 22.28 0.00 1.35 0.11 0.06 76.19 Average: 5 22.97 0.00 1.38 0.15 0.07 75.44 Average: 6 22.23 0.00 1.30 0.17 0.06 76.24 Average: 7 24.61 0.00 1.23 0.17 0.07 73.92