---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37379 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 17G 139G 11% / 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 736 19585 4 11769 30887 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:9e:3d:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84514sec preferred_lft 84514sec inet6 fe80::f816:3eff:fe9e:3d50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:0f:11:6b:09:39 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::a00f:11ff:fe6b:939/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37379) 08/14/26 _x86_64_ (8 CPU) 00:23:13 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.68 0.07 8.19 0.42 3.32 2563.33 290.59 00:50:24 39.04 2.14 35.85 1.06 311.06 21311.09 3654.85 Average: 24.19 1.12 22.32 0.75 160.50 12138.81 2008.90 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23702500 29044160 3260100 9.92 160856 5352592 3497708 10.31 1200072 7427220 721960 00:50:24 20295232 31661328 613988 1.87 227296 11069012 1447292 4.27 2947916 8812192 616 Average: 21998866 30352744 1937044 5.89 194076 8210802 2472500 7.29 2073994 8119706 361288 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 57.40 47.04 236.08 13.00 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:24 lo 197.44 197.44 193.82 193.82 0.00 0.00 0.00 0.00 00:50:24 ens3 121.16 105.89 329.88 1284.01 0.00 0.00 0.00 0.00 00:50:24 docker0 71.96 73.89 1272.95 9.37 0.00 0.00 0.00 0.00 00:50:24 veth5134e5b 71.95 73.90 1273.93 9.37 0.00 0.00 0.00 0.10 Average: lo 101.71 101.71 99.07 99.07 0.00 0.00 0.00 0.00 Average: ens3 89.96 77.10 283.99 662.17 0.00 0.00 0.00 0.00 Average: docker0 36.75 37.74 650.16 4.79 0.00 0.00 0.00 0.00 Average: veth5134e5b 36.75 37.75 650.67 4.79 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37379) 08/14/26 _x86_64_ (8 CPU) 00:23:13 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 36.10 0.00 1.36 0.02 0.08 62.44 00:40:01 0 35.37 0.00 1.50 0.01 0.08 63.04 00:40:01 1 37.63 0.00 1.25 0.04 0.07 61.00 00:40:01 2 32.66 0.00 1.56 0.02 0.07 65.68 00:40:01 3 28.24 0.00 1.24 0.03 0.07 70.42 00:40:01 4 43.26 0.00 1.47 0.03 0.08 55.16 00:40:01 5 38.18 0.00 1.41 0.00 0.08 60.33 00:40:01 6 41.10 0.00 1.14 0.04 0.08 57.64 00:40:01 7 32.41 0.00 1.29 0.02 0.07 66.20 00:50:24 all 14.25 0.00 1.24 0.23 0.05 84.24 00:50:24 0 15.72 0.00 2.01 0.22 0.06 82.00 00:50:24 1 17.02 0.00 1.75 0.44 0.06 80.73 00:50:24 2 11.08 0.00 0.97 0.08 0.05 87.82 00:50:24 3 15.29 0.00 1.14 0.11 0.05 83.41 00:50:24 4 12.53 0.00 0.84 0.12 0.05 86.47 00:50:24 5 16.44 0.00 1.11 0.18 0.05 82.21 00:50:24 6 11.62 0.00 0.81 0.36 0.05 87.16 00:50:24 7 14.29 0.00 1.26 0.31 0.05 84.09 Average: all 24.94 0.00 1.30 0.13 0.06 73.57 Average: 0 25.33 0.00 1.76 0.12 0.07 72.72 Average: 1 27.11 0.00 1.51 0.24 0.07 71.08 Average: 2 21.62 0.00 1.26 0.05 0.06 77.01 Average: 3 21.63 0.00 1.19 0.07 0.06 77.05 Average: 4 27.56 0.00 1.15 0.07 0.06 71.15 Average: 5 27.08 0.00 1.26 0.10 0.06 71.51 Average: 6 26.04 0.00 0.97 0.20 0.06 72.72 Average: 7 23.15 0.00 1.28 0.17 0.06 75.34