---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3117 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 788 19381 4 11921 30836 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:4f:e7:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84448sec preferred_lft 84448sec inet6 fe80::f816:3eff:fe4f:e706/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:e8:3c:96:89:d6 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::bce8:3cff:fe96:89d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3117) 04/16/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 10.55 0.05 10.10 0.40 1.92 4198.72 243.61 00:50:13 74.37 2.39 56.25 15.73 359.06 20635.03 499002.99 Average: 43.01 1.24 33.57 8.20 183.56 12558.01 253905.91 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22642096 29189056 3110276 9.46 167868 6518996 3228464 9.52 1697648 7972244 1381808 00:50:13 20117548 31638432 635492 1.93 234584 11213040 1427980 4.21 3084604 8860992 400 Average: 21379822 30413744 1872884 5.70 201226 8866018 2328222 6.87 2391126 8416618 691104 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.58 1.58 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 54.37 46.86 237.47 12.58 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 00:50:13 lo 195.14 195.14 191.84 191.84 0.00 0.00 0.00 0.00 00:50:13 ens3 138.57 121.35 428.62 1252.60 0.00 0.00 0.00 0.00 00:50:13 docker0 90.35 90.66 1242.47 157.18 0.00 0.00 0.00 0.00 00:50:13 vethce72698 83.36 81.20 1243.20 8.72 0.00 0.00 0.00 0.10 Average: lo 100.02 100.02 97.64 97.64 0.00 0.00 0.00 0.00 Average: ens3 97.19 84.74 334.69 643.24 0.00 0.00 0.00 0.00 Average: docker0 45.95 46.11 631.91 79.94 0.00 0.00 0.00 0.00 Average: vethce72698 42.40 41.30 632.27 4.44 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3117) 04/16/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.36 0.00 1.36 0.06 0.07 65.16 00:40:01 0 26.99 0.00 1.28 0.00 0.07 71.66 00:40:01 1 40.30 0.00 1.48 0.02 0.08 58.12 00:40:01 2 38.90 0.00 1.59 0.04 0.07 59.40 00:40:01 3 32.48 0.00 1.23 0.08 0.07 66.14 00:40:01 4 34.27 0.00 1.48 0.15 0.07 64.03 00:40:01 5 30.37 0.00 1.14 0.01 0.07 68.41 00:40:01 6 30.11 0.00 1.13 0.05 0.07 68.63 00:40:01 7 33.45 0.00 1.52 0.10 0.07 64.85 00:50:13 all 13.31 0.00 1.32 0.32 0.05 85.00 00:50:13 0 11.27 0.00 1.11 0.22 0.05 87.36 00:50:13 1 13.70 0.00 1.26 0.13 0.05 84.86 00:50:13 2 15.74 0.00 1.29 0.35 0.05 82.57 00:50:13 3 14.69 0.00 1.29 0.41 0.05 83.56 00:50:13 4 13.78 0.00 1.54 0.21 0.05 84.43 00:50:13 5 13.82 0.00 1.55 0.09 0.06 84.49 00:50:13 6 13.10 0.00 1.52 0.40 0.04 84.93 00:50:13 7 10.38 0.00 1.01 0.77 0.05 87.78 Average: all 23.16 0.00 1.34 0.19 0.06 75.24 Average: 0 19.01 0.00 1.20 0.11 0.06 79.63 Average: 1 26.77 0.00 1.37 0.08 0.07 71.72 Average: 2 27.12 0.00 1.44 0.20 0.06 71.18 Average: 3 23.44 0.00 1.26 0.25 0.06 74.99 Average: 4 23.85 0.00 1.51 0.18 0.06 74.41 Average: 5 21.95 0.00 1.34 0.05 0.06 76.59 Average: 6 21.47 0.00 1.33 0.23 0.06 76.92 Average: 7 21.71 0.00 1.26 0.44 0.06 76.53