---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10316 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 760 18778 4 12552 30864 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:57:ff:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84471sec preferred_lft 84471sec inet6 fe80::f816:3eff:fe57:ff72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:b1:2b:75:2e:72 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::30b1:2bff:fe75:2e72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-10316) 02/14/26 _x86_64_ (8 CPU) 00:35:20 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 16.18 0.75 14.41 1.02 609.74 5503.81 18424.27 01:00:02 42.21 2.28 38.93 1.00 345.51 23779.00 1846.78 Average: 29.02 1.51 26.50 1.01 479.38 14520.16 10245.51 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24103484 28674548 3631328 11.05 150580 4635588 3798552 11.20 1011316 7285112 80 01:00:02 19769548 31656536 617516 1.88 224644 11594036 1388752 4.10 3342504 8937436 74776 Average: 21936516 30165542 2124422 6.46 187612 8114812 2593652 7.65 2176910 8111274 37428 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.62 5.62 0.55 0.55 0.00 0.00 0.00 0.00 00:50:09 ens3 51.23 37.41 335.34 10.25 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:02 lo 4100.54 4100.54 3915.50 3915.50 0.00 0.00 0.00 0.00 01:00:02 ens3 67.86 50.44 526.16 12.59 0.00 0.00 0.00 0.00 01:00:02 docker0 2.32 2.62 0.14 61.69 0.00 0.00 0.00 0.00 Average: lo 2025.91 2025.91 1932.05 1932.05 0.00 0.00 0.00 0.00 Average: ens3 59.43 43.84 429.48 11.41 0.00 0.00 0.00 0.00 Average: docker0 1.14 1.29 0.07 30.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-10316) 02/14/26 _x86_64_ (8 CPU) 00:35:20 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 38.47 0.00 1.56 0.17 0.13 59.67 00:50:09 0 33.76 0.00 1.46 0.07 0.12 64.58 00:50:09 1 41.32 0.00 1.64 0.43 0.13 56.48 00:50:09 2 39.53 0.00 1.45 0.19 0.14 58.70 00:50:09 3 36.01 0.00 1.34 0.16 0.12 62.37 00:50:09 4 42.68 0.00 1.57 0.09 0.14 55.53 00:50:09 5 42.03 0.00 1.41 0.16 0.13 56.28 00:50:09 6 37.57 0.00 1.77 0.23 0.12 60.30 00:50:09 7 34.88 0.00 1.84 0.03 0.13 63.12 01:00:02 all 19.06 0.00 2.14 0.40 0.08 78.32 01:00:02 0 22.72 0.00 4.09 0.09 0.10 73.00 01:00:02 1 15.44 0.00 1.96 1.27 0.08 81.24 01:00:02 2 15.48 0.00 1.50 0.42 0.07 82.53 01:00:02 3 30.16 0.00 4.56 0.26 0.12 64.90 01:00:02 4 16.38 0.00 1.02 0.21 0.07 82.31 01:00:02 5 18.00 0.00 1.22 0.16 0.08 80.54 01:00:02 6 17.81 0.00 1.21 0.45 0.08 80.45 01:00:02 7 16.62 0.00 1.57 0.35 0.08 81.38 Average: all 28.89 0.00 1.85 0.28 0.11 68.87 Average: 0 28.32 0.00 2.76 0.08 0.11 68.73 Average: 1 28.54 0.00 1.80 0.84 0.11 68.71 Average: 2 27.63 0.00 1.47 0.30 0.11 70.49 Average: 3 33.13 0.00 2.93 0.21 0.12 63.61 Average: 4 29.68 0.00 1.30 0.15 0.10 68.77 Average: 5 30.14 0.00 1.31 0.16 0.10 68.29 Average: 6 27.83 0.00 1.50 0.34 0.10 70.24 Average: 7 25.88 0.00 1.70 0.19 0.10 72.13