---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7504 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: 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 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 755 18830 4 12506 30869 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:42:2c:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe42:2ca9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:8e:e4:5a:c1:28 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::488e:e4ff:fe5a:c128/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-7504) 02/04/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:20 19.84 0.45 18.98 0.40 16.59 14310.55 358.93 00:30:04 46.31 14.35 30.88 1.08 499.33 11588.14 2908.04 Average: 32.86 7.28 24.84 0.74 254.00 12971.67 1612.58 00:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:20 19653280 28269276 4020940 12.24 184732 8505772 4238668 12.50 2202628 10385288 44 00:30:04 19258696 31381692 888348 2.70 224992 11814564 1719448 5.07 3408576 9390344 192 Average: 19455988 29825484 2454644 7.47 204862 10160168 2979058 8.78 2805602 9887816 118 00:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:20 lo 2910.38 2910.38 2778.45 2778.45 0.00 0.00 0.00 0.00 00:20:20 ens3 45.99 37.06 309.30 10.71 0.00 0.00 0.00 0.00 00:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:04 lo 1528.21 1528.21 1448.30 1448.30 0.00 0.00 0.00 0.00 00:30:04 ens3 192.47 195.50 252.17 2795.49 0.00 0.00 0.00 0.00 00:30:04 docker0 89.57 95.11 1397.06 74.07 0.00 0.00 0.00 0.00 Average: lo 2230.63 2230.63 2124.29 2124.29 0.00 0.00 0.00 0.00 Average: ens3 118.03 114.98 281.20 1380.26 0.00 0.00 0.00 0.00 Average: docker0 44.05 46.78 687.07 36.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-7504) 02/04/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:17 CPU %user %nice %system %iowait %steal %idle 00:20:20 all 27.21 0.00 1.74 0.21 0.08 70.76 00:20:20 0 29.66 0.00 3.17 0.16 0.09 66.92 00:20:20 1 37.67 0.00 1.84 0.10 0.08 60.30 00:20:20 2 23.77 0.00 1.22 0.40 0.08 74.53 00:20:20 3 28.90 0.00 1.56 0.06 0.08 69.40 00:20:20 4 22.57 0.00 0.92 0.22 0.07 76.21 00:20:20 5 25.82 0.00 2.05 0.37 0.08 71.68 00:20:20 6 27.60 0.00 1.32 0.15 0.09 70.85 00:20:20 7 21.71 0.00 1.84 0.20 0.08 76.17 00:30:04 all 12.49 0.04 1.40 0.27 0.06 85.75 00:30:04 0 22.76 0.00 3.11 0.20 0.06 73.87 00:30:04 1 12.57 0.00 1.31 0.36 0.06 85.70 00:30:04 2 12.71 0.00 1.25 0.37 0.07 85.61 00:30:04 3 10.73 0.00 1.23 0.20 0.05 87.78 00:30:04 4 13.18 0.32 0.85 0.28 0.06 85.32 00:30:04 5 10.73 0.00 0.86 0.31 0.06 88.04 00:30:04 6 4.59 0.00 0.51 0.26 0.04 94.59 00:30:04 7 12.65 0.00 2.10 0.15 0.06 85.04 Average: all 19.96 0.02 1.57 0.24 0.07 78.14 Average: 0 26.26 0.00 3.14 0.18 0.08 70.35 Average: 1 25.33 0.00 1.58 0.23 0.07 72.79 Average: 2 18.32 0.00 1.23 0.38 0.07 79.99 Average: 3 19.95 0.00 1.40 0.13 0.07 78.45 Average: 4 17.95 0.16 0.88 0.25 0.07 80.69 Average: 5 18.38 0.00 1.46 0.34 0.07 79.75 Average: 6 16.27 0.00 0.92 0.20 0.06 82.54 Average: 7 17.26 0.00 1.97 0.18 0.07 80.53