---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11344 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 17G 138G 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 774 19268 4 12049 30850 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:a1:20:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84740sec preferred_lft 84740sec inet6 fe80::f816:3eff:fea1:2066/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:9d:3e:8e:a7:0c 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::649d:3eff:fe8e:a70c/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-11344) 02/17/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 26.10 0.07 10.49 15.53 3.56 5006.75 511479.30 00:50:02 47.76 2.37 44.41 0.99 361.30 20798.15 1500.98 Average: 37.00 1.23 27.57 8.21 183.72 12959.38 254651.79 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22675916 29397020 2900880 8.83 171452 6686012 3065112 9.04 1764872 7844332 1250852 00:50:02 19800680 31645864 627028 1.91 225128 11550236 1414692 4.17 3254248 8992196 560 Average: 21238298 30521442 1763954 5.37 198290 9118124 2239902 6.61 2509560 8418264 625706 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 57.38 44.08 235.88 12.48 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 00:50:02 lo 4485.15 4485.15 4282.83 4282.83 0.00 0.00 0.00 0.00 00:50:02 ens3 123.06 108.87 338.90 1267.07 0.00 0.00 0.00 0.00 00:50:02 docker0 75.95 74.35 1256.88 69.09 0.00 0.00 0.00 0.00 00:50:02 vethb23d0a5 73.39 70.94 1257.73 8.31 0.00 0.00 0.00 0.10 Average: lo 2259.57 2259.57 2156.93 2156.93 0.00 0.00 0.00 0.00 Average: ens3 90.46 76.71 287.76 644.30 0.00 0.00 0.00 0.00 Average: docker0 38.25 37.44 632.97 34.80 0.00 0.00 0.00 0.00 Average: vethb23d0a5 36.96 35.73 633.40 4.18 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-11344) 02/17/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.90 0.00 1.34 0.16 0.13 63.47 00:40:01 0 36.19 0.00 1.16 0.06 0.09 62.50 00:40:01 1 33.81 0.00 1.37 0.01 0.19 64.63 00:40:01 2 31.96 0.00 1.33 0.02 0.13 66.55 00:40:01 3 41.39 0.00 1.37 0.02 0.12 57.11 00:40:01 4 36.63 0.00 1.38 0.12 0.13 61.74 00:40:01 5 33.14 0.00 1.27 0.90 0.19 64.49 00:40:01 6 30.82 0.00 1.29 0.12 0.08 67.69 00:40:01 7 35.29 0.00 1.50 0.07 0.09 63.05 00:50:02 all 16.38 0.00 2.00 0.20 0.05 81.36 00:50:02 0 14.25 0.00 1.45 0.29 0.05 83.95 00:50:02 1 21.02 0.00 3.25 0.10 0.05 75.57 00:50:02 2 14.39 0.00 2.30 0.21 0.05 83.05 00:50:02 3 23.13 0.00 3.80 0.09 0.07 72.90 00:50:02 4 15.35 0.00 1.07 0.32 0.04 83.21 00:50:02 5 14.99 0.00 1.01 0.23 0.04 83.72 00:50:02 6 11.79 0.00 0.84 0.19 0.04 87.14 00:50:02 7 16.21 0.00 2.34 0.19 0.05 81.22 Average: all 25.57 0.00 1.67 0.18 0.09 72.49 Average: 0 25.11 0.00 1.31 0.18 0.07 73.34 Average: 1 27.37 0.00 2.32 0.05 0.12 70.13 Average: 2 23.11 0.00 1.82 0.11 0.09 74.87 Average: 3 32.22 0.00 2.59 0.05 0.10 65.04 Average: 4 25.90 0.00 1.22 0.22 0.08 72.57 Average: 5 24.00 0.00 1.14 0.57 0.11 74.18 Average: 6 21.20 0.00 1.06 0.15 0.06 77.52 Average: 7 25.66 0.00 1.92 0.13 0.07 72.22