---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9806 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 628 8807 4 6553 15018 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:e1:70:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:fee1:70f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:6f:80:95:29:6c 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::dc6f:80ff:fe95:296c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9806) 02/12/26 _x86_64_ (4 CPU) 14:29:29 LINUX RESTART (4 CPU) 14:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:00 98.26 10.49 68.95 18.81 1756.60 6095.57 351246.71 14:50:08 9.01 0.19 8.24 0.58 5.78 1422.80 688.17 15:00:04 53.09 2.18 47.31 3.60 364.27 9517.21 27352.48 Average: 53.27 4.28 41.35 7.64 706.68 5651.95 126118.67 14:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:00 8498424 11811108 4150040 25.35 142088 3319232 4257900 24.44 772860 6737720 6680 14:50:08 9602064 13426416 2530736 15.46 159360 3778132 2848052 16.35 892264 5485460 106308 15:00:04 9039900 15388552 555436 3.39 199856 6141796 1324680 7.60 1823952 4936984 668 Average: 9046796 13542025 2412071 14.73 167101 4413053 2810211 16.13 1163025 5720055 37885 14:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:00 lo 17.73 17.73 3.84 3.84 0.00 0.00 0.00 0.00 14:40:00 ens3 112.60 78.82 884.93 15.60 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:08 lo 402.43 402.43 349.65 349.65 0.00 0.00 0.00 0.00 14:50:08 ens3 27.94 19.70 259.02 3.05 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 lo 1535.51 1535.51 1491.19 1491.19 0.00 0.00 0.00 0.00 15:00:04 ens3 105.28 92.18 576.05 622.08 0.00 0.00 0.00 0.00 15:00:04 docker0 48.24 46.55 612.43 67.14 0.00 0.00 0.00 0.00 15:00:04 veth5a96137 46.09 43.91 612.93 5.88 0.00 0.00 0.00 0.05 Average: lo 648.86 648.86 611.82 611.82 0.00 0.00 0.00 0.00 Average: ens3 81.66 63.31 572.00 211.77 0.00 0.00 0.00 0.00 Average: docker0 15.94 15.38 202.37 22.19 0.00 0.00 0.00 0.00 Average: veth5a96137 15.23 14.51 202.53 1.94 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-9806) 02/12/26 _x86_64_ (4 CPU) 14:29:29 LINUX RESTART (4 CPU) 14:30:00 CPU %user %nice %system %iowait %steal %idle 14:40:00 all 33.91 0.00 1.59 0.82 0.08 63.60 14:40:00 0 32.89 0.00 1.38 0.19 0.08 65.46 14:40:00 1 33.69 0.00 1.74 0.48 0.08 64.01 14:40:00 2 34.40 0.00 1.56 0.89 0.08 63.07 14:40:00 3 34.64 0.00 1.69 1.72 0.08 61.86 14:50:08 all 21.40 0.00 1.07 0.08 0.09 77.36 14:50:08 0 22.31 0.00 1.03 0.02 0.08 76.56 14:50:08 1 21.21 0.00 0.96 0.19 0.08 77.56 14:50:08 2 20.52 0.00 1.14 0.06 0.08 78.20 14:50:08 3 21.55 0.00 1.16 0.04 0.11 77.13 15:00:04 all 46.92 0.00 2.88 0.55 0.10 49.55 15:00:04 0 48.80 0.00 3.11 0.39 0.10 47.60 15:00:04 1 44.91 0.00 2.77 0.68 0.10 51.55 15:00:04 2 49.46 0.00 3.18 0.31 0.10 46.94 15:00:04 3 44.52 0.00 2.46 0.82 0.10 52.09 Average: all 33.99 0.00 1.84 0.48 0.09 63.60 Average: 0 34.58 0.00 1.83 0.20 0.09 63.30 Average: 1 33.19 0.00 1.82 0.45 0.09 64.46 Average: 2 34.69 0.00 1.95 0.42 0.09 62.85 Average: 3 33.49 0.00 1.77 0.86 0.10 63.79