---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22532 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: 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: 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 636 8903 4 6449 15010 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:b4:52:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84414sec preferred_lft 84414sec inet6 fe80::f816:3eff:feb4:52c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:09:9f:64:e8:8a 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22532) 02/26/26 _x86_64_ (4 CPU) 16:31:47 LINUX RESTART (4 CPU) 16:40:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:15 24.96 0.02 22.10 2.85 0.23 2190.95 6858.29 17:00:24 25.61 0.02 23.56 2.02 0.47 8568.97 4436.48 Average: 25.29 0.02 22.84 2.43 0.35 5428.11 5629.10 16:40:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:15 9219428 12926828 3029944 18.51 148204 3663644 3108444 17.84 742472 6005424 31864 17:00:24 6576300 12740292 3208260 19.59 178008 6004084 3267620 18.76 1596012 7692416 232028 Average: 7897864 12833560 3119102 19.05 163106 4833864 3188032 18.30 1169242 6848920 131946 16:40:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:15 lo 1200.72 1200.72 1142.97 1142.97 0.00 0.00 0.00 0.00 16:50:15 ens3 39.85 34.89 24.55 12.17 0.00 0.00 0.00 0.00 16:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:24 lo 858.90 858.90 7334.57 7334.57 0.00 0.00 0.00 0.00 17:00:24 ens3 39.01 31.61 118.39 10.19 0.00 0.00 0.00 0.00 17:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1027.23 1027.23 4285.52 4285.52 0.00 0.00 0.00 0.00 Average: ens3 39.42 33.23 72.18 11.16 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22532) 02/26/26 _x86_64_ (4 CPU) 16:31:47 LINUX RESTART (4 CPU) 16:40:24 CPU %user %nice %system %iowait %steal %idle 16:50:15 all 66.90 0.00 2.32 0.09 0.10 30.60 16:50:15 0 66.12 0.00 2.33 0.10 0.11 31.35 16:50:15 1 67.36 0.00 2.58 0.03 0.11 29.93 16:50:15 2 65.80 0.00 2.12 0.15 0.10 31.84 16:50:15 3 68.31 0.00 2.26 0.06 0.10 29.26 17:00:24 all 46.42 0.00 1.81 0.25 0.09 51.44 17:00:24 0 48.19 0.00 1.76 0.10 0.09 49.86 17:00:24 1 41.18 0.00 1.97 0.17 0.09 56.59 17:00:24 2 50.64 0.00 1.57 0.13 0.09 47.57 17:00:24 3 45.67 0.00 1.92 0.61 0.09 51.72 Average: all 56.50 0.00 2.06 0.17 0.10 41.18 Average: 0 57.01 0.00 2.04 0.10 0.10 40.75 Average: 1 54.05 0.00 2.27 0.10 0.10 43.48 Average: 2 58.11 0.00 1.84 0.14 0.09 39.82 Average: 3 56.81 0.00 2.09 0.34 0.09 40.67