---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10234 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 691 8712 4 6585 14954 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:70:f4:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fe70:f497/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f6:eb:e2:7d:06 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-10234) 02/13/26 _x86_64_ (4 CPU) 16:13:05 LINUX RESTART (4 CPU) 16:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:12 26.93 0.08 23.72 3.13 6.75 2394.82 29911.73 16:40:01 48.72 0.05 31.54 17.14 0.81 9669.94 268663.52 Average: 37.72 0.06 27.59 10.07 3.81 5998.69 148182.03 16:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:12 9451480 13192608 2763340 16.88 146176 3712524 2794512 16.04 829244 5693004 12280 16:40:01 6400832 12779356 3166984 19.34 174080 6223196 3225448 18.51 1716268 7758080 7392 Average: 7926156 12985982 2965162 18.11 160128 4967860 3009980 17.28 1272756 6725542 9836 16:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:12 lo 1478.29 1478.29 1401.47 1401.47 0.00 0.00 0.00 0.00 16:30:12 ens3 53.44 41.58 52.59 13.84 0.00 0.00 0.00 0.00 16:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 1013.67 1013.67 963.32 963.32 0.00 0.00 0.00 0.00 16:40:01 ens3 61.18 48.45 154.03 14.97 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1248.13 1248.13 1184.43 1184.43 0.00 0.00 0.00 0.00 Average: ens3 57.27 44.98 102.84 14.40 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-10234) 02/13/26 _x86_64_ (4 CPU) 16:13:05 LINUX RESTART (4 CPU) 16:20:11 CPU %user %nice %system %iowait %steal %idle 16:30:12 all 63.92 0.00 2.36 0.06 0.11 33.55 16:30:12 0 65.02 0.00 2.32 0.04 0.11 32.52 16:30:12 1 63.38 0.00 2.56 0.12 0.11 33.85 16:30:12 2 63.56 0.00 2.34 0.06 0.11 33.93 16:30:12 3 63.72 0.00 2.22 0.03 0.11 33.93 16:40:01 all 57.00 0.00 2.35 0.31 0.10 40.23 16:40:01 0 53.24 0.00 2.44 0.33 0.11 43.88 16:40:01 1 64.91 0.00 2.53 0.18 0.10 32.28 16:40:01 2 53.64 0.00 2.23 0.11 0.10 43.92 16:40:01 3 56.22 0.00 2.19 0.62 0.10 40.87 Average: all 60.49 0.00 2.35 0.18 0.10 36.86 Average: 0 59.19 0.00 2.38 0.18 0.11 38.15 Average: 1 64.14 0.00 2.54 0.15 0.10 33.07 Average: 2 58.64 0.00 2.29 0.09 0.10 38.88 Average: 3 60.00 0.00 2.21 0.32 0.10 37.37