---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19312 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 11G 67G 15% / 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 696 9760 4 5532 14950 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:dd:4b:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84590sec preferred_lft 84590sec inet6 fe80::f816:3eff:fedd:4b86/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:53:d8:0b:af:67 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-19312) 02/20/26 _x86_64_ (4 CPU) 12:39:08 LINUX RESTART (4 CPU) 12:40:40 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:40 30.31 3.54 24.83 1.94 180.88 5803.95 3379.33 13:00:02 34.44 0.04 30.72 3.67 1.14 3208.86 11799.86 Average: 32.31 1.84 27.68 2.78 93.93 4548.55 7452.85 12:40:40 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:40 8996052 12780796 3174800 19.39 157768 3713432 3560652 20.44 744144 6213028 186956 13:00:02 8843664 12984996 2966800 18.12 181184 4010432 3297396 18.93 856632 6209888 13200 Average: 8919858 12882896 3070800 18.76 169476 3861932 3429024 19.68 800388 6211458 100078 12:40:40 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:40 lo 650.08 650.08 618.77 618.77 0.00 0.00 0.00 0.00 12:50:40 ens3 113.11 90.96 912.40 20.06 0.00 0.00 0.00 0.00 12:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 1470.25 1470.25 1400.49 1400.49 0.00 0.00 0.00 0.00 13:00:02 ens3 47.82 37.02 144.23 11.61 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1046.84 1046.84 996.93 996.93 0.00 0.00 0.00 0.00 Average: ens3 81.53 64.87 540.79 15.97 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-19312) 02/20/26 _x86_64_ (4 CPU) 12:39:08 LINUX RESTART (4 CPU) 12:40:40 CPU %user %nice %system %iowait %steal %idle 12:50:40 all 58.27 0.00 2.06 0.12 0.10 39.45 12:50:40 0 57.76 0.00 1.90 0.11 0.10 40.12 12:50:40 1 58.09 0.00 1.98 0.13 0.11 39.69 12:50:40 2 58.15 0.00 2.34 0.09 0.11 39.31 12:50:40 3 59.08 0.00 2.00 0.16 0.10 38.67 13:00:02 all 57.05 0.00 2.47 0.10 0.10 40.28 13:00:02 0 56.11 0.00 2.48 0.06 0.09 41.26 13:00:02 1 56.59 0.00 2.41 0.21 0.09 40.69 13:00:02 2 59.29 0.00 2.86 0.08 0.10 37.67 13:00:02 3 56.19 0.00 2.13 0.07 0.10 41.51 Average: all 57.68 0.00 2.26 0.11 0.10 39.85 Average: 0 56.96 0.00 2.18 0.09 0.10 40.67 Average: 1 57.37 0.00 2.19 0.17 0.10 40.17 Average: 2 58.70 0.00 2.59 0.08 0.10 38.52 Average: 3 57.68 0.00 2.06 0.11 0.10 40.04