---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7373 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 679 8679 4 6630 14967 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:30:75:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84625sec preferred_lft 84625sec inet6 fe80::f816:3eff:fe30:753b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:62:6a:e1:8a:00 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-7373) 02/03/26 _x86_64_ (4 CPU) 08:45:10 LINUX RESTART (4 CPU) 08:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:02 40.77 0.63 23.67 16.47 613.50 3098.38 250318.95 09:10:12 28.46 0.03 25.69 2.75 0.62 4249.17 6498.21 Average: 34.57 0.33 24.69 9.56 304.88 3677.88 127539.43 08:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:02 8958388 12862208 3094488 18.90 142720 3876184 3251416 18.66 909256 6113972 122996 09:10:12 6150396 10989548 4962892 30.31 157024 4756276 4924320 28.27 1195900 8562620 29624 Average: 7554392 11925878 4028690 24.61 149872 4316230 4087868 23.46 1052578 7338296 76310 08:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:02 lo 1329.50 1329.50 1260.09 1260.09 0.00 0.00 0.00 0.00 09:00:02 ens3 40.50 32.17 208.30 8.31 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:12 lo 1315.35 1315.35 1293.35 1293.35 0.00 0.00 0.00 0.00 09:10:12 ens3 21.51 18.99 24.64 6.53 0.00 0.00 0.00 0.00 09:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1322.37 1322.37 1276.84 1276.84 0.00 0.00 0.00 0.00 Average: ens3 30.94 25.53 115.81 7.42 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-7373) 02/03/26 _x86_64_ (4 CPU) 08:45:10 LINUX RESTART (4 CPU) 08:50:00 CPU %user %nice %system %iowait %steal %idle 09:00:02 all 64.50 0.00 2.40 0.36 0.11 32.62 09:00:02 0 62.96 0.00 2.30 0.33 0.11 34.30 09:00:02 1 65.24 0.00 2.50 0.41 0.11 31.74 09:00:02 2 65.21 0.00 2.45 0.45 0.11 31.79 09:00:02 3 64.60 0.00 2.36 0.27 0.10 32.66 09:10:12 all 52.38 0.00 2.21 1.73 0.09 43.59 09:10:12 0 48.97 0.00 1.93 0.34 0.09 48.67 09:10:12 1 52.36 0.00 2.22 0.92 0.09 44.41 09:10:12 2 54.19 0.00 2.30 5.43 0.09 38.00 09:10:12 3 53.99 0.00 2.41 0.25 0.09 43.27 Average: all 58.39 0.00 2.31 1.05 0.10 38.15 Average: 0 55.91 0.00 2.11 0.34 0.10 41.54 Average: 1 58.75 0.00 2.36 0.66 0.10 38.12 Average: 2 59.66 0.00 2.37 2.95 0.10 34.91 Average: 3 59.25 0.00 2.38 0.26 0.10 38.01