---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7968 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 666 8645 4 6676 14980 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:5b:ff:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84530sec preferred_lft 84530sec inet6 fe80::f816:3eff:fe5b:ffb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:fb:66:41:5d:db 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-7968) 02/05/26 _x86_64_ (4 CPU) 16:46:32 LINUX RESTART (4 CPU) 16:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:01 29.44 1.00 24.91 3.53 646.35 3439.93 51643.17 17:10:16 31.13 0.01 27.84 3.28 0.16 2585.16 32193.49 Average: 30.31 0.49 26.41 3.40 314.48 3000.94 41654.29 16:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 9288400 13036288 2920448 17.84 139016 3734556 2927348 16.80 860716 5827112 27612 17:10:16 7970856 12776068 3176104 19.40 158880 4724328 3185132 18.28 1164268 6803484 616252 Average: 8629628 12906178 3048276 18.62 148948 4229442 3056240 17.54 1012492 6315298 321932 16:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 1500.84 1500.84 1423.51 1423.51 0.00 0.00 0.00 0.00 17:00:01 ens3 46.57 37.03 328.68 9.56 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:16 lo 1364.31 1364.31 1298.83 1298.83 0.00 0.00 0.00 0.00 17:10:16 ens3 29.38 24.96 27.48 8.04 0.00 0.00 0.00 0.00 17:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1430.72 1430.72 1359.47 1359.47 0.00 0.00 0.00 0.00 Average: ens3 37.74 30.83 173.99 8.78 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-7968) 02/05/26 _x86_64_ (4 CPU) 16:46:32 LINUX RESTART (4 CPU) 16:50:18 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 70.62 0.00 2.60 0.45 0.13 26.20 17:00:01 0 70.22 0.00 2.33 0.26 0.14 27.05 17:00:01 1 71.23 0.00 2.75 0.85 0.13 25.04 17:00:01 2 70.10 0.00 2.84 0.39 0.13 26.54 17:00:01 3 70.92 0.00 2.48 0.29 0.14 26.18 17:10:16 all 63.28 0.00 2.59 0.48 0.12 33.52 17:10:16 0 62.88 0.00 2.51 0.51 0.12 33.97 17:10:16 1 65.01 0.00 2.94 0.72 0.12 31.20 17:10:16 2 62.26 0.00 2.49 0.30 0.11 34.84 17:10:16 3 62.96 0.00 2.42 0.39 0.14 34.08 Average: all 66.85 0.00 2.60 0.46 0.13 29.96 Average: 0 66.45 0.00 2.42 0.39 0.13 30.61 Average: 1 68.04 0.00 2.85 0.78 0.13 28.20 Average: 2 66.07 0.00 2.66 0.34 0.12 30.81 Average: 3 66.84 0.00 2.45 0.34 0.14 30.23