---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28818 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 716 9652 4 5620 14930 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:16:5d:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe16:5dc3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:5b:dc:36:27:ad 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-28818) 06/20/26 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 22.08 3.58 17.68 0.83 186.56 5209.56 1367.32 06:50:10 36.37 0.06 32.54 3.76 1.72 3644.65 21813.31 07:00:10 40.12 0.30 23.43 16.38 12.36 5707.09 239787.25 Average: 32.93 1.30 24.62 7.01 65.95 4846.23 87795.74 06:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9737864 13306576 2651732 16.20 144612 3524172 2924888 16.79 633876 5600192 54676 06:50:10 9195576 13398548 2553824 15.60 178744 4070528 2775916 15.93 822140 5871088 5744 07:00:10 9862740 15266524 679552 4.15 201476 5179548 1182296 6.79 918364 5022884 20868 Average: 9598727 13990549 1961703 11.98 174944 4258083 2294367 13.17 791460 5498055 27096 06:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 269.31 269.31 255.98 255.98 0.00 0.00 0.00 0.00 06:40:01 ens3 98.43 75.33 848.03 15.78 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:10 lo 1791.21 1791.21 1708.03 1708.03 0.00 0.00 0.00 0.00 06:50:10 ens3 51.75 40.17 183.95 12.13 0.00 0.00 0.00 0.00 06:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:10 lo 117.44 117.44 101.75 101.75 0.00 0.00 0.00 0.00 07:00:10 ens3 81.92 80.97 123.17 230.67 0.00 0.00 0.00 0.00 07:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 733.38 733.38 695.64 695.64 0.00 0.00 0.00 0.00 Average: ens3 77.13 65.32 381.70 86.21 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-28818) 06/20/26 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:10 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 39.13 0.00 1.27 0.16 0.07 59.37 06:40:01 0 40.02 0.00 1.11 0.06 0.06 58.75 06:40:01 1 38.03 0.00 1.22 0.20 0.07 60.48 06:40:01 2 38.33 0.00 1.44 0.16 0.07 60.00 06:40:01 3 40.14 0.00 1.31 0.24 0.06 58.26 06:50:10 all 63.29 0.00 2.65 0.31 0.10 33.65 06:50:10 0 63.59 0.00 3.21 0.42 0.10 32.68 06:50:10 1 63.87 0.00 2.57 0.22 0.10 33.25 06:50:10 2 62.27 0.00 2.50 0.45 0.10 34.67 06:50:10 3 63.45 0.00 2.32 0.14 0.10 33.99 07:00:10 all 48.11 0.00 1.70 0.22 0.09 49.88 07:00:10 0 47.37 0.00 1.87 0.08 0.09 50.58 07:00:10 1 46.98 0.00 1.53 0.13 0.09 51.28 07:00:10 2 45.57 0.00 1.53 0.47 0.08 52.34 07:00:10 3 52.54 0.00 1.88 0.18 0.09 45.31 Average: all 50.29 0.00 1.88 0.23 0.08 47.52 Average: 0 50.43 0.00 2.08 0.19 0.08 47.22 Average: 1 49.74 0.00 1.78 0.18 0.08 48.21 Average: 2 48.83 0.00 1.83 0.36 0.08 48.89 Average: 3 52.14 0.00 1.84 0.19 0.08 45.75