---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60120 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 65G 17% / 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 686 8112 4 7190 14959 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:65:92:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84063sec preferred_lft 84063sec inet6 fe80::f816:3eff:fe65:9205/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:5d:18:cb:61:4a 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60120) 09/27/26 _x86_64_ (4 CPU) 07:57:03 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:08 39.47 12.75 23.81 2.91 173.32 3698.25 6894.22 08:20:01 30.99 0.02 27.79 3.18 0.58 2400.31 13533.43 08:30:01 7.74 0.02 7.15 0.57 0.45 3065.12 5214.44 Average: 26.10 4.31 19.56 2.22 58.80 3059.85 8519.32 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:08 8563820 12325772 3630732 22.18 140940 3721168 3557860 20.42 727424 6659876 3160 08:20:01 8068960 12467900 3484488 21.28 169576 4287532 3400936 19.52 874600 6969084 236928 08:30:01 5328344 10267080 5683544 34.71 171244 4810312 5292232 30.38 1064540 9487984 332 Average: 7320375 11686917 4266255 26.06 160587 4273004 4083676 23.44 888855 7705648 80140 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:08 lo 1695.98 1695.98 1610.99 1610.99 0.00 0.00 0.00 0.00 08:10:08 ens3 88.74 68.94 496.73 16.42 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 1596.22 1596.22 1521.36 1521.36 0.00 0.00 0.00 0.00 08:20:01 ens3 34.52 27.05 25.38 10.90 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 485.60 485.60 7009.45 7009.45 0.00 0.00 0.00 0.00 08:30:01 ens3 9.88 7.49 7.96 3.10 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1259.44 1259.44 3382.06 3382.06 0.00 0.00 0.00 0.00 Average: ens3 44.59 34.65 178.56 10.16 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60120) 09/27/26 _x86_64_ (4 CPU) 07:57:03 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:08 all 68.70 0.07 2.84 0.10 0.05 28.24 08:10:08 0 67.35 0.06 3.03 0.10 0.06 29.41 08:10:08 1 69.77 0.06 3.07 0.06 0.05 26.99 08:10:08 2 67.97 0.14 2.65 0.11 0.06 29.08 08:10:08 3 69.72 0.00 2.60 0.13 0.05 27.50 08:20:01 all 64.93 0.00 2.95 0.09 0.06 31.97 08:20:01 0 64.46 0.00 2.81 0.12 0.05 32.56 08:20:01 1 66.66 0.00 3.17 0.08 0.07 30.02 08:20:01 2 62.91 0.00 2.73 0.10 0.06 34.19 08:20:01 3 65.70 0.00 3.08 0.06 0.07 31.09 08:30:01 all 32.83 0.00 1.22 0.07 0.04 65.84 08:30:01 0 34.17 0.00 1.28 0.07 0.05 64.43 08:30:01 1 39.93 0.00 1.41 0.03 0.07 58.57 08:30:01 2 25.72 0.00 1.07 0.08 0.02 73.10 08:30:01 3 31.50 0.00 1.12 0.10 0.04 67.24 Average: all 55.48 0.02 2.33 0.09 0.05 42.02 Average: 0 55.31 0.02 2.37 0.09 0.05 42.14 Average: 1 58.79 0.02 2.55 0.06 0.06 38.52 Average: 2 52.18 0.05 2.15 0.10 0.05 45.47 Average: 3 55.64 0.00 2.26 0.10 0.05 41.95