---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-63301 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 17G 61G 22% / 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 726 6744 4 8518 14919 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:bd:96:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79625sec preferred_lft 79625sec inet6 fe80::f816:3eff:febd:968b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ba:b1:0d:83:a4 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 inet6 fe80::24ba:b1ff:fe0d:83a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63301) 10/10/26 _x86_64_ (4 CPU) 07:21:58 LINUX RESTART (4 CPU) 07:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:01 16.03 0.82 14.35 0.86 74.81 1457.23 1498.53 07:50:19 9.32 0.00 8.81 0.51 0.03 326.86 972.18 08:00:09 22.74 0.76 20.82 1.16 9.44 1798.71 671.51 08:10:01 29.45 0.05 27.87 1.53 3.43 1791.72 799.42 08:20:04 8.32 0.00 7.98 0.33 0.11 245.93 243.45 08:30:01 6.87 0.00 6.53 0.34 0.00 239.72 201.07 08:40:01 5.38 0.00 5.14 0.24 0.00 165.51 80.13 08:50:06 20.64 0.05 5.35 15.24 1.02 168.10 212111.43 09:00:06 8.44 0.00 8.00 0.44 0.00 560.30 179.16 09:10:01 6.20 0.00 6.00 0.20 0.00 191.78 59.73 Average: 13.29 0.17 11.03 2.10 8.69 688.15 21897.97 07:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 2739484 11180856 4746720 28.99 233980 8040372 5488952 31.51 1951388 10953156 276 07:50:19 2210276 10671932 5256080 32.10 235980 8058500 7623412 43.76 1971680 11462972 772 08:00:09 4266012 13126736 2799852 17.10 249608 8428952 3585276 20.58 2099012 9277432 11860 08:10:01 6016428 13649100 2278720 13.92 261812 7204372 3652760 20.97 2225396 7427324 15656 08:20:04 3484396 11137844 4789644 29.25 263040 7223704 5488508 31.50 2228592 9929772 296 08:30:01 2443476 10134772 5792404 35.38 263796 7260848 6713288 38.53 2231540 10975836 120 08:40:01 2140084 9855400 6071540 37.08 264700 7283928 6870804 39.44 2235260 11267532 460 08:50:06 3702140 11446888 4480760 27.37 265924 7312064 5281400 30.32 2242872 9711164 316 09:00:06 3217628 11095260 4831804 29.51 269640 7433532 5487968 31.50 2256300 10167352 444 09:10:01 2490584 10397936 5528648 33.77 270292 7461748 6182592 35.49 2267740 10880532 44 Average: 3271051 11269672 4657617 28.45 257877 7570802 5637496 32.36 2170978 10205307 3024 07:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 13.90 13.90 9.70 9.70 0.00 0.00 0.00 0.00 07:40:01 ens3 0.92 0.70 0.27 0.16 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:19 lo 12.11 12.11 6.33 6.33 0.00 0.00 0.00 0.00 07:50:19 ens3 0.78 0.72 0.14 0.12 0.00 0.00 0.00 0.00 07:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 lo 14.36 14.36 11.35 11.35 0.00 0.00 0.00 0.00 08:00:09 ens3 1.09 0.86 0.29 0.24 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 29.58 29.58 17.64 17.64 0.00 0.00 0.00 0.00 08:10:01 ens3 2.10 2.06 0.51 1.47 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 22.09 22.09 10.44 10.44 0.00 0.00 0.00 0.00 08:20:04 ens3 0.90 0.67 0.20 0.16 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 28.70 28.70 11.36 11.36 0.00 0.00 0.00 0.00 08:30:01 ens3 0.59 0.41 0.10 0.08 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 08:40:01 lo 21.51 21.51 10.67 10.67 0.00 0.00 0.00 0.00 08:40:01 ens3 0.75 0.55 0.14 0.11 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 lo 15.18 15.18 8.56 8.56 0.00 0.00 0.00 0.00 08:50:06 ens3 0.73 0.60 0.15 0.13 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:06 lo 14.48 14.48 7.46 7.46 0.00 0.00 0.00 0.00 09:00:06 ens3 0.95 0.72 0.26 0.20 0.00 0.00 0.00 0.00 09:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 22.75 22.75 8.95 8.95 0.00 0.00 0.00 0.00 09:10:01 ens3 0.70 0.49 0.16 0.11 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.44 19.44 10.22 10.22 0.00 0.00 0.00 0.00 Average: ens3 0.95 0.78 0.22 0.28 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-63301) 10/10/26 _x86_64_ (4 CPU) 07:21:58 LINUX RESTART (4 CPU) 07:30:16 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 23.25 0.00 1.04 0.09 0.02 75.60 07:40:01 0 23.87 0.00 1.00 0.19 0.02 74.92 07:40:01 1 22.75 0.00 1.08 0.05 0.02 76.10 07:40:01 2 23.25 0.00 0.99 0.07 0.02 75.68 07:40:01 3 23.14 0.00 1.08 0.06 0.02 75.69 07:50:19 all 20.45 0.00 0.99 0.05 0.02 78.49 07:50:19 0 20.42 0.00 0.99 0.03 0.02 78.54 07:50:19 1 20.07 0.00 0.95 0.08 0.02 78.88 07:50:19 2 20.29 0.00 1.03 0.01 0.02 78.65 07:50:19 3 21.03 0.00 1.00 0.06 0.02 77.88 08:00:09 all 26.71 0.00 1.15 0.09 0.02 72.03 08:00:09 0 27.11 0.00 1.22 0.08 0.03 71.56 08:00:09 1 26.22 0.00 1.10 0.08 0.02 72.59 08:00:09 2 26.50 0.00 0.98 0.14 0.02 72.37 08:00:09 3 27.01 0.00 1.32 0.05 0.02 71.59 08:10:01 all 47.51 0.00 1.94 0.11 0.03 50.42 08:10:01 0 47.50 0.00 1.99 0.04 0.03 50.45 08:10:01 1 46.04 0.00 1.93 0.05 0.03 51.94 08:10:01 2 48.00 0.00 1.84 0.27 0.03 49.86 08:10:01 3 48.49 0.00 1.99 0.07 0.03 49.42 08:20:04 all 15.45 0.00 0.60 0.05 0.01 83.89 08:20:04 0 15.39 0.00 0.56 0.04 0.01 84.00 08:20:04 1 15.46 0.00 0.71 0.06 0.02 83.75 08:20:04 2 15.83 0.00 0.54 0.05 0.01 83.57 08:20:04 3 15.10 0.00 0.59 0.04 0.01 84.26 08:30:01 all 15.39 0.00 0.67 0.04 0.01 83.87 08:30:01 0 15.32 0.00 0.77 0.01 0.01 83.89 08:30:01 1 15.13 0.00 0.69 0.02 0.01 84.15 08:30:01 2 15.36 0.00 0.59 0.14 0.01 83.90 08:30:01 3 15.77 0.00 0.65 0.01 0.01 83.56 08:40:01 all 11.23 0.00 0.60 0.03 0.01 88.13 08:40:01 0 11.29 0.00 0.68 0.03 0.01 87.99 08:40:01 1 11.18 0.00 0.57 0.04 0.01 88.20 08:40:01 2 11.55 0.00 0.51 0.05 0.01 87.88 08:40:01 3 10.88 0.00 0.64 0.01 0.01 88.45 08:50:06 all 8.27 0.00 0.65 0.06 0.01 91.01 08:50:06 0 8.56 0.00 0.73 0.15 0.01 90.56 08:50:06 1 7.82 0.00 0.67 0.03 0.01 91.47 08:50:06 2 8.26 0.00 0.59 0.03 0.01 91.12 08:50:06 3 8.45 0.00 0.61 0.05 0.01 90.89 09:00:06 all 14.23 0.00 0.68 0.05 0.01 85.02 09:00:06 0 13.95 0.00 0.82 0.03 0.01 85.19 09:00:06 1 13.93 0.00 0.56 0.03 0.01 85.47 09:00:06 2 14.14 0.00 0.59 0.02 0.01 85.24 09:00:06 3 14.92 0.00 0.75 0.11 0.02 84.19 09:10:01 all 9.95 0.00 0.61 0.05 0.01 89.38 09:10:01 0 10.56 0.00 0.69 0.11 0.01 88.63 09:10:01 1 9.94 0.00 0.52 0.02 0.01 89.51 09:10:01 2 9.54 0.00 0.63 0.02 0.01 89.79 09:10:01 3 9.75 0.00 0.60 0.05 0.01 89.59 Average: all 19.18 0.00 0.89 0.06 0.02 79.85 Average: 0 19.33 0.00 0.94 0.07 0.02 79.64 Average: 1 18.79 0.00 0.88 0.05 0.02 80.27 Average: 2 19.21 0.00 0.83 0.08 0.02 79.87 Average: 3 19.39 0.00 0.92 0.05 0.01 79.62