---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-62925 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 62G 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 743 6886 4 8359 14902 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:c0:05:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80507sec preferred_lft 80507sec inet6 fe80::f816:3eff:fec0:582/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:e4:49:08:47:ed 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::80e4:49ff:fe08:47ed/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-62925) 10/08/26 _x86_64_ (4 CPU) 13:06:53 LINUX RESTART (4 CPU) 13:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:09 60.41 1.82 55.61 2.98 106.45 25496.64 7534.06 13:30:09 7.36 0.30 6.73 0.33 16.92 201.61 1096.31 13:40:09 26.41 0.81 24.24 1.36 14.23 1867.67 1095.65 13:50:09 28.27 0.01 26.85 1.42 0.11 1692.91 1113.07 14:00:09 20.99 0.05 5.25 15.69 0.99 132.23 215507.20 14:10:08 5.45 0.00 5.27 0.18 0.00 148.56 65.00 14:20:09 5.32 0.00 5.12 0.19 0.09 146.49 113.80 14:30:08 9.07 0.00 8.64 0.42 0.01 576.29 3774.08 14:40:08 6.83 0.00 6.60 0.23 0.00 250.88 231.72 Average: 18.90 0.33 16.03 2.53 15.42 3390.41 25614.56 13:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:09 1203260 9733644 6192612 37.82 236376 8125076 7451536 42.77 1935160 12490536 104 13:30:09 1441292 9961052 5966040 36.44 237924 8113204 7208224 41.38 1988296 12218288 312 13:40:09 2328848 9612048 6313732 38.56 251800 6872380 7187908 41.26 2117544 11207596 7124 13:50:09 5862660 13482996 2445352 14.94 262816 7188932 3607756 20.71 2229408 7561176 656 14:00:09 3757864 11396892 4530100 27.67 263960 7206484 5349904 30.71 2235848 9653128 88 14:10:08 2291668 9949208 5976956 36.50 264704 7224140 6740164 38.69 2238200 11113932 348 14:20:09 2099800 9775932 6150160 37.56 265372 7242028 6905864 39.64 2241760 11289864 172 14:30:08 3532828 11330324 4595984 28.07 269364 7353152 5326960 30.58 2249444 9852220 268 14:40:08 5565184 13405840 2521860 15.40 270152 7395344 3762904 21.60 2268496 7816524 636 Average: 3120378 10960882 4965866 30.33 258052 7413416 5949024 34.15 2167128 10355918 1079 13:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:09 lo 3.23 3.23 3.25 3.25 0.00 0.00 0.00 0.00 13:20:09 ens3 87.09 62.18 1003.70 5.74 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 15.11 15.11 9.16 9.16 0.00 0.00 0.00 0.00 13:30:09 ens3 1.08 1.13 0.23 0.87 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 18.87 18.87 15.49 15.49 0.00 0.00 0.00 0.00 13:40:09 ens3 1.62 1.42 0.41 0.65 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:09 lo 32.90 32.90 15.62 15.62 0.00 0.00 0.00 0.00 13:50:09 ens3 1.55 1.72 0.35 0.34 0.00 0.00 0.00 0.00 13:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:09 lo 18.37 18.37 9.22 9.22 0.00 0.00 0.00 0.00 14:00:09 ens3 0.71 0.55 0.14 0.11 0.00 0.00 0.00 0.00 14:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:08 lo 28.92 28.92 11.90 11.90 0.00 0.00 0.00 0.00 14:10:08 ens3 0.60 0.50 0.14 0.11 0.00 0.00 0.00 0.00 14:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:09 lo 18.05 18.05 10.06 10.06 0.00 0.00 0.00 0.00 14:20:09 ens3 0.66 0.56 0.13 0.11 0.00 0.00 0.00 0.00 14:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:08 lo 17.69 17.69 9.60 9.60 0.00 0.00 0.00 0.00 14:30:08 ens3 0.91 0.78 0.21 0.19 0.00 0.00 0.00 0.00 14:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:08 lo 16.91 16.91 6.89 6.89 0.00 0.00 0.00 0.00 14:40:08 ens3 0.70 0.52 0.14 0.11 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.89 18.89 10.13 10.13 0.00 0.00 0.00 0.00 Average: ens3 10.55 7.71 111.72 0.91 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-62925) 10/08/26 _x86_64_ (4 CPU) 13:06:53 LINUX RESTART (4 CPU) 13:10:08 CPU %user %nice %system %iowait %steal %idle 13:20:09 all 29.32 0.00 1.71 0.46 0.02 68.50 13:20:09 0 30.38 0.00 1.77 0.70 0.02 67.13 13:20:09 1 28.37 0.00 1.63 0.42 0.02 69.56 13:20:09 2 30.82 0.00 1.78 0.28 0.02 67.10 13:20:09 3 27.71 0.00 1.66 0.42 0.02 70.19 13:30:09 all 16.02 0.00 0.83 0.04 0.01 83.11 13:30:09 0 16.11 0.00 0.92 0.03 0.02 82.93 13:30:09 1 15.81 0.00 0.81 0.01 0.01 83.36 13:30:09 2 15.80 0.00 0.78 0.08 0.01 83.33 13:30:09 3 16.34 0.00 0.80 0.03 0.01 82.82 13:40:09 all 35.52 0.00 1.37 0.08 0.02 63.02 13:40:09 0 35.14 0.00 1.30 0.04 0.02 63.50 13:40:09 1 35.78 0.00 1.53 0.07 0.02 62.62 13:40:09 2 35.51 0.00 1.32 0.18 0.02 62.97 13:40:09 3 35.64 0.00 1.33 0.04 0.02 62.98 13:50:09 all 39.04 0.00 1.52 0.12 0.01 59.31 13:50:09 0 39.09 0.00 1.60 0.09 0.01 59.20 13:50:09 1 38.89 0.00 1.49 0.16 0.02 59.44 13:50:09 2 38.61 0.00 1.38 0.07 0.02 59.92 13:50:09 3 39.57 0.00 1.60 0.15 0.01 58.66 14:00:09 all 10.42 0.00 0.49 0.05 0.01 89.02 14:00:09 0 10.38 0.00 0.48 0.02 0.01 89.10 14:00:09 1 10.27 0.00 0.52 0.02 0.01 89.18 14:00:09 2 10.37 0.00 0.46 0.15 0.01 89.01 14:00:09 3 10.67 0.00 0.51 0.00 0.01 88.80 14:10:08 all 10.43 0.00 0.61 0.03 0.01 88.92 14:10:08 0 10.67 0.00 0.60 0.05 0.01 88.67 14:10:08 1 10.32 0.00 0.63 0.04 0.01 89.00 14:10:08 2 10.31 0.00 0.53 0.02 0.01 89.12 14:10:08 3 10.42 0.00 0.66 0.03 0.01 88.88 14:20:09 all 9.84 0.00 0.60 0.02 0.01 89.52 14:20:09 0 9.78 0.00 0.72 0.01 0.01 89.48 14:20:09 1 9.69 0.00 0.61 0.04 0.01 89.65 14:20:09 2 9.69 0.00 0.55 0.03 0.01 89.73 14:20:09 3 10.20 0.00 0.54 0.02 0.01 89.24 14:30:08 all 13.53 0.00 0.69 0.05 0.01 85.72 14:30:08 0 13.03 0.00 0.73 0.01 0.01 86.22 14:30:08 1 13.81 0.00 0.63 0.12 0.01 85.44 14:30:08 2 14.28 0.00 0.74 0.04 0.01 84.93 14:30:08 3 12.99 0.00 0.67 0.03 0.01 86.30 14:40:08 all 10.45 0.00 0.59 0.02 0.01 88.93 14:40:08 0 10.20 0.00 0.60 0.01 0.01 89.19 14:40:08 1 10.68 0.00 0.55 0.05 0.01 88.72 14:40:08 2 10.58 0.00 0.57 0.01 0.01 88.83 14:40:08 3 10.33 0.00 0.65 0.03 0.01 88.97 Average: all 19.40 0.00 0.94 0.10 0.01 79.56 Average: 0 19.42 0.00 0.97 0.11 0.01 79.50 Average: 1 19.30 0.00 0.93 0.10 0.01 79.66 Average: 2 19.55 0.00 0.90 0.09 0.01 79.44 Average: 3 19.32 0.00 0.94 0.08 0.01 79.65