---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39394 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 700 6694 3 8594 14946 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:45:af:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79761sec preferred_lft 79761sec inet6 fe80::f816:3eff:fe45:af8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:9a:02:62:af:1c 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::a09a:2ff:fe62:af1c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39394) 08/21/26 _x86_64_ (4 CPU) 07:28:00 LINUX RESTART (4 CPU) 07:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:01 93.77 8.22 81.81 3.73 765.35 30197.57 9542.52 07:50:31 6.95 0.74 5.97 0.23 67.59 171.41 801.84 08:00:12 8.01 0.00 7.56 0.46 0.01 279.62 1526.97 08:10:00 20.78 0.76 19.03 0.99 9.27 1701.55 1605.47 08:20:06 33.05 0.05 31.52 1.48 1.83 1841.77 1261.82 08:30:19 24.52 0.06 9.24 15.23 1.07 259.73 210486.48 08:40:01 4.53 0.00 4.35 0.18 0.00 143.73 45.57 08:50:21 6.86 0.00 6.57 0.28 0.00 252.95 638.74 09:00:21 4.48 0.00 4.36 0.12 0.00 156.89 49.27 09:10:01 10.41 0.00 10.05 0.36 0.01 591.44 281.53 Average: 21.15 0.96 17.85 2.34 82.78 3476.68 23131.68 07:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1886492 11830680 4098140 25.03 232700 9527088 6064528 34.81 1924892 11822332 896 07:50:31 3295832 11102724 4826768 29.48 231424 7418600 5565848 31.95 1961900 10398072 52 08:00:12 7481556 15307656 623704 3.81 233208 7435788 1384904 7.95 1981100 6189716 6904 08:10:00 4319368 12531980 3395868 20.74 245396 7794820 4748580 27.26 2085696 9252780 11040 08:20:06 2452144 10124412 5803404 35.44 258164 7247960 6391136 36.69 2230284 10954904 340 08:30:19 3597564 11310844 4618116 28.21 259536 7287244 5380252 30.88 2239276 9821992 716 08:40:01 3509448 11244112 4684792 28.61 260176 7307964 5401956 31.01 2240808 9903208 300 08:50:21 2400616 10178720 5749700 35.12 260996 7350444 6601396 37.89 2245960 11009712 284 09:00:21 3723492 11527352 4402000 26.89 261436 7375716 5208380 29.90 2248036 9671916 392 09:10:01 3305824 11246540 4682216 28.60 265456 7499440 5315580 30.51 2261612 10072676 232 Average: 3597234 11640502 4288471 26.19 250849 7624506 5206256 29.88 2141956 9909731 2116 07:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 3.31 3.31 2.42 2.42 0.00 0.00 0.00 0.00 07:40:01 ens3 112.30 86.65 1665.32 9.54 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:50:31 lo 12.17 12.17 8.49 8.49 0.00 0.00 0.00 0.00 07:50:31 ens3 1.74 1.27 0.48 1.92 0.00 0.00 0.00 0.00 07:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:12 lo 12.73 12.73 6.72 6.72 0.00 0.00 0.00 0.00 08:00:12 ens3 1.20 0.68 0.35 0.25 0.00 0.00 0.00 0.00 08:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 13.13 13.13 10.96 10.96 0.00 0.00 0.00 0.00 08:10:00 ens3 1.54 0.98 0.55 0.40 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:06 lo 28.84 28.84 17.25 17.25 0.00 0.00 0.00 0.00 08:20:06 ens3 2.36 1.70 0.66 0.51 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:19 lo 21.57 21.57 9.91 9.91 0.00 0.00 0.00 0.00 08:30:19 ens3 1.95 0.95 0.60 0.42 0.00 0.00 0.00 0.00 08:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 27.18 27.18 9.69 9.69 0.00 0.00 0.00 0.00 08:40:01 ens3 0.84 0.49 0.23 0.16 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 08:50:21 lo 20.59 20.59 11.13 11.13 0.00 0.00 0.00 0.00 08:50:21 ens3 1.75 0.79 0.56 0.37 0.00 0.00 0.00 0.00 08:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:21 lo 17.30 17.30 9.75 9.75 0.00 0.00 0.00 0.00 09:00:21 ens3 1.77 0.72 0.50 0.32 0.00 0.00 0.00 0.00 09:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 18.50 18.50 8.96 8.96 0.00 0.00 0.00 0.00 09:10:01 ens3 2.03 1.19 0.68 0.48 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 17.57 17.57 9.57 9.57 0.00 0.00 0.00 0.00 Average: ens3 12.45 9.31 162.47 1.42 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-39394) 08/21/26 _x86_64_ (4 CPU) 07:28:00 LINUX RESTART (4 CPU) 07:30:19 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 41.35 0.00 2.12 6.11 0.11 50.32 07:40:01 0 43.76 0.00 2.37 3.22 0.11 50.54 07:40:01 1 40.86 0.00 2.10 6.80 0.11 50.13 07:40:01 2 41.25 0.00 2.07 9.68 0.10 46.90 07:40:01 3 39.54 0.00 1.92 4.74 0.11 53.70 07:50:31 all 12.92 0.00 0.57 0.25 0.08 86.18 07:50:31 0 12.76 0.00 0.49 0.38 0.07 86.29 07:50:31 1 12.92 0.00 0.65 0.34 0.08 86.02 07:50:31 2 12.55 0.00 0.54 0.12 0.08 86.71 07:50:31 3 13.43 0.00 0.60 0.18 0.08 85.71 08:00:12 all 16.82 0.00 0.72 0.12 0.08 82.26 08:00:12 0 16.16 0.00 0.76 0.06 0.08 82.94 08:00:12 1 16.58 0.00 0.74 0.06 0.07 82.54 08:00:12 2 17.47 0.00 0.67 0.15 0.08 81.63 08:00:12 3 17.08 0.00 0.69 0.21 0.08 81.94 08:10:00 all 26.10 0.00 1.05 0.75 0.09 72.01 08:10:00 0 26.58 0.00 1.01 0.28 0.08 72.05 08:10:00 1 26.93 0.00 1.26 1.11 0.09 70.61 08:10:00 2 25.73 0.00 0.95 0.45 0.09 72.78 08:10:00 3 25.14 0.00 0.99 1.17 0.09 72.62 08:20:06 all 50.49 0.00 1.74 0.26 0.12 47.39 08:20:06 0 51.05 0.00 1.82 0.14 0.12 46.87 08:20:06 1 50.61 0.00 1.56 0.14 0.13 47.57 08:20:06 2 50.17 0.00 1.82 0.46 0.12 47.43 08:20:06 3 50.15 0.00 1.75 0.28 0.12 47.69 08:30:19 all 17.70 0.00 0.66 10.11 0.09 71.44 08:30:19 0 17.16 0.00 0.67 7.07 0.09 75.01 08:30:19 1 17.92 0.00 0.72 11.40 0.09 69.87 08:30:19 2 17.91 0.00 0.63 8.88 0.09 72.49 08:30:19 3 17.83 0.00 0.63 13.09 0.09 68.36 08:40:01 all 9.03 0.00 0.44 0.56 0.07 89.89 08:40:01 0 9.24 0.00 0.45 0.52 0.07 89.72 08:40:01 1 9.03 0.00 0.51 0.39 0.07 90.01 08:40:01 2 9.22 0.00 0.40 1.11 0.07 89.20 08:40:01 3 8.65 0.00 0.41 0.23 0.07 90.64 08:50:21 all 17.73 0.00 0.84 1.20 0.09 80.14 08:50:21 0 17.26 0.00 0.95 0.83 0.08 80.88 08:50:21 1 17.92 0.00 0.75 0.79 0.09 80.45 08:50:21 2 18.39 0.00 0.82 1.70 0.08 79.00 08:50:21 3 17.36 0.00 0.84 1.47 0.08 80.25 09:00:21 all 9.41 0.00 0.65 0.26 0.08 89.60 09:00:21 0 9.15 0.00 0.65 0.21 0.07 89.91 09:00:21 1 9.30 0.00 0.71 0.28 0.08 89.63 09:00:21 2 9.81 0.00 0.64 0.40 0.08 89.07 09:00:21 3 9.36 0.00 0.60 0.15 0.08 89.80 09:10:01 all 16.37 0.00 0.74 0.65 0.09 82.16 09:10:01 0 16.56 0.00 0.74 0.48 0.09 82.13 09:10:01 1 16.88 0.00 0.82 0.44 0.09 81.77 09:10:01 2 15.61 0.00 0.69 1.38 0.08 82.24 09:10:01 3 16.42 0.00 0.70 0.30 0.08 82.50 Average: all 21.76 0.00 0.95 2.03 0.09 75.16 Average: 0 21.92 0.00 0.99 1.33 0.09 75.67 Average: 1 21.87 0.00 0.98 2.18 0.09 74.88 Average: 2 21.78 0.00 0.92 2.43 0.09 74.78 Average: 3 21.47 0.00 0.91 2.20 0.09 75.33