---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33658 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: 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 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 707 9044 3 6237 14939 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:5f:92:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79574sec preferred_lft 79574sec inet6 fe80::f816:3eff:fe5f:92ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:c5:bc:60:3f:0a 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::9cc5:bcff:fe60:3f0a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33658) 07/07/26 _x86_64_ (4 CPU) 07:16:14 LINUX RESTART (4 CPU) 07:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:02 65.97 2.39 60.32 3.25 126.38 24867.45 6868.02 07:40:04 14.69 0.94 13.06 0.69 9.95 371.73 428.67 07:50:05 7.65 0.00 7.23 0.41 0.33 268.41 426.67 08:00:03 38.45 19.41 18.08 0.96 163.09 1688.87 622.89 08:10:06 48.25 18.47 28.13 1.65 147.82 1786.68 2066.89 08:20:05 9.92 0.17 9.26 0.49 4.13 274.20 153.87 08:30:13 7.34 0.00 7.06 0.28 0.00 249.14 72.75 08:40:04 3.95 0.00 3.91 0.04 0.00 65.19 3.30 08:50:23 4.64 0.00 4.47 0.16 0.00 148.51 579.42 09:00:23 27.86 0.04 11.46 16.35 0.48 698.62 214954.74 Average: 22.83 4.13 16.27 2.42 45.07 3032.78 22556.32 07:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:02 159764 5228096 10700920 65.36 233328 4722360 11624044 66.72 1840052 13694520 284 07:40:04 2668140 7114472 8817428 53.85 236312 4115892 9564168 54.90 1833936 11219024 380 07:50:05 5101220 9571824 6362260 38.86 237800 4138780 7107368 40.80 1840164 8784852 636 08:00:03 9651424 14558452 1376416 8.41 250568 4549236 2152104 12.35 2018076 4063168 11248 08:10:06 4929796 10228560 5703644 34.84 262740 4920000 6268988 35.98 2173484 8606568 328 08:20:05 5958768 11293680 4639676 28.34 264224 4954556 5375380 30.85 2179012 7577588 236 08:30:13 5770816 11144908 4788452 29.25 264876 4993036 6415668 36.83 2182252 7761368 48 08:40:04 4435196 9812088 6120336 37.38 265412 4995304 6875180 39.46 2182800 9090924 360 08:50:23 4402648 9802788 6129624 37.44 265944 5017984 6922316 39.73 2186228 9110300 736 09:00:23 5794940 11354916 4578076 27.96 270348 5167656 5199644 29.85 2206788 7701004 212 Average: 4887271 10010978 5921683 36.17 255155 4757480 6750486 38.75 2064279 8760932 1447 07:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:02 lo 13.60 13.60 8.57 8.57 0.00 0.00 0.00 0.00 07:30:02 ens3 110.02 73.84 1825.84 7.92 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:04 lo 25.46 25.46 11.20 11.20 0.00 0.00 0.00 0.00 07:40:04 ens3 1.16 1.07 0.23 0.89 0.00 0.00 0.00 0.00 07:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 25.62 25.62 11.60 11.60 0.00 0.00 0.00 0.00 07:50:05 ens3 0.87 0.75 0.15 0.28 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 10.35 10.35 8.54 8.54 0.00 0.00 0.00 0.00 08:00:03 ens3 1.35 0.86 0.47 0.35 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:06 lo 27.94 27.94 16.91 16.91 0.00 0.00 0.00 0.00 08:10:06 ens3 1.99 1.80 0.57 0.48 0.00 0.00 0.00 0.00 08:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 22.71 22.71 10.41 10.41 0.00 0.00 0.00 0.00 08:20:05 ens3 0.90 0.81 0.22 0.17 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:13 lo 27.72 27.72 9.68 9.68 0.00 0.00 0.00 0.00 08:30:13 ens3 0.66 0.47 0.11 0.08 0.00 0.00 0.00 0.00 08:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:04 lo 16.25 16.25 8.28 8.28 0.00 0.00 0.00 0.00 08:40:04 ens3 1.33 0.51 0.20 0.13 0.00 0.00 0.00 0.00 08:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:23 lo 18.01 18.01 10.45 10.45 0.00 0.00 0.00 0.00 08:50:23 ens3 0.63 0.47 0.13 0.09 0.00 0.00 0.00 0.00 08:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:23 lo 17.27 17.27 9.69 9.69 0.00 0.00 0.00 0.00 09:00:23 ens3 0.94 0.95 0.26 0.23 0.00 0.00 0.00 0.00 09:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.51 20.51 10.54 10.54 0.00 0.00 0.00 0.00 Average: ens3 11.95 8.13 182.21 1.06 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-16g-33658) 07/07/26 _x86_64_ (4 CPU) 07:16:14 LINUX RESTART (4 CPU) 07:20:02 CPU %user %nice %system %iowait %steal %idle 07:30:02 all 40.70 0.00 2.04 1.60 0.13 55.53 07:30:02 0 40.55 0.00 1.95 1.47 0.12 55.91 07:30:02 1 40.88 0.00 1.95 1.36 0.13 55.67 07:30:02 2 43.36 0.00 2.00 2.13 0.13 52.37 07:30:02 3 37.99 0.00 2.28 1.44 0.13 58.16 07:40:04 all 36.01 0.00 1.45 0.33 0.13 62.08 07:40:04 0 35.85 0.00 1.50 0.36 0.13 62.17 07:40:04 1 35.90 0.00 1.51 0.08 0.14 62.37 07:40:04 2 36.36 0.00 1.46 0.28 0.13 61.77 07:40:04 3 35.94 0.00 1.32 0.59 0.13 62.02 07:50:05 all 20.17 0.00 0.80 0.12 0.10 78.82 07:50:05 0 19.85 0.00 0.80 0.03 0.09 79.22 07:50:05 1 20.06 0.00 0.88 0.04 0.10 78.92 07:50:05 2 20.72 0.00 0.69 0.01 0.10 78.48 07:50:05 3 20.04 0.00 0.84 0.38 0.10 78.64 08:00:03 all 23.81 0.00 0.95 0.05 0.08 75.11 08:00:03 0 23.47 0.00 0.86 0.03 0.08 75.56 08:00:03 1 24.43 0.00 1.00 0.02 0.09 74.46 08:00:03 2 23.65 0.00 1.04 0.04 0.09 75.18 08:00:03 3 23.67 0.00 0.88 0.12 0.09 75.24 08:10:06 all 53.07 0.00 1.69 0.11 0.14 44.99 08:10:06 0 53.67 0.00 1.69 0.02 0.13 44.48 08:10:06 1 52.91 0.00 1.71 0.19 0.14 45.05 08:10:06 2 51.77 0.00 1.69 0.13 0.14 46.27 08:10:06 3 53.93 0.00 1.68 0.08 0.13 44.18 08:20:05 all 19.34 0.00 0.70 0.30 0.09 79.57 08:20:05 0 18.95 0.00 0.68 0.31 0.09 79.98 08:20:05 1 19.86 0.00 0.72 0.14 0.09 79.19 08:20:05 2 18.93 0.00 0.70 0.03 0.10 80.25 08:20:05 3 19.61 0.00 0.71 0.73 0.08 78.87 08:30:13 all 14.31 0.00 0.66 0.59 0.08 84.36 08:30:13 0 14.13 0.00 0.63 0.73 0.08 84.42 08:30:13 1 14.81 0.00 0.73 0.98 0.08 83.40 08:30:13 2 13.77 0.00 0.68 0.51 0.10 84.95 08:30:13 3 14.51 0.00 0.60 0.15 0.07 84.67 08:40:04 all 5.39 0.00 0.23 0.82 0.07 93.50 08:40:04 0 5.28 0.00 0.18 1.13 0.05 93.36 08:40:04 1 5.53 0.00 0.26 1.10 0.07 93.04 08:40:04 2 5.43 0.00 0.26 0.39 0.07 93.85 08:40:04 3 5.33 0.00 0.21 0.65 0.07 93.75 08:50:23 all 10.84 0.00 0.50 0.51 0.08 88.08 08:50:23 0 10.10 0.00 0.43 0.26 0.07 89.15 08:50:23 1 10.63 0.00 0.50 1.28 0.08 87.52 08:50:23 2 11.39 0.00 0.53 0.31 0.09 87.68 08:50:23 3 11.25 0.00 0.53 0.18 0.07 87.96 09:00:23 all 22.21 0.00 0.81 0.24 0.09 76.66 09:00:23 0 21.15 0.00 0.87 0.17 0.08 77.73 09:00:23 1 22.84 0.00 0.76 0.11 0.09 76.20 09:00:23 2 22.02 0.00 0.79 0.45 0.09 76.65 09:00:23 3 22.82 0.00 0.81 0.22 0.09 76.06 Average: all 24.59 0.00 0.98 0.46 0.10 73.87 Average: 0 24.30 0.00 0.96 0.45 0.09 74.20 Average: 1 24.78 0.00 1.00 0.53 0.10 73.58 Average: 2 24.74 0.00 0.98 0.43 0.10 73.74 Average: 3 24.52 0.00 0.99 0.45 0.10 73.94